Appendix 1

The recent fauna of shell-bearing molluscs in Danish Melaraphe neritoides (Linnaeus 1758) waters as worked out by Jensen & Knudsen (1995) Littorina mariae Sacchi & Rastelli 1966 compared to the subfossil fauna in the Late Quater- Littorina obtusata (Linnaeus 1758) nary of Denmark. Littorina saxatilis (Olivi 1792) Littorina tenebrosa (Montagu 1803) pallidula (da Costa 1778) Lacuna crassior (Montagu 1803) Recent (Montagu 1803) Class Polyplacophora (Montagu 1803) Order Neoloricata Hydrobia neglecta Muus 1963 Leptochiton asellus (Gmelin 1791) Hydrobia ulvae (Pennant 1777) Hanleya hanleyi (Bean 1844) Hydrobia ventrosa (Montagu 1803) Callochiton septemvalvis (Montagu 1803) Potamopyrgus antipodarum (Gray 1853) Ischnochiton albus (Linnaeus 1767) Alvania abyssicola (Forbes 1850) Lepidochitona cinereus (Linnaeus 1767) Alvania jeffreysi (Waller 1864) Tonicella marmorea (Fabricius 1780) Alvania punctura (Montagu 1803) Tonicella rubra (Linnaeus 1767) Cingula semistriata (Montagu 1808) Cingula turgida (Jeffreys 1870) Totals for order Neoloricata: 7 (2.5%) Obtusella alderi (Jeffreys 1858) (Gould 1841) Totals for Class Polyplacophora: 7 (2.5%) (Montagu 1803) Onoba vitrea (Montagu 1803) Class Rissoa albella Lovén 1846 Subclass Prosobranchia Rissoa inconspicua Alder 1844 Order Archaeogastropoda Rissoa membranacea (J. Adams 1800) vulgata Linnaeus 1758 Rissoa parva (da Costa 1779) Helcion pellucidum (Linnaeus 1758) Rissoa violacea Desmarest 1814 Lepeta caeca (Müller 1776) Assiminea grayana Fleming 1828 Iothia fulva (Müller 1776) Caecum glabrum (Montagu 1803) Acmaea tessulata (Müller 1776) Bittium reticulatum (da Costa 1778) Acmaea virginea (Müller 1776) Turritella communis Risso 1826 Emarginula fissura (Linnaeus 1758) Aporrhais pespelicani (Linnaeus 1758) Puncturella noachina (Linnaeus 1771) Aporrhais serresianus (Michaud 1828) Margarites helicinus (Phipps 1774) Crepidula fornicata (Linnaeus 1758) Gibbula cineraria (Linnaeus 1758) Capulus ungaricus (Linnaeus 1758) Gibbula tumida (Montagu 1803) Lamellaria perspicua (Linnaeus 1758) Jujubinus clelandi (W. Wood 1828) Velutina plicatilis (Müller 1776) Calliostoma formosa (Mighels 1842) Velutina velutina (Müller 1776) Calliostoma zizyphinum (Linnaeus 1758) Trivia arctica (Pulteney 1799) Skenea basistriata (Jeffreys 1877) Amauropsis islandicus (Gmelin 1791) Theodoxus fluviatilis (Linnaeus 1758) Lunatia alderi (Forbes 1838) Lunatia catena (da Costa 1778) Totals for order Archaeogastropoda: 16 (5.8%) Lunatia montagui (Forbes 1838) Lunatia pallida (Broderip & Sowerby 1829) Order Neotaenioglossa Littorina littorea (Linnaeus 1758) Totals for order Neotaenioglossa: 45 (16.2%)

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GEUS Bulletin no 3.pmd 197 28-06-2004, 08:46 Order Heterogastropoda Admete viridula (Fabricius 1780) Triphora adversa (Montagu 1803) Cerithiella metula (Lovén 1846) Totals for order : 29 (10.4%) Cerithiopsis barleei Jeffreys 1867 Epitonium clathratulum (Kanmacher 1797) Totals for subclass Prosobranchia: 115 (41.4%) Epitonium clathrus (Linnaeus 1758) Epitonium trevelyanum (Johnston 1841) Subclass Epitonium turtonis (Turton 1819) Order Heterostropha Aclis ascaris (Turton 1819) Omalogyra atomus (Phillippi 1841) Aclis minor (Brown 1827) Brachystomia carozzai van Aartsen 1987 Aclis walleri Jeffreys 1867 Brachystomia eulimoides Hanley 1844 bilineata (Alder 1848) Odostomia scalaris MacGillivray 1843 Haliella stenostoma (Jeffreys 1858) Chrysallida decussata (Montagu 1803) Polygireulima sinuosa (Sacco 1836) Chrysallida indistincta (Montagu 1808) Polygireulimamonterosatoi(Monterosato 1890) Chrysallida obtusa (Brown 1827) philippii (Rayneval & Ponzi 1854) Chrysallida spiralis (Montagu 1803) lubrica (Monterosato 1891) Ebala nitidissima (Montagu 1803) Pelseneeria stylifera (Turton 1825) laevis (Brown 1827) Enteroxenos oestergreni Bonnevie 1902 (Scacchi 1835) Ondina divisa (J. Adams 1797) Totals for order Heterogastropoda: 18 (6.5%) Ondina diaphana (Jeffreys 1848) Liostomia clavula (Lovén 1846) Order Neogastropoda Odostomia acuta Jeffreys 1848 Nucella lapillus (Linnaeus 1758) Odostomia Winckworth 1932 clathratus (Linnaeus 1767) Odostomia turrita Hanley 1844 Boreotrophon truncatus (Ström 1768) Odostomia albella Lovén 1846 Ocenebra erinacea (Linnaeus 1758) (Montagu 1803) barvicensis (Johnston 1825) Turbonilla crenata (Brown 1827) undatum Linnaeus 1758 Turbonilla delicata (Monterosato 1874) Colus gracilis (da Costa 1778) Turbonilla lactea (Linné 1758) Colus jeffreysianus (Fischer 1868) Colus sabini (Gray 1824) Totals for order Heterostropha: 22 (7.9%) Liomesus ovum (Turton 1825) antiqua (Linnaeus 1758) Totals for subclass Heterobranchia: 22 (7.9%) Turrisipho moebii (Dunker & Metzger 1874) Hinia incrassata (Ström 1768) Subclass Opisthobranchia Hinia pygmaea (Lamarck 1822) Order Bullomorpha Hinia reticulata (Linnaeus 1758) Acteon tornatilis (Linnaeus 1758) Troschelia bernicensis (King 1846) Cylichna cylindracea (Pennant 1777) Cytharella coarctata (Forbes 1840) Scaphander lignarius (Linnaeus 1758) Oenopota trevelliana (Turton 1834) Scaphanderpunctostriatus (Mighels & Adams Oenopota turricola (Montagu 1803) 1841) Bela exarata G.O.Sars 1818 Philine aperta (Linnaeus 1767) Mangelia attenuata (Montagu 1803) Philine catena (Montagu 1803) Mangelia brachystoma (Philippi 1844) Philine denticulata (Adams 1800) Mangelia nebula (Montagu 1803) Philine punctata (Adams 1800) Raphitoma asperrima (Brown 1827) Philine quadrata (S. Wood 1839) Raphitoma leufroyi (Michaud 1821) Philine scabra (Müller 1776) Raphitoma linearis (Montagu 1803) Philinoglossa helgolandica Hertling 1932 Taranis borealis Bouchet & Warén 1980 Taranis moerchi (Malm 1861) Totals for order Bullomorpha: 11 (4.0%)

