Notes on New and Poorly Known Palaearctic Species of the Genera
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Does Argentine Ant Invasion Conserve Colouring Variation of Myrmecomorphic Jumping Spider?
Open Journal of Animal Sciences, 2014, 4, 144-151 Published Online June 2014 in SciRes. http://www.scirp.org/journal/ojas http://dx.doi.org/10.4236/ojas.2014.43019 Argentine Ant Affects Ant-Mimetic Arthropods: Does Argentine Ant Invasion Conserve Colouring Variation of Myrmecomorphic Jumping Spider? Yoshifumi Touyama1, Fuminori Ito2 1Niho, Minami-ku, Hiroshima City, Japan 2Laboratory of Entomology, Faculty of Agriculture, Kagawa University, Ikenobe, Japan Email: [email protected] Received 23 April 2014; revised 3 June 2014; accepted 22 June 2014 Copyright © 2014 by authors and Scientific Research Publishing Inc. This work is licensed under the Creative Commons Attribution International License (CC BY). http://creativecommons.org/licenses/by/4.0/ Abstract Argentine ant invasion changed colour-polymorphic composition of ant-mimetic jumping spider Myrmarachne in southwestern Japan. In Argentine ant-free sites, most of Myrmarachne exhibited all-blackish colouration. In Argentine ant-infested sites, on the other hand, blackish morph de- creased, and bicoloured (i.e. partly bright-coloured) morphs increased in dominance. Invasive Argentine ant drives away native blackish ants. Disappearance of blackish model ants supposedly led to malfunction of Batesian mimicry of Myrmarachne. Keywords Batesian Mimicry, Biological Invasion, Linepithema humile, Myrmecomorphy, Myrmarachne, Polymorphism 1. Introduction It has attracted attention of biologists that many arthropods morphologically and/or behaviorally resemble ants [1]-[4]. Resemblance of non-ant arthropods to aggressive and/or unpalatable ants is called myrmecomorphy (ant-mimicry). Especially, spider myrmecomorphy has been described through many literatures [5]-[9]. Myr- mecomorphy is considered to be an example of Batesian mimicry gaining protection from predators. -
Visual Perception in Jumping Spiders (Araneae,Salticidae)
Visual Perception in Jumping Spiders (Araneae,Salticidae) A thesis submitted in partial fulfilment of the requirements for the Degree of Doctor of Philosophy in Biology at the University of Canterbury by Yinnon Dolev University of Canterbury 2016 Table of Contents Abstract.............................................................................................................................................................................. i Acknowledgments .......................................................................................................................................................... iii Preface ............................................................................................................................................................................. vi Chapter 1: Introduction ................................................................................................................................................... 1 Chapter 2: Innate pattern recognition and categorisation in a jumping Spider ........................................................... 9 Abstract ....................................................................................................................................................................... 10 Introduction ................................................................................................................................................................ 11 Methods ..................................................................................................................................................................... -
Wesołowska W
