Ramôn GÔMEZ El Planto

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Ramôn GÔMEZ El Planto W. ENGLetal. Novapex 10(4): 165-172. 1 décembre 2009 New records of molluscs for the Canary Islands Winfried ENGL Kôlner Str. 23 1 , 40227. Diisseldorf. Germany Ramôn GÔMEZ El Planto. Santa Cruz de la Palma, Islas Canarias. Spain Anselmo PENAS Olérdola, 39- 5°C. 08800 Vilanova i la Geltrû (Barcelona) Spain Frank SW1NNEN Lutlommel, 10B, 3920 Lommel. Belgium Emilio ROLÂN Museo de Historia Natural, Campus Universitario Sur, 15782 Santiago de Compostela, Spain INTRODUCTION SYSTE.MATICS Family MODULIDAE Fischer. P., 884 The Canary Islands forni an archipelago very Genus Modulus Gray, 1 842 strategically situated: not far from the Mediterranean Sea, with which it partially shares its fauna; relatively Modulus guernei Dautzenberg. 1900 close to some deep water seamounts; not far from the Figs 1-3 West African coasts, and in the path of the Gulf Stream current. which transports planktotrophic larvae Modulus guernei Dautzenberg, 1 900. Mem. Soc. Zool. from the Caribbean waters. Furthermore. Canaiy France.. 13: 53-54, pi. 9, fig. 9. Islands' fishermen hâve been working along the west African coast for many years, sometimes cleaning Distribution: This species is known from the Cape their nets on the islands when they return, and Verde Archipelago. where it was collected in rocky therefore allowïng for the introduction of exotic bottom at about 20 m (Rolân, 2005). species. Remarks: Only isolated records from the Canary For many years numerous samples w ère taken by the Islands (CWE). Having a multispiral protoconch it is authors in several of the Canary Islands and some possible that pelagic larvae arrived in the archipelago. species of molluscs not previously mentioned. or forming isolated populations. mentioned with some uncertainty. were found to be living in the archipelago. Our purpose for this work is Family LITIOPIDAE Gray J.E. 1847 to présent such previously unreported. or uncertain. Genus Alaba H. & A. Adams. 1853 molluscan taxa inhabiting the Canary Islands in préparation for a forthcoming full volume on the Alaba culliereti ( Dautzenberg, 1 890) subject. Figs 4-6 Abbreviations Pseudobittium culliereti Dautzenberg, 1890. Mem. Soc. Zool. France: 29. CAP: collection of Anselmo Penas. ÎEulima incerta d'Orbigny. 1845. CHO: collection of José Maria Hernândez Otero. CFS: collection of Frank Swinnen. Distribution: It is known from the Caribbean. the CER: collection of Emilio Rolân (Museo Historia Cape Verde Archipelago and the western coast of Natural, Universidad de Santiago de Compostela). Africa as far south as Angola. There are no records of CRG: collection of Ramôn Gômez. live material from the Canary Islands. but several CWE: collection of Winfried Engl. empty shells hâve been collected in sédiment from La NNM: collection of Nationaal Natuurhistorisch Gomera (CHO, CER). Tenerife (CWE. CER) and Muséum, Leiden. Fuerteventura (CFS). 