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GEUS Bulletin no 3.pmd 198 28-06-2004, 08:46 Order Anaspidea Malletia obtusa (G.O. Sars 1872) Diaphana minuta Brown 1827 obtusa (Montagu 1803) Totals for order Nuculoida: 12 (4.3%) Retusa truncatula (Bruguière 1792) Retusa umbilicata (Montagu 1803) Totals for subclass Palaeotaxodonta: 12 (4.3%) Rhizorus acuminatus (Bruguière 1792) Akera bullata Müller 1776 Subclass Pteriomorpha Order Arcoida Totals for order Anaspidea: 6 (2.2%) Acar nodulosa (Müller 1766) Bathyarca pectunculoides (Scacchi 1834) Order Thecosomata Limacina retroversa (Fleming 1823) Totals for order Arcoida: 2 (0.7%)

Totals for order Thecosomata: 1 (0.4%) Order Mytiloida Mytilus edulis Linnaeus 1758 Order Gymnosomata Modiolula phaseolina (Philippi 1844) Clione limacina (Phipps 1774) Modiolus adriaticus (Lamarck 1819) Modiolus modiolus (Linnaeus 1758) Totals for order Gymnosomata: 1 (0.4%) Musculus discors (Linnaeus 1767) Musculus niger (Gray 1824) Totals for subclass Opisthobranchia: 19 (6.8%) Modiolaria tumida (Hanley 1843) Crenella decussata (Montagu 1803) Subclass Pulmonata Adipicola simpsoni (Marshall 1900) Order Basommatophora Ovatella myosotis (Draparnaud 1801) Totals for order Mytiloida: 9 (3.2%) Lymnaea peregra (Müller 1774) Order Pterioida Totals for order Basommatophora: 2 (0.7%) Aequipecten opercularis (Linnaeus 1758) Chlamys varia (Linnaeus 1758) Totals for subclass Pulmonata: 2 (0.7%) Delectopecten vitreus (Gmelin 1791) Palliolum striatum (Müller 1776) Totals for Class Gastropoda: 151 (54.3%) Palliolum tigerinum (Müller 1776) (Linnaeus 1758) Class Scaphopoda Pseudamussium septemradiatum (Müller Cadulus subfusiforme (M. Sars 1865) 1776) Antalis agile G.O. Sars 1878 Similipecten similis (Laskey 1811) Antalis entalis (Linnaeus 1758) Pododesmus patelliformis (Linnaeus 1761) Pododesmus squama (Gmelin 1791) Totals for Class Scaphopoda: 3 (1.1%) Heteranomia squamula (Linnaeus 1758) Linnaeus 1758 Class Limaria hians (Gmelin 1791) Subclass Palaeotaxodonta Limaria loscombi (Sowerby 1832) Order Nuculoida Limatula subauriculata (Montagu 1808) Nucula nitidosa Winckworth 1930 Nucula nucleus (Linnaeus 1767) Totals for order Pterioida: 15 (5.4%) Nucula sulcata (Bronn 1831) Nuculoma hanleyi Winckworth 1931 Totals for subclass Pteriomorpha: 26 (9.4%) Nuculoma tenuis (Montagu 1808) Nuculana minuta (Müller 1776) Subclass Nuculana pernula (Müller 1776) Order Veneroida Yoldiella lucida (Lovén 1846) Lucinoma borealis (Linnaeus 1758)

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GEUS Bulletin no 3.pmd 199 28-06-2004, 08:46 Myrtea spinifera (Montagu 1803) Glossus humanus (Linnaeus 1758) Thyasira croulinensis (Jeffreys 1847) Chamelea striatula (da Costa 1778) Thyasira flexuosa (Montagu 1803) Clausinella fasciata (da Costa 1778) Thyasira sarsi (Philippi 1845) Timoclea ovata (Pennant 1777) Mysella bidentata (Montagu 1803) Venerupis rhomboides (Pennant 1777) Mysella tumidula (Jeffreys 1867) Venerupis pullastra (Montagu 1803) Mysella dawsoni (Jeffreys 1864) Dosinia exoleta (Linnaeus 1758) Montacuta substriata (Montagu 1803) Dosinia lincta (Montagu 1803) Tellimya ferruginosa (Montagu 1803) Mysia undata (Pennant 1777) Lepton nitidum (Turton 1822) Lepton squamosum (Montagu 1803) Totals for order Veneroida: 61 (21.9%) Devonia perrieri (Malard 1904) Kellia suborbicularis (Montagu 1803) Order Myoida Astarte sulcata (da Costa 1778) Mya arenaria Linnaeus 1758 Tridonta borealis Schumacher 1817 Linnaeus 1758 Tridonta elliptica (Brown 1827) Corbula gibba (Olivi 1792) Tridonta montagui (Dillwyn 1817) Hiatella arctica (Linnaeus 1758) Acanthocardia echinata (Linnaeus 1758) Hiatella rugosa (Linnaeus 1758) Parvicardium exiguum (Gmelin 1791) Saxicavella jeffreysi Winckworth 1930 Parvicardium ovale (Sowerby 1840) Panomya arctica (Lamarck 1818) Parvicardium scabrum (Philippi 1844) Barnea candida (Linnaeus 1758) Parvicardium minimum (Philippi 1836) Linnaeus 1758 Cerastoderma edule (Linnaeus 1758) Zirfaea crispata (Linnaeus 1758) Cerastoderma glaucum (Poiret 1789) Xylophaga dorsalis Turton 1822 Laevicardium crassum (Gmelin 1791) Linnaeus 1758 stultorum (Linnaeus 1758) Nototeredo norvegica (Spengler 1792) Lutraria lutraria (Linnaeus 1758) megotara (Forbes & Hanley 1848) Spisula elliptica (Brown 1827) Spisula solida (Linnaeus 1758) Totals for order Myoida: 14 (5.0%) Spisula subtruncata (da Costa 1778) Solecurtus chamasolen (da Costa 1778) Totals for subclass Heterodonta: 75 (27.0%) Solecurtus scopula (Turlok 1822) arcuatus (Jeffreys 1865) Subclass Ensis ensis (Linnaeus 1758) Order Pholadomyoida Ensis siliqua (Linnaeus 1758) Lyonsia norvegica (Gmelin 1791) pellucidus (Pennant 1777) Cochlodesma praetenue (Pulteney 1799) Angulus tenuis (da Costa 1778) convexa (Wood 1815) Arcopagia crassa (Pennant 1778) Thracia phaseolina (Lamarck 1818) Fabulina fabula (Gmelin 1791) Thracia gracilis (Jeffreys 1865) Tellina pygmaea (Lovén 1846) Thracia villosiuscula (MacGillivray 1827) Macoma balthica (Linnaeus 1758) Cupidaria cuspidata (Olivi 1792) Macoma calcarea (Gmelin 1791) Donax vittatus (da Costa 1778) Totals for order Pholadomyoida: 7 (2.5%) Gari fervensis (Gmelin 1791) Gari tellinella (Lamarck 1818) Totals for subclass Anomalodesmata: 7 (2.5%) Scrobicularia plana (da Costa 1778) (Wood 1802) Totals for Class Bivalvia: 117 (42.1%) Abra nitida (Müller 1776) Abra prismatica (Montagu 1803) (Linnaeus 1767) Totals for list 278 Kelliella miliaris (Philippi 1844)