Genus Vol. 18(4): 783-786 Wrocław, 28 XII 2007 Papers Celebrating the 80th Birthday of Professor andrzej WarcHałoWski A new species of Langona from South Africa (Araneae: Salticidae: Aelurillinae) Wanda WesołoWska Institute of Zoology, Wrocław University, Sienkiewicza 21, 50-335 Wrocław, Poland e-mail: [email protected] ABSTRACT. Langona warchalowskii n. sp., a new jumping spider from South Africa is described. Key words: arachnology, taxonomy, Salticidae, Langona, new species, Afrotropical Region The genus Langona SIMON, 1901 contains 33 species (Platnick 2007), 17 of them (including the type) were described originally from Africa. Formerly described species are very poorly known. A few of African species were redescribed by Hęciak & Pró- szyński 1983. Recently described African Langona species have good documentation (Hęciak & Prószyński 1983, PrócHnieWicz & Hęciak 1994, WesołoWska & russell- SMITH 2000, WesołoWska 2006). The genus may be separated from other Aelurillinae by toothless inner cheliceral margin. Colouration is not diagnostic, as members of Langona share characteristic stripped pattern with the majority of other Aelurillinae. More reliable characters are visible in the structure of genital organs. The male pedi- palp has only single apophysis acompanied by a bunch of very dense, long and thick setae. Embolus is coiled on tip of tegulum and partially or fully hidden in deep cymbial pocket (cavity between apical part of tegulum and cymbium – see logunov 1996). The epigyne has strongly sclerotized shields in posterior part. They cover copulatory openings. Internal structure of epigyne is rather complicated, but usually well visible accessory glands fall into seminal ducts. Below description of a new species of the genus from Cape Province in South Africa is presented. -
Araneae, Salticidae) in the Fauna of Central Asia
'' BULLETLN DE L'INSTITUT ROYAL DES SC IENCES NATU RELLES DE BELGIQUE ENTOMOLOG IE, 66: 65-74, 1996 BU LLETIN VAN HET KONINKLIJK BELGISCH £NSTITUUT VOOR NATUURWETENSCHAPPEN ENTOMO LOGLE, 66: 65-74, 1996 A review of the spider genus Synageles SIMON, 1876 (Araneae, Salticidae) in the fauna of Central Asia by Dmitri V. LOGUNOV and Sergei Yu. RAKOV Abstract ZISP- the Zoological Institute of Russian Academy of Science, St.-Petersburg, Ru ssia; This paper presents a revisional study of the genus Synageles in ZMMU- the Zoological Museum of the Moscow State the fauna of Central Asia. Five species are found in th e fauna Universi ty , Moscow, Ru ssia. present, four of them are redescribed and/or figured. Distribu Only relevant literature concerned with the spider fauna tional maps for all species are provided as well. The male of S. of the territory studied is included in the text. For a charitonovi is described for the first time. complete li st of the taxonomic sources for each species involved see KASTON (1945), TH ALE R (1983), CUTLER (1988) and PR6SZYNSK1 (1990). Introduction The sequence of leg segments in measurement data is as fo llows: femur+patella+tibia+metatarsus+tarsus. All According to NENILIN (1984a, 1985) there are five Syna measurements are in mm. geles species occurring in Middle Asia, three of them For the leg spination the system adopted is that used by (S. ramitus, S. venator and S. hilarulus) being also ONO (1988). Abbreviations used in the text: ap- apical; d recorded further east in Tuva, Mongolia and NW China dorsal; Fm- femur; pr- prolateral; Pt- patella; rt- retro (PR6SZYNSKI, 1982; ZHOU & SONG, 1988; LOGUNOV, Iateral; Tb- tibia; Mt- metatarsus; v- ventral. -
Lathys Stigmatisata (Menge, 1869), Ballus Rufipes (Simon, 1868), Synageles Hilarulus (C.L
Lathys stigmatisata (Menge, 1869), Ballus rufipes (Simon, 1868), Synageles hilarulus (C.L. Koch, 1846), Phrurolithus nigrinus (Simon, 1878) and Phycosoma inornatum (O. Pickard-Cambridge, 1861): five spiders new to the fauna of Luxembourg (Araneae: Theridiidae, Dyctiniidae, Phrurolithidae, Salticidae) with records of other rare species Raoul Gerend 35, rue de Hellange L-3487 Dudelange, Luxembourg ([email protected]) Gerend, R., 2020. Lathys stigmatisata (Menge, 1869), Ballus rufipes(Simon, 1868), Synageles hilarulus (C.L. Koch, 1846), Phrurolithus nigrinus (Simon, 1878) and Phycosoma inornatum (O. Pickard-Cambridge, 1861): five spiders new to the fauna of Luxembourg (Araneae: Theridiidae, Dyctiniidae, Phrurolithidae, Salticidae) with records of other rare species. Bul- letin de la Société des naturalistes luxembourgeois 122 : 211-215. Published online 26 August 2020 (ISSN 2716-750X). Abstract. Five spider species are recorded for the first time from Luxembourg. Their habi- tats are described. New data are presented for another three species. The importance of the former open-cast iron ore quarries of southwestern Luxembourg for thermophilous spiders is emphasised. 