165 1 \\ l ngi étal New records ofmolluscs frorti the Canary Islands Remaries: I lus could be the same species as Alaba Genus Strobiligera Dali, 1924 incerta (Orbigny, IN42). as mentioned in Luque, remplado & Bumaj (1988), but at présent we lack Strobiligeraflammulata Bouchet& Warén, 1993 comparative studies. Isolated spécimens maj live in Figs. 10-U the archipelago. Strobiligera flammulata Bouchet & Warén, 1993. Familj PLANAXIDAE Gray, 1850 Bol!. Malac. Supp. 3: 619-621, figs. 1365-1366. Genus Angiola Dali, 1926 Distribution: The species was previously known from the Mediterranean, the Iberian-Moroccan Gulf and the Angiola lineata | Da Costa, 1 778) Gorrinche Banc (Bouchet & Warén, 1993) and from Fig. 7 the Alborân Sea (Penas et al. 2008). Remarks: This species has been collected in sédiment Buccinum lineatus Da Costa, 1 778. Conch. Brit.: 130, from Lanzarote (CWE) between 30 and 200 m. The pl. S. fig. 5. lack of previous records in the Canary Islands is Planaxis herrmaennseni Dunker, 1X53. Iiul. Moll. probably due the fact that the species may be living in Guin. Infer.: 16, pl. 2, figs. 33-34. deep water. Distribution: This species is well knovvn from the Family CERITHIOPSIDAE Adams H. & A., 1853 western Atlantic and is also présent in the Cape Verde Genus Cerithiopsis Forbes & Hanley, 1 85 Islands, where it is very common, and from the west Atrican coast south to Angola (Rolân, 2005). Cerithiopsis scalaris Locard, 1 892 Remarks: In the Canary Islands it is uncommon, but Figs 12-13 some samples hâve been collected in sédiment (CFS, CER). Cerithiopsis scalaris Locard, 1892. Coq. Marins. Cot. France: 118. Family TRIPHORIDAE Gray, 1847 Genus Monophorus Grillo, 1877 Distribution: Known from the Mediterranean. Remarks: Collected NW of Gran Canada, in Monophorus alhoranensis Rolân & Pefias, 2001 sédiment (CHO). Figs 8-9 Genus Onchodia Dali, 1924 Monophorus alhoranensis Rolân & Penas, 2001. Onchodia valeriae (Giusti, 1987) Iberus, 19(2): 38, figs. 5, 6, 10, 13-17. Figs 14-15 Distribution: The species was described from the Cerithiopsis valeriae Giusti, 1987. La Conchiglia, 19 western Mediterranean (Rolân & Penas, 2001) and is (222-223): 14, text figures. known only from that région. Remarks: It has now been collected in Lanzarote Distribution: Known from the Alborân Sea and the between 50-60 m (CWE). The multispiral protoconch Ibero-Morocan Gulf (Bouchet & Warén, 1993). of the species suggests that it probably has a larger Remarks: This species has been collected in sédiment distribution. from NW Gran Canaria (CHO). Figures 1-24 1-3. Modulus guernei Dautzenberg, 1900, 7 mm, Puerto del Carmen, Lanzarote (CWE). 4-6. Alaba culliereti (Dautzenberg, 1 891 ); 4. 4.4 mm, Fanabé (CWE); 5. 3.7 mm, La Gomera (CER); 6. détail of the. protoconch (CHO). 7. Angiola lineata (Da Costa, 1 778), 8.0 mm, Brava, Cabo Verde (CER). 8-9. Monophorus alhoranensis Rolân & Penas, 2001, 4.9, 5.2 mm, Puerto del Carmen, Lanzarote (CWE). 10-11. Strobiligera flammulata Bouchet & Warén, 1993; 10. 13.7 mm, Alborân Sea (CAP); 11. Protoconch. 12-13. Cerithiopsis scalaris Locard, 1892; 12. 4.2 mm, NO Gran Canarias (CHO); 13. Protoconch. 14-15. Onchodia valeriae (Giusti, 1987); 14. 3.7 mm, Mar de Alborân (CHO); 15. Protoconch, NO Gran Canaria. 16-18. Seila trilineata (Philippi, 1836) (CFS); 16. 4.5 mm, Lanzarote (CFS); 17. 7.2 mm, Gran Canaria (CFS); 18. Protoconch, Lanzarote (CFS). 19-20. Eumetula bouvieri (Dautzenberg & Fischer, 1896); 19. 5.0 mm, NO Gran Canaria (CHO); 20. Protoconch. 21-22. Epitonium tryoni (de Boury, 1913), 2.5 & 4.5 mm, Puerto del Carmen, Lanzarote (CWE). 23. Gregorioscala pachya (Locard, 1897), 15 mm, Gando, Gran Canaria (CHO). 24. Opaliopsis atlantis (Clench & Turner, 1952); I-J: 6.2 mm, NW Gran Canaria (CHO). 166 W. ENGLet al. NOVAPEX 10(4): 165-172. 