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GEUS Bulletin no 3.pmd 200 28-06-2004, 08:46 Subfossil species Onoba vitrea (Montagu 1803) Rissoa albella Lovén 1846 Class Polyplacophora Rissoa inconspicua Alder 1844 Order Neoloricata Rissoa membranacea (J. Adams 1800) Tonicella marmorea (Fabricius 1780) Rissoa parva (da Costa 1779) Rissoa violacea Desmarest 1814 Totals for order Neoloricata: 1 (0.4%) Caecum glabrum (Montagu 1803) Bittium reticulatum (da Costa 1778) Totals for Class Polyplacophora: 1 (0.4%) Turritella communis Risso 1826 Turritella erosa Couthouy 1838 Class Gastropoda Aporrhais pespelicani (Linnaeus 1758) Subclass Prosobranchia Trivia monacha (da Costa 1778) Order Archaeogastropoda Lunatia alderi (Forbes 1838) Scissurella crispata Fleming 1828 Lunatia catena (da Costa 1778) Linnaeus 1758 Lunatia montagui (Forbes 1838) Helcion pellucidum (Linnaeus 1758) Lunatia pallida (Broderip & Sowerby 1829) Iothia fulva (Müller 1776) Natica affinis (Gmelin 1790) Acmaea tessulata (Müller 1776) Acmaea virginea (Müller 1776) Totals for order Neotaenioglossa: 39 (15.8%) Margarites helicinus (Phipps 1774) Gibbula cineraria (Linnaeus 1758) Order Heterogastropoda Gibbula tumida (Montagu 1803) Triphora adversa (Montagu 1803) Skenea serpuloides (Montagu 1808) Cerithiopsis barleei Jeffreys 1867 Skenea basistriata (Jeffreys 1877) Cerithiopsis tubercularis (Montagu 1803) Theodoxus fluviatilis (Linnaeus 1758) Epitonium clathrus (Linnaeus 1758) Epitonium trevelyanum (Johnston 1841) Totals for order Archaeogastropoda: 12 (4.9%) Epitonium turtonis (Turton 1819) Aclis ascaris (Turton 1819) Order Neotaenioglossa Aclis minor (Brown 1827) Littorina littorea (Linnaeus 1758) Aclis walleri Jeffreys 1867 Littorina obtusata (Linnaeus 1758) Polygireulima sinuosa (Sacco 1836) Littorina saxatilis (Olivi 1792) Vitreolina collensi (Sykes 1903) Littorina tenebrosa (Montagu 1803) Vitreolina philippii (Rayneval & Ponzi 1854) (da Costa 1778) Graphis albida (Kanmacher 1798) Lacuna parva (Montagu 1803) Melanella lubrica (Monterosato 1891) Lacuna vincta (Montagu 1803) (da Costa 1778) Hydrobia ulvae (Pennant 1777) Hemiaclis ventrosa (Jeffreys MS Fricle 1874) Hydrobia ventrosa (Montagu 1803) Skeneopsis planorbis (Fabricius 1780) Totals for order Heterogastropoda: 16 (6.5%) Barleeia unifasciata (Montagu 1803) Alvania abyssicola (Forbes 1850) Order Neogastropoda Alvania lactea (Michaud 1830) Nucella lapillus (Linnaeus 1758) Alvania cimicoides (Forbes 1844) Boreotrophon clathratus (Linnaeus 1767) Alvania punctura (Montagu 1803) Linnaeus 1758 Alvania cruenta Odhner 1915 Buccinum cyaneum Bruguière 1792 Alvania scrobiculata (Möller 1842) Neptunea antiqua (Linnaeus 1758) Alvania jan mayeni (Friele 1886) Neptunea despecta (Linnaeus 1758) Cingula semistriata (Montagu 1808) Hinia incrassata (Ström 1768) Cingula turgida (Jeffreys 1870) Hinia pygmaea (Lamarck 1822) Onoba semicostata (Montagu 1803) Hinia reticulata (Linnaeus 1758) Onoba proxima (Forbes & Hanley 1850) Cytharella coarctata (Forbes 1840)

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GEUS Bulletin no 3.pmd 201 28-06-2004, 08:46 Oenopota incisula (Verrill 1882) Philine aperta (Linnaeus 1767) Oenopota trevelliana (Turton 1834) Philine catena (Montagu 1803) Oenopota turricola (Montagu 1803) Philine punctata (Adams 1800) Oenopota violacea (Mighels & Adams 1842) Bela exarata G.O.Sars 1818 Totals for order Bullomorpha: 8 (3.2%) Mangelia brachystoma (Philippi 1844) Raphitoma purpurea (Montagu 1803) Order Anaspidea Raphitoma linearis (Montagu 1803) Diaphana minuta Brown 1827 Admete viridula (Fabricius 1780) Retusa obtusa (Montagu 1803) Retusa truncatula (Bruguière 1792) Totals for order Neogastropoda: 19 (7.7%) Retusa umbilicata (Montagu 1803) Akera bullata Müller 1776 Totals for subclass Prosobranchia: 87 (35.2%) Totals for order Anaspidea: 5 (2.0%) Subclass Heterobranchia Order Heterostropha Order Thecosomata Omalogyra atomus (Phillippi 1841) Limacina retroversa (Fleming 1823) Brachystomia eulimoides Hanley 1844 Odostomia scalaris MacGillivray 1843 Totals for order Thecosomata: 1 (0.4%) Chrysallida decussata (Montagu 1803) Chrysallida eximia (Jeffreys 1849) Order Gymnosomata Chrysallida indistincta (Montagu 1808) Clione limacina (Phipps 1774) Chrysallida obtusa (Brown 1827) Chrysallida spiralis (Montagu 1803) Totals for order Gymnosomata: 1 (0.4%) Ebala nitidissima (Montagu 1803) Eulimella laevis (Brown 1827) Totals for subclass Opisthobranchia: 15 (6.1%) Eulimella scillae (Scacchi 1835) Ondina divisa (J. Adams 1797) Subclass Pulmonata Ondina diaphana (Jeffreys 1848) Order Basommatophora Odostomia acuta Jeffreys 1848 Lymnaea peregra (Müller 1774) Odostomia conoidea Winckworth 1932 Odostomia turrita Hanley 1844 Totals for order Basommatophora: 1 (0.4%) Odostomia albella Lovén 1846 Odostomia plicata (Montagu 1803) Totals for subclass Pulmonata: 1 (0.4%) Odostomia umbilicaris (Malm 1863) Turbonilla crenata (Brown 1827) Totals for Class Gastropoda: 125 (50.6%) Turbonilla delicata (Monterosato 1874) Turbonilla lactea (Linné 1758) Class Scaphopoda Turbonilla sinuosa (Jeffreys 1884) Cadulus subfusiforme (M. Sars 1865) Siphonodentalium lobatum (Sowerby 1860) Totals for order Heterostropha: 23 (9.3%) Entalina tetragona (Brocchi 1814) Antalis entalis (Linnaeus 1758) Totals for subclass Heterobranchia: 23 (9.3%) Dentalium vulgare da Costa 1778

Subclass Opisthobranchia Totals for Class Scaphopoda: 5 (2.0%) Order Bullomorpha Acteon tornatilis (Linnaeus 1758) Class Bivalvia Haminoea navicula (da Costa 1778) Subclass Palaeotaxodonta Cylichna cylindracea (Pennant 1777) Order Nuculoida Cylichna alba (Brown 1827) Nucula nitidosa Winckworth 1930 Cylichna occulta (Mighels 1841) Nucula nucleus (Linnaeus 1767)

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GEUS Bulletin no 3.pmd 202 28-06-2004, 08:46 Nucula sulcata (Bronn 1831) Totals for order Pterioida: 14 (5.7%) Nuculoma tenuis (Montagu 1808) Nuculana minuta (Müller 1776) Totals for subclass Pteriomorpha: 26 (10.5%) Nuculana pernula (Müller 1776) Yoldia hyperborea Lovén 1859 Subclass Heterodonta Portlandia arctica (Gray 1824) Order Veneroida Yoldiella lucida (Lovén 1846) Lucinella divaricata (Linnaeus 1758) Yoldiella lenticula (Möller 1842) Lucinoma borealis (Linnaeus 1758) Yoldiella frigida (Torell 1859) Axinopsida orbiculata (G.O.Sars 1878) Yoldiella philippiana (Nyst 1845) Thyasira flexuosa (Montagu 1803) Leptaxinus ferruginosus (Forbes 1844) Totals for order Nuculoida: 17 (6.9%) Mysella bidentata (Montagu 1803) Tellimya ferruginosa (Montagu 1803) Totals for subclass Palaeotaxodonta: 17 (6.9%) Turtonia minuta (Fabricius 1780) Lepton nitidum (Turton 1822) Subclass Pteriomorpha Kellia suborbicularis (Montagu 1803) Order Arcoida Tridonta borealis Schumacher 1817 Bathyarca glacialis (Gray 1824) Tridonta elliptica (Brown 1827) Tridonta montagui (Dillwyn 1817) Totals for order Arcoida: 1 (0.4%) Acanthocardia echinata (Linnaeus 1758) Parvicardium exiguum (Gmelin 1791) Order Mytiloida Parvicardium ovale (Sowerby 1840) Mytilaster lineatus (Gmelin 1791) Parvicardium scabrum (Philippi 1844) Mytilaster solidus (Poli 1795) Plagiocardium papillosum Poli 1795 Mytilus edulis Linnaeus 1758 Parvicardium minimum (Philippi 1836) Modiolula phaseolina (Philippi 1844) Cerastoderma edule (Linnaeus 1758) Modiolus adriaticus (Lamarck 1819) Cerastoderma glaucum (Poiret 1789) Modiolus modiolus (Linnaeus 1758) Clinocardium ciliatum (Fabricius 1780) Musculus discors (Linnaeus 1767) Laevicardium crassum (Gmelin 1791) Musculus laevigatus (Gray 1824) Serripes groenlandicus (Bruguière 1798) Musculus niger (Gray 1824) (Linnaeus 1758) Modiolaria tumida (Hanley 1843) Lutraria lutraria (Linnaeus 1758) Crenella decussata (Montagu 1803) Spisula elliptica (Brown 1827) Spisula solida (Linnaeus 1758) Totals for order Mytiloida: 11 (4.5%) Spisula subtruncata (da Costa 1778) Ensis ensis (Linnaeus 1758) Order Pterioida Phaxas pellucidus (Pennant 1777) Chlamys islandica (O.F.Müller 1776) Angulus tenuis (da Costa 1778) Aequipecten opercularis (Linnaeus 1758) Tellina donacina Linnaeus 1758 Chlamys varia (Linnaeus 1758) Fabulina fabula (Gmelin 1791) Delectopecten vitreus (Gmelin 1791) Tellina pygmaea (Lovén 1846) Palliolum greenlandicum (Sowerby 1842) Gastrana fragilis (Linnaeus 1758) Palliolum striatum (Müller 1776) Macoma balthica (Linnaeus 1758) Palliolum tigerinum (Müller 1776) Macoma calcarea (Gmelin 1791) Pecten maximus (Linnaeus 1758) Macoma torelli Jensen 1904 Pseudamussiumseptemradiatum(Müller 1776) Macoma loveni Jensen 1904 Similipecten similis (Laskey 1811) Donax vittatus (da Costa 1778) Pododesmus patelliformis (Linnaeus 1761) Gari depressa (Pennant 1777) Anomia ephippium Linnaeus 1758 Gari fervensis (Gmelin 1791) Heteranomia squamula (Linnaeus 1758) Scrobicularia plana (da Costa 1778) Ostrea edulis Linnaeus 1758 Abra alba (Wood 1802)

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GEUS Bulletin no 3.pmd 203 28-06-2004, 08:46 Abra nitida (Müller 1776) Abra prismatica (Montagu 1803) Recent species sorted after climatic Abra segmentum (Récluz 1843) affinities Arctica islandica (Linnaeus 1767) Kelliella miliaris (Philippi 1844) Climatic regions: asb. Chamelea striatula (da Costa 1778) Clausinella fasciata (da Costa 1778) Class Gastropoda Paphia senescens (Cocconi 1873) Subclass Prosobranchia Paphia aurea (Gmelin 1791) Order Archaeogastropoda Tapes decussatus (Linnaeus 1758) Lepeta caeca (Müller 1776) Timoclea ovata (Pennant 1777) Margarites helicinus (Phipps 1774) Venerupis rhomboides (Pennant 1777) Order Neotaenioglossa Venerupis pullastra (Montagu 1803) Lacuna crassior (Montagu 1803) Dosinia exoleta (Linnaeus 1758) Amauropsis islandicus (Gmelin 1791) Dosinia lincta (Montagu 1803) Lunatia pallida (Broderip & Sowerby 1829) Gouldia minima (Montagu 1803) Order Neogastropoda Mysia undata (Pennant 1777) Boreotrophon clathratus (Linnaeus 1767) Oenopota turricola (Montagu 1803) Totals for order Veneroida: 62 (25.1%) Bela exarata G.O.Sars 1818 Admete viridula (Fabricius 1780) Order Myoida Subclass Opisthobranchia Mya arenaria Linnaeus 1758 Order Anaspidea Mya truncata Linnaeus 1758 Retusa obtusa (Montagu 1803) Corbula gibba (Olivi 1792) Class Bivalvia Hiatella arctica (Linnaeus 1758) Subclass Palaeotaxodonta Hiatella rugosa (Linnaeus 1758) Order Nuculoida Saxicavella jeffreysi Winckworth 1930 Nuculana pernula (Müller 1776) Panomya arctica (Lamarck 1818) Subclass Pteriomorpha Barnea candida (Linnaeus 1758) Order Mytiloida Pholas dactylus Linnaeus 1758 Musculus niger (Gray 1824) Zirfaea crispata (Linnaeus 1758) Crenella decussata (Montagu 1803) Subclass Heterodonta Totals for order Myoida: 10 (4.0%) Order Veneroida Thyasira sarsi (Philippi 1845) Totals for subclass Heterodonta: 72 (29.1%) Tridonta borealis Schumacher 1817 Tridonta elliptica (Brown 1827) Subclass Anomalodesmata Macoma calcarea (Gmelin 1791) Order Pholadomyoida Order Myoida Pandora glacialis Leach 1819 Psiloteredo megotara (Forbes & Hanley 1848) Lyonsia norvegica (Gmelin 1791) Lyonsia arenosa (Möller 1842) Total for climatic regions asb. : 18 (6.5%) Cochlodesma praetenue (Pulteney 1799) Thracia phaseolina (Lamarck 1818) Climatic regions: asbl Thracia villosiuscula (MacGillivray 1827) Class Polyplacophora Totals for order Pholadomyoida: 6 (2.4%) Order Neoloricata Leptochiton asellus (Gmelin 1791) Totals for subclass Anomalodesmata: 6 (2.4%) Class Gastropoda Totals for Class Bivalvia: 116 (47.0%) Subclass Prosobranchia Order Archaeogastropoda Totals for list 247 Acmaea tessulata (Müller 1776)