1. Introduction 2. Material and methods The first catalogue of the spider fauna of Lux- Spiders were collected using a range of con- embourg published in 2019 (Kreuels et al.) ventional methods which shall be specified lists 495 species while the authors estimate in the respective species’ paragraph. The that roughly 600 to 700 species should rea- spiders were then preserved in 70% isopro- sonably be expected to occur in the Grand- panol or 70% ethanol. All the material is Duchy. They consider Luxembourg’s spider kept in the author’s collection. Identifica- fauna to be rather under-recorded, due to a tions are based on Roberts (1996), Bee et lack of systematic collecting throughout the al. -
Spider Biodiversity Patterns and Their Conservation in the Azorean
Systematics and Biodiversity 6 (2): 249–282 Issued 6 June 2008 doi:10.1017/S1477200008002648 Printed in the United Kingdom C The Natural History Museum ∗ Paulo A.V. Borges1 & Joerg Wunderlich2 Spider biodiversity patterns and their 1Azorean Biodiversity Group, Departamento de Ciˆencias conservation in the Azorean archipelago, Agr´arias, CITA-A, Universidade dos Ac¸ores. Campus de Angra, with descriptions of new species Terra-Ch˜a; Angra do Hero´ısmo – 9700-851 – Terceira (Ac¸ores); Portugal. Email: [email protected] 2Oberer H¨auselbergweg 24, Abstract In this contribution, we report on patterns of spider species diversity of 69493 Hirschberg, Germany. the Azores, based on recently standardised sampling protocols in different hab- Email: joergwunderlich@ t-online.de itats of this geologically young and isolated volcanic archipelago. A total of 122 species is investigated, including eight new species, eight new records for the submitted December 2005 Azorean islands and 61 previously known species, with 131 new records for indi- accepted November 2006 vidual islands. Biodiversity patterns are investigated, namely patterns of range size distribution for endemics and non-endemics, habitat distribution patterns, island similarity in species composition and the estimation of species richness for the Azores. Newly described species are: Oonopidae – Orchestina furcillata Wunderlich; Linyphiidae: Linyphiinae – Porrhomma borgesi Wunderlich; Turinyphia cavernicola Wunderlich; Linyphiidae: Micronetinae – Agyneta depigmentata Wunderlich; Linyph- iidae: -
First Record of the Jumping Spider Icius Subinermis (Araneae, Salticidae) in Hungary 38-40 © Arachnologische Gesellschaft E.V
ZOBODAT - www.zobodat.at Zoologisch-Botanische Datenbank/Zoological-Botanical Database Digitale Literatur/Digital Literature Zeitschrift/Journal: Arachnologische Mitteilungen Jahr/Year: 2017 Band/Volume: 54 Autor(en)/Author(s): Koranyi David, Mezöfi Laszlo, Marko Laszlo Artikel/Article: First record of the jumping spider Icius subinermis (Araneae, Salticidae) in Hungary 38-40 © Arachnologische Gesellschaft e.V. Frankfurt/Main; http://arages.de/ Arachnologische Mitteilungen / Arachnology Letters 54: 38-40 Karlsruhe, September 2017 First record of the jumping spider Icius subinermis (Araneae, Salticidae) in Hungary Dávid Korányi, László Mezőfi & Viktor Markó doi: 10.5431/aramit5408 Abstract. We report the first record of Icius subinermis Simon, 1937, one female, from Budapest, Hungary. We provide photographs of the habitus and of the copulatory organ. The possible reasons for the new record and the current jumping spider fauna (Salticidae) of Hungary are discussed. So far 77 salticid species (including