10 décembre 2009 167 . w l ngi et al New records ofmolluscs from the Canary [stands Genus Sella \ Vdams, 1 861 recentlj been reported from the Gulf of Mexico (Garcia, 2008) Scilu trUineata (Philippi, 1836) Remarks: This species bas been collected in Gando, Figs 16-18 Gran Canaria (CHO). Cerithium trilineatum Philippi, 1836: 195. Genus Opaliopsis Thiele, 1928 Distribution: The species is known from the Opaliopsis atlantis (Clench & Tumer, 1952) Mediterranean and the NW coast o\' Africa south to Fig. 24 Sénégal (RolânA Pelorce, 2006). Remarks: Il was collected in sédiment from Nystiella atlantis Clench & Tumer, 1952. Johnsonia, Lanzarote, Fuerteventura and Gran Canada, 50-100 m 2(31): 343. deep (CFS, CHO). Since ihis species is very uncommon in the Canary Islands. it is possible that its Distribution: This species is known from deep water présence is due to an introduction from the off Florida and Cuba. In the eastern Atlantic it is only Mediterranean. Présent!) it is only represented by known from the Azores, and the Gibraltar Straight isolated populations. (Bouchet&Warén, 19X6). Remarks: Collected in sédiment from NW Gran e Genus Eumetula Thiele 1 ) 12 Canaria (CHO). Eumetula bouvieri (Dautzenberg & Fischer, 1896) Genus Eulima Risso, 1826 Figs 1 9-20 Eulima bilineata Aider, 1848 Cerithiella bouvieri Dautzenberg & Fischer, 1896: Fig. 25 446, pi. 18, fig. 4. Eulima bilineata Aider, 1 848: 141 Distribution: Known from the Vizcayan Gulf and Seamounts of the nearby Atlantic and Azores Distribution: Known from ail of the Atlantic coast of (Bouchet&Warén. 1993). Europe and the Mediterranean (Bouchet & Warén, Remarks: It lias been collected in NW Gran Canaria 1986). (CHO). Remarks: Material collected from deep water in NW Gran Canaria (CHO). Family EP1TONIIDAE Berry, S. S., 1910 Genus Epitonium Rôding, 1 798 Genus Melanella Bowdich, 1 822 Epitonium tryoni (de Boury. 1913) Melanella doederleini (Brusina, 1 886) Figs 2 1-22 Fig. 26 Scalaria smithi Watson, 1897: 253, pi. 19, fig. 20. Eulima stalioi Jeffreys, 1884: 368, pi. 28, fig. 3 (non Scalaria tiyotti de Boury, 1913: 108, (nom. nov. pro S. Brusina, 1869). smithi Watson. 1897, non Tryon, 1887). Eulima doderleini Brusina, 1886: 214. Distribution: Known from the western Mediterranean Distribution: Known from the type locality in deep and nearby Atlantic and Madeira (Bouchet & Warén, water in the Atlantic (413-702 m, 36°30-15'N, 06°47- 1986); also recorded from the Canary Islands (Engl, 52'W) (Bouchet & Warén, 1986). 1993). Remarks: This species has been found in Lanzarote Remarks: This species has been collected alive at between 200-220 m (CWE). Puerto del Carmen, Lanzarote (CWE). Genus Fuscapex Warén, 1981 Genus Gregorioscala Cossman, 1912 Fuseapex baptocephalus Gregorioscala pachya (Locard, 1897) (Dautzenberg & Fischer H., 1896) Fig. 23 Fig. 27 Scalaria pachya Locard, 1897. Mol. Test. Trav. Eulima baptocephala Dautzenberg & Fischer H., Talism. 1: 398, pi. 18, figs 23-26. 1896: 461, pi. 19, fig. 20. Distribution: Previously reported from SW Europe Distribution: This species is known from the Azores, and the Azores (Bouchet & Warén, 1986); it has SW Europe and northern Africa (Bouchet & Warén, 1986). 168 . W. ENGLetal. Novapex 10(4): 165-172, 1 décembre 2009 Remarks: A photograph of this species is shown hère Remarks: Some juvéniles hâve been collected NW of for the first time.
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