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GEUS Bulletin no 3.pmd 204 28-06-2004, 08:46 Puncturella noachina (Linnaeus 1771) Order Myoida Order Neotaenioglossa Panomya arctica (Lamarck 1818) Littorina saxatilis (Olivi 1792) Zirfaea crispata (Linnaeus 1758) Lacuna pallidula (da Costa 1778) Onoba aculeus (Gould 1841) Total for climatic regions .sb. : 4 (1.4%) Velutina plicatilis (Müller 1776) Velutina velutina (Müller 1776) Climatic regions: .sbl Order Neogastropoda Boreotrophon truncatus (Ström 1768) Class Polyplacophora Oenopota trevelliana (Turton 1834) Order Neoloricata Subclass Opisthobranchia Hanleya hanleyi (Bean 1844) Order Bullomorpha Ischnochiton albus (Linnaeus 1767) Scaphander punctostriatus (Mighels & Adams Tonicella marmorea (Fabricius 1780) 1841) Class Gastropoda Order Anaspidea Subclass Prosobranchia Diaphana minuta Brown 1827 Order Archaeogastropoda Order Thecosomata Acmaea virginea (Müller 1776) Limacina retroversa (Fleming 1823) Order Neotaenioglossa Order Gymnosomata Littorina obtusata (Linnaeus 1758) Clione limacina (Phipps 1774) Lacuna vincta (Montagu 1803) Class Bivalvia Onoba semicostata (Montagu 1803) Subclass Palaeotaxodonta Order Heterogastropoda Order Nuculoida Haliella stenostoma (Jeffreys 1858) Nuculoma tenuis (Montagu 1808) Order Neogastropoda Subclass Pteriomorpha Nucella lapillus (Linnaeus 1758) Order Arcoida Buccinum undatum Linnaeus 1758 Bathyarca pectunculoides (Scacchi 1834) Subclass Heterobranchia Order Mytiloida Order Heterostropha Musculus discors (Linnaeus 1767) Omalogyra atomus (Phillippi 1841) Subclass Heterodonta Subclass Opisthobranchia Order Veneroida Order Bullomorpha Thyasira flexuosa (Montagu 1803) Philine quadrata (S. Wood 1839) Mysella dawsoni (Jeffreys 1864) Class Scaphopoda Tridonta montagui (Dillwyn 1817) Antalis entalis (Linnaeus 1758) Order Myoida Class Bivalvia Mya truncata Linnaeus 1758 Subclass Palaeotaxodonta Hiatella arctica (Linnaeus 1758) Order Nuculoida Hiatella rugosa (Linnaeus 1758) Yoldiella lucida (Lovén 1846) Subclass Pteriomorpha Total for climatic regions asbl: 23 (8.3%) Order Mytiloida Mytilus edulis Linnaeus 1758 Climatic regions: .sb. Modiolus modiolus (Linnaeus 1758) Order Pterioida Class Bivalvia Delectopecten vitreus (Gmelin 1791) Subclass Palaeotaxodonta Heteranomia squamula (Linnaeus 1758) Order Nuculoida Limatula subauriculata (Montagu 1808) Nuculana minuta (Müller 1776) Subclass Heterodonta Subclass Heterodonta Order Veneroida Order Veneroida Thyasira croulinensis (Jeffreys 1847) Arctica islandica (Linnaeus 1767) Mysella bidentata (Montagu 1803) Tellimya ferruginosa (Montagu 1803)

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GEUS Bulletin no 3.pmd 205 28-06-2004, 08:46 Astarte sulcata (da Costa 1778) Order Neotaenioglossa Parvicardium ovale (Sowerby 1840) Littorina littorea (Linnaeus 1758) Spisula elliptica (Brown 1827) Melaraphe neritoides (Linnaeus 1758) Macoma balthica (Linnaeus 1758) Littorina mariae Sacchi & Rastelli 1966 Gari fervensis (Gmelin 1791) Littorina tenebrosa (Montagu 1803) Lacuna parva (Montagu 1803) Total for climatic regions .sbl: 27 (9.7%) Hydrobia neglecta Muus 1963 Hydrobia ulvae (Pennant 1777) Climatic regions: ..b. Hydrobia ventrosa (Montagu 1803) Potamopyrgus antipodarum (Gray 1853) Class Gastropoda Alvania abyssicola (Forbes 1850) Subclass Prosobranchia Alvania jeffreysi (Waller 1864) Order Archaeogastropoda Alvania punctura (Montagu 1803) Calliostoma formosa (Mighels 1842) Cingula semistriata (Montagu 1808) Order Neotaenioglossa Obtusella alderi (Jeffreys 1858) Cingula turgida (Jeffreys 1870) Onoba vitrea (Montagu 1803) Assiminea grayana Fleming 1828 Rissoa albella Lovén 1846 Order Heterogastropoda Rissoa inconspicua Alder 1844 Enteroxenos oestergreni Bonnevie 1902 Rissoa membranacea (J. Adams 1800) Order Neogastropoda Rissoa parva (da Costa 1779) Colus sabini (Gray 1824) Rissoa violacea Desmarest 1814 Liomesus ovum (Turton 1825) Caecum glabrum (Montagu 1803) Turrisipho moebii (Dunker & Metzger 1874) Bittium reticulatum (da Costa 1778) Taranis borealis Bouchet & Warén 1980 Turritella communis Risso 1826 Class Bivalvia Aporrhais pespelicani (Linnaeus 1758) Subclass Heterodonta Aporrhais serresianus (Michaud 1828) Order Myoida Crepidula fornicata (Linnaeus 1758) Mya arenaria Linnaeus 1758 Capulus ungaricus (Linnaeus 1758) Lamellaria perspicua (Linnaeus 1758) Total for climatic regions ..b. : 9 (3.2%) Trivia arctica (Pulteney 1799) Lunatia alderi (Forbes 1838) Climatic regions: ..bl Lunatia catena (da Costa 1778) Lunatia montagui (Forbes 1838) Class Polyplacophora Order Heterogastropoda Order Neoloricata Triphora adversa (Montagu 1803) Callochiton septemvalvis (Montagu 1803) Cerithiella metula (Lovén 1846) Lepidochitona cinereus (Linnaeus 1767) Cerithiopsis barleei Jeffreys 1867 Tonicella rubra (Linnaeus 1767) Epitonium clathratulum (Kanmacher 1797) Class Gastropoda Epitonium clathrus (Linnaeus 1758) Subclass Prosobranchia Epitonium trevelyanum (Johnston 1841) Order Archaeogastropoda Epitonium turtonis (Turton 1819) Patella vulgata Linnaeus 1758 Aclis ascaris (Turton 1819) Helcion pellucidum (Linnaeus 1758) Aclis minor (Brown 1827) Iothia fulva (Müller 1776) Aclis walleri Jeffreys 1867 Emarginula fissura (Linnaeus 1758) (Alder 1848) Gibbula cineraria (Linnaeus 1758) Polygireulima sinuosa (Sacco 1836) Gibbula tumida (Montagu 1803) Polygireulima monterosatoi (Monterosato 1890) Jujubinus clelandi (W. Wood 1828) Vitreolina philippii (Rayneval & Ponzi 1854) Calliostoma zizyphinum (Linnaeus 1758) Melanella lubrica (Monterosato 1891) Skenea basistriata (Jeffreys 1877) Pelseneeria stylifera (Turton 1825) Theodoxus fluviatilis (Linnaeus 1758)

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GEUS Bulletin no 3.pmd 206 28-06-2004, 08:46 Order Neogastropoda Order Anaspidea Trophonopsis barvicensis (Johnston 1825) Retusa truncatula (Bruguière 1792) Colus gracilis (da Costa 1778) Retusa umbilicata (Montagu 1803) Colus jeffreysianus (Fischer 1868) Rhizorus acuminatus (Bruguière 1792) Neptunea antiqua (Linnaeus 1758) Akera bullata Müller 1776 Hinia incrassata (Ström 1768) Subclass Pulmonata Hinia pygmaea (Lamarck 1822) Order Basommatophora Hinia reticulata (Linnaeus 1758) Ovatella myosotis (Draparnaud 1801) Troschelia bernicensis (King 1846) Lymnaea peregra (Müller 1774) Cytharella coarctata (Forbes 1840) Class Scaphopoda Mangelia attenuata (Montagu 1803) Cadulus subfusiforme (M. Sars 1865) Mangelia brachystoma (Philippi 1844) Antalis agile G.O. Sars 1878 Mangelia nebula (Montagu 1803) Class Bivalvia Raphitoma asperrima (Brown 1827) Subclass Palaeotaxodonta Raphitoma leufroyi (Michaud 1821) Order Nuculoida Raphitoma linearis (Montagu 1803) Nucula nitidosa Winckworth 1930 Taranis moerchi (Malm 1861) Nucula nucleus (Linnaeus 1767) Subclass Heterobranchia Nucula sulcata (Bronn 1831) Order Heterostropha Nuculoma hanleyi Winckworth 1931 Brachystomia carozzai van Aartsen 1987 Malletia obtusa (G.O. Sars 1872) Brachystomia eulimoides Hanley 1844 Subclass Pteriomorpha Odostomia scalaris MacGillivray 1843 Order Arcoida Chrysallida decussata (Montagu 1803) Acar nodulosa (Müller 1766) Chrysallida indistincta (Montagu 1808) Order Mytiloida Chrysallida obtusa (Brown 1827) Modiolula phaseolina (Philippi 1844) Chrysallida spiralis (Montagu 1803) Modiolus adriaticus (Lamarck 1819) Ebala nitidissima (Montagu 1803) Modiolaria tumida (Hanley 1843) Eulimella laevis (Brown 1827) Adipicola simpsoni (Marshall 1900) Eulimella scillae (Scacchi 1835) Order Pterioida Ondina divisa (J. Adams 1797) Aequipecten opercularis (Linnaeus 1758) Ondina diaphana (Jeffreys 1848) Chlamys varia (Linnaeus 1758) Liostomia clavula (Lovén 1846) Palliolum striatum (Müller 1776) Odostomia acuta Jeffreys 1848 Palliolum tigerinum (Müller 1776) Odostomia conoidea Winckworth 1932 Pecten maximus (Linnaeus 1758) Odostomia turrita Hanley 1844 Pseudamussium septemradiatum (Müller 1776) Odostomia albella Lovén 1846 Similipecten similis (Laskey 1811) Odostomia plicata (Montagu 1803) Pododesmus patelliformis (Linnaeus 1761) Turbonilla crenata (Brown 1827) Pododesmus squama (Gmelin 1791) Turbonilla delicata (Monterosato 1874) Ostrea edulis Linnaeus 1758 Turbonilla lactea (Linné 1758) Limaria hians (Gmelin 1791) Subclass Opisthobranchia Limaria loscombi (Sowerby 1832) Order Bullomorpha Subclass Heterodonta Acteon tornatilis (Linnaeus 1758) Order Veneroida Cylichna cylindracea (Pennant 1777) Lucinoma borealis (Linnaeus 1758) Scaphander lignarius (Linnaeus 1758) Myrtea spinifera (Montagu 1803) Philine aperta (Linnaeus 1767) Montacuta substriata (Montagu 1803) Philine catena (Montagu 1803) Lepton nitidum (Turton 1822) Philine denticulata (Adams 1800) Lepton squamosum (Montagu 1803) Philine punctata (Adams 1800) Devonia perrieri (Malard 1904) Philine scabra (Müller 1776) Kellia suborbicularis (Montagu 1803) Philinoglossa helgolandica Hertling 1932 Acanthocardia echinata (Linnaeus 1758)

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GEUS Bulletin no 3.pmd 207 28-06-2004, 08:46 Parvicardium exiguum (Gmelin 1791) Thracia villosiuscula (MacGillivray 1827) Parvicardium scabrum (Philippi 1844) Cupidaria cuspidata (Olivi 1792) Parvicardium minimum (Philippi 1836) Cerastoderma edule (Linnaeus 1758) Total for climatic regions ..bl: 195 (70.1%) Cerastoderma glaucum (Poiret 1798) Laevicardium crassum (Gmelin 1791) Climatic regions: ...l Mactra stultorum (Linnaeus 1758) Lutraria lutraria (Linnaeus 1758) Class Gastropoda Spisula solida (Linnaeus 1758) Subclass Prosobranchia Spisula subtruncata (da Costa 1778) Order Neogastropoda Solecurtus chamasolen (da Costa 1778) Ocenebra erinacea (Linnaeus 1758) Solecurtus scopula (Turlok 1822) Class Bivalvia Ensis arcuatus (Jeffreys 1865) Subclass Heterodonta Ensis ensis (Linnaeus 1758) Order Veneroida Ensis siliqua (Linnaeus 1758) Mysella tumidula (Jeffreys 1867) Phaxas pellucidus (Pennant 1777) Angulus tenuis (da Costa 1778) Total for climatic regions ...l: 2 (0.7%) Arcopagia crassa (Pennant 1778) Fabulina fabula (Gmelin 1791) Totals for list 278 Tellina pygmaea (Lovén 1846) Donax vittatus (da Costa 1778) Gari tellinella (Lamarck 1818) Scrobicularia plana (da Costa 1778) Subfossil species sorted after climatic Abra alba (Wood 1802) affinities Abra nitida (Müller 1776) Abra prismatica (Montagu 1803) Climatic regions: a... Kelliella miliaris (Philippi 1844) Glossus humanus (Linnaeus 1758) Class Bivalvia Chamelea striatula (da Costa 1778) Subclass Palaeotaxodonta Clausinella fasciata (da Costa 1778) Order Nuculoida Timoclea ovata (Pennant 1777) Portlandia arctica (Gray 1824) Venerupis rhomboides (Pennant 1777) Subclass Heterodonta Venerupis pullastra (Montagu 1803) Order Veneroida Dosinia exoleta (Linnaeus 1758) Macoma torelli Jensen 1904 Dosinia lincta (Montagu 1803) Mysia undata (Pennant 1777) Total for climatic regions a... : 2 (0.8%) Order Myoida Corbula gibba (Olivi 1792) Climatic regions: as.. Saxicavella jeffreysi Winckworth 1930 Barnea candida (Linnaeus 1758) Class Gastropoda Pholas dactylus Linnaeus 1758 Subclass Prosobranchia Xylophaga dorsalis Turton 1822 Order Neotaenioglossa Teredo navalis Linnaeus 1758 Alvania cruenta Odhner 1915 Nototeredo norvegica (Spengler 1792) Turritella erosa Couthouy 1838 Subclass Anomalodesmata Subclass Opisthobranchia Order Pholadomyoida Order Bullomorpha Lyonsia norvegica (Gmelin 1791) Cylichna occulta (Mighels 1841) Cochlodesma praetenue (Pulteney 1799) Class Bivalvia Thracia convexa (Wood 1815) Subclass Pteriomorpha Thracia phaseolina (Lamarck 1818) Order Arcoida Thracia gracilis (Jeffreys 1865) Bathyarca glacialis (Gray 1824)

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GEUS Bulletin no 3.pmd 208 28-06-2004, 08:46 Subclass Heterodonta Serripes groenlandicus (Bruguière 1798) Order Veneroida Macoma calcarea (Gmelin 1791) Macoma loveni Jensen 1904 Subclass Anomalodesmata Total for climatic regions asb. : 26 (10.5%) Order Pholadomyoida Pandora glacialis Leach 1819 Climatic regions: asbl Lyonsia arenosa (Möller 1842) Class Gastropoda Total for climatic regions as.. : 7 (2.8%) Subclass Prosobranchia Order Archaeogastropoda Climatic regions: asb. Acmaea tessulata (Müller 1776) Order Neotaenioglossa Class Gastropoda Littorina saxatilis (Olivi 1792) Subclass Prosobranchia Lacuna pallidula (da Costa 1778) Order Archaeogastropoda Natica affinis (Gmelin 1790) Margarites helicinus (Phipps 1774) Order Neogastropoda Order Neotaenioglossa Oenopota trevelliana (Turton 1834) Alvania scrobiculata (Möller 1842) Subclass Opisthobranchia Alvania jan mayeni (Friele 1886) Order Bullomorpha Lunatia pallida (Broderip & Sowerby 1829) Cylichna alba (Brown 1827) Order Neogastropoda Order Anaspidea Boreotrophon clathratus (Linnaeus 1767) Diaphana minuta Brown 1827 Buccinum cyaneum Bruguière 1792 Order Thecosomata Neptunea despecta (Linnaeus 1758) Limacina retroversa (Fleming 1823) Oenopota incisula (Verrill 1882) Order Gymnosomata Oenopota turricola (Montagu 1803) Clione limacina (Phipps 1774) Oenopota violacea (Mighels & Adams 1842) Class Scaphopoda Bela exarata G.O.Sars 1818 Siphonodentalium lobatum (Sowerby 1860) Admete viridula (Fabricius 1780) Class Bivalvia Subclass Opisthobranchia Subclass Palaeotaxodonta Order Anaspidea Order Nuculoida Retusa obtusa (Montagu 1803) Nuculoma tenuis (Montagu 1808) Class Bivalvia Yoldiella frigida (Torell 1859) Subclass Palaeotaxodonta Subclass Pteriomorpha Order Nuculoida Order Mytiloida Nuculana pernula (Müller 1776) Musculus discors (Linnaeus 1767) Yoldia hyperborea Lovén 1859 Subclass Heterodonta Yoldiella lenticula (Möller 1842) Order Veneroida Subclass Pteriomorpha Thyasira flexuosa (Montagu 1803) Order Mytiloida Leptaxinus ferruginosus (Forbes 1844) Musculus laevigatus (Gray 1824) Tridonta montagui (Dillwyn 1817) Musculus niger (Gray 1824) Order Myoida Crenella decussata (Montagu 1803) Mya truncata Linnaeus 1758 Order Pterioida Hiatella arctica (Linnaeus 1758) Palliolum greenlandicum (Sowerby 1842) Hiatella rugosa (Linnaeus 1758) Subclass Heterodonta Order Veneroida Total for climatic regions asbl: 19 (7.7%) Axinopsida orbiculata (G.O.Sars 1878) Tridonta borealis Schumacher 1817 Tridonta elliptica (Brown 1827) Clinocardium ciliatum (Fabricius 1780)

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GEUS Bulletin no 3.pmd 209 28-06-2004, 08:46 Climatic regions: .sb. Heteranomia squamula (Linnaeus 1758) Subclass Heterodonta Class Bivalvia Order Veneroida Subclass Palaeotaxodonta Mysella bidentata (Montagu 1803) Order Nuculoida Tellimya ferruginosa (Montagu 1803) Nuculana minuta (Müller 1776) Turtonia minuta (Fabricius 1780) Subclass Pteriomorpha Parvicardium ovale (Sowerby 1840) Order Pterioida Spisula elliptica (Brown 1827) Chlamys islandica (O.F.Müller 1776) Macoma balthica (Linnaeus 1758) Subclass Heterodonta Gari fervensis (Gmelin 1791) Order Veneroida Arctica islandica (Linnaeus 1767) Total for climatic regions .sbl: 23 (9.3%) Order Myoida Panomya arctica (Lamarck 1818) Climatic regions: ..b. Zirfaea crispata (Linnaeus 1758) Class Gastropoda Total for climatic regions .sb. : 5 (2.0%) Subclass Prosobranchia Order Neotaenioglossa Climatic regions: .sbl Cingula turgida (Jeffreys 1870) Subclass Heterobranchia Class Polyplacophora Order Heterostropha Order Neoloricata Chrysallida eximia (Jeffreys 1849) Tonicella marmorea (Fabricius 1780) Class Bivalvia Class Gastropoda Subclass Heterodonta Subclass Prosobranchia Order Myoida Order Archaeogastropoda Mya arenaria Linnaeus 1758 Scissurella crispata Fleming 1828 Acmaea virginea (Müller 1776) Total for climatic regions ..b. : 3 (1.2%) Order Neotaenioglossa Littorina obtusata (Linnaeus 1758) Climatic regions: ..bl Lacuna vincta (Montagu 1803) Skeneopsis planorbis (Fabricius 1780) Class Gastropoda Onoba semicostata (Montagu 1803) Subclass Prosobranchia Order Neogastropoda Order Archaeogastropoda Nucella lapillus (Linnaeus 1758) Patella vulgata Linnaeus 1758 Buccinum undatum Linnaeus 1758 Helcion pellucidum (Linnaeus 1758) Subclass Heterobranchia Iothia fulva (Müller 1776) Order Heterostropha Gibbula cineraria (Linnaeus 1758) Omalogyra atomus (Phillippi 1841) Gibbula tumida (Montagu 1803) Class Scaphopoda Skenea basistriata (Jeffreys 1877) Antalis entalis (Linnaeus 1758) Theodoxus fluviatilis (Linnaeus 1758) Class Bivalvia Order Neotaenioglossa Subclass Palaeotaxodonta Littorina littorea (Linnaeus 1758) Order Nuculoida Littorina tenebrosa (Montagu 1803) Yoldiella lucida (Lovén 1846) Lacuna parva (Montagu 1803) Subclass Pteriomorpha Hydrobia ulvae (Pennant 1777) Order Mytiloida Hydrobia ventrosa (Montagu 1803) Mytilus edulis Linnaeus 1758 Barleeia unifasciata (Montagu 1803) Modiolus modiolus (Linnaeus 1758) Alvania abyssicola (Forbes 1850) Order Pterioida Alvania cimicoides (Forbes 1844) Delectopecten vitreus (Gmelin 1791) Alvania punctura (Montagu 1803)

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GEUS Bulletin no 3.pmd 210 28-06-2004, 08:46 Cingula semistriata (Montagu 1808) Ondina diaphana (Jeffreys 1848) Onoba vitrea (Montagu 1803) Odostomia acuta Jeffreys 1848 Rissoa albella Lovén 1846 Odostomia conoidea Winckworth 1932 Rissoa inconspicua Alder 1844 Odostomia turrita Hanley 1844 Rissoa membranacea (J. Adams 1800) Odostomia albella Lovén 1846 Rissoa parva (da Costa 1779) Odostomia plicata (Montagu 1803) Rissoa violacea Desmarest 1814 Odostomia umbilicaris (Malm 1863) Caecum glabrum (Montagu 1803) Turbonilla crenata (Brown 1827) Bittium reticulatum (da Costa 1778) Turbonilla delicata (Monterosato 1874) Turritella communis Risso 1826 Turbonilla lactea (Linné 1758) Aporrhais pespelicani (Linnaeus 1758) Turbonilla sinuosa (Jeffreys 1884) Lunatia alderi (Forbes 1838) Subclass Opisthobranchia Lunatia catena (da Costa 1778) Order Bullomorpha Lunatia montagui (Forbes 1838) Acteon tornatilis (Linnaeus 1758) Order Heterogastropoda Cylichna cylindracea (Pennant 1777) Triphora adversa (Montagu 1803) Philine aperta (Linnaeus 1767) Cerithiopsis barleei Jeffreys 1867 Philine catena (Montagu 1803) Cerithiopsis tubercularis (Montagu 1803) Philine punctata (Adams 1800) Epitonium clathrus (Linnaeus 1758) Order Anaspidea Epitonium trevelyanum (Johnston 1841) Retusa truncatula (Bruguière 1792) Epitonium turtonis (Turton 1819) Retusa umbilicata (Montagu 1803) Aclis ascaris (Turton 1819) Akera bullata Müller 1776 Aclis minor (Brown 1827) Subclass Pulmonata Aclis walleri Jeffreys 1867 Order Basommatophora Polygireulima sinuosa (Sacco 1836) Lymnaea peregra (Müller 1774) Vitreolina philippii (Rayneval & Ponzi 1854) Class Scaphopoda Graphis albida (Kanmacher 1798) Cadulus subfusiforme (M. Sars 1865) Melanella lubrica (Monterosato 1891) Entalina tetragona (Brocchi 1814) Melanella alba (da Costa 1778) Class Bivalvia Hemiaclis ventrosa (Jeffreys MS Fricle 1874) Subclass Palaeotaxodonta Order Neogastropoda Order Nuculoida Neptunea antiqua (Linnaeus 1758) Nucula nitidosa Winckworth 1930 Hinia incrassata (Ström 1768) Nucula nucleus (Linnaeus 1767) Hinia pygmaea (Lamarck 1822) Nucula sulcata (Bronn 1831) Hinia reticulata (Linnaeus 1758) Yoldiella philippiana (Nyst 1845) Cytharella coarctata (Forbes 1840) Subclass Pteriomorpha Mangelia brachystoma (Philippi 1844) Order Mytiloida Raphitoma purpurea (Montagu 1803) Modiolula phaseolina (Philippi 1844) Raphitoma linearis (Montagu 1803) Modiolus adriaticus (Lamarck 1819) Subclass Heterobranchia Modiolaria tumida (Hanley 1843) Order Heterostropha Order Pterioida Brachystomia eulimoides Hanley 1844 Aequipecten opercularis (Linnaeus 1758) Odostomia scalaris MacGillivray 1843 Chlamys varia (Linnaeus 1758) Chrysallida decussata (Montagu 1803) Palliolum striatum (Müller 1776) Chrysallida indistincta (Montagu 1808) Palliolum tigerinum (Müller 1776) Chrysallida obtusa (Brown 1827) Pecten maximus (Linnaeus 1758) Chrysallida spiralis (Montagu 1803) Pseudamussium septemradiatum (Müller 1776) Ebala nitidissima (Montagu 1803) Similipecten similis (Laskey 1811) Eulimella laevis (Brown 1827) Pododesmus patelliformis (Linnaeus 1761) Eulimella scillae (Scacchi 1835) Ostrea edulis Linnaeus 1758 Ondina divisa (J. Adams 1797)

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GEUS Bulletin no 3.pmd 211 28-06-2004, 08:46 Subclass Heterodonta Subclass Anomalodesmata Order Veneroida Order Pholadomyoida Lucinoma borealis (Linnaeus 1758) Lyonsia norvegica (Gmelin 1791) Lepton nitidum (Turton 1822) Cochlodesma praetenue (Pulteney 1799) Kellia suborbicularis (Montagu 1803) Thracia phaseolina (Lamarck 1818) Acanthocardia echinata (Linnaeus 1758) Thracia villosiuscula (MacGillivray 1827) Parvicardium exiguum (Gmelin 1791) Parvicardium scabrum (Philippi 1844) Total for climatic regions ..bl: 146 (59.1%) Parvicardium minimum (Philippi 1836) Cerastoderma edule (Linnaeus 1758) Climatic regions: ...l Cerastoderma glaucum (Poiret 1798) Laevicardium crassum (Gmelin 1791) Class Gastropoda Mactra stultorum (Linnaeus 1758) Subclass Prosobranchia Lutraria lutraria (Linnaeus 1758) Order Archaeogastropoda Spisula solida (Linnaeus 1758) Skenea serpuloides (Montagu 1808) Spisula subtruncata (da Costa 1778) Order Neotaenioglossa Ensis ensis (Linnaeus 1758) Alvania lactea (Michaud 1830) Phaxas pellucidus (Pennant 1777) Onoba proxima (Forbes & Hanley 1850) Angulus tenuis (da Costa 1778) Trivia monacha (da Costa 1778) Tellina donacina Linnaeus 1758 Order Heterogastropoda Fabulina fabula (Gmelin 1791) Vitreolina collensi (Sykes 1903) Tellina pygmaea (Lovén 1846) Subclass Opisthobranchia Donax vittatus (da Costa 1778) Order Bullomorpha Gari depressa (Pennant 1777) Haminoea navicula (da Costa 1778) Scrobicularia plana (da Costa 1778) Class Scaphopoda Abra alba (Wood 1802) Dentalium vulgare da Costa 1778 Abra nitida (Müller 1776) Class Bivalvia Abra prismatica (Montagu 1803) Subclass Pteriomorpha Kelliella miliaris (Philippi 1844) Order Mytiloida Chamelea striatula (da Costa 1778) Mytilaster lineatus (Gmelin 1791) Clausinella fasciata (da Costa 1778) Mytilaster solidus (Poli 1795) Paphia aurea (Gmelin 1791) Order Pterioida Tapes decussatus (Linnaeus 1758) Anomia ephippium Linnaeus 1758 Timoclea ovata (Pennant 1777) Subclass Heterodonta Venerupis rhomboides (Pennant 1777) Order Veneroida Venerupis pullastra (Montagu 1803) Lucinella divaricata (Linnaeus 1758) Dosinia exoleta (Linnaeus 1758) Plagiocardium papillosum Poli 1795 Dosinia lincta (Montagu 1803) Gastrana fragilis (Linnaeus 1758) Mysia undata (Pennant 1777) Abra segmentum (Récluz 1843) Order Myoida Paphia senescens (Cocconi 1873) Corbula gibba (Olivi 1792) Gouldia minima (Montagu 1803) Saxicavella jeffreysi Winckworth 1930 Barnea candida (Linnaeus 1758) Total for climatic regions ...l: 16 (6.5%) Pholas dactylus Linnaeus 1758 Totals for list 247

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GEUS Bulletin no 3.pmd 212 28-06-2004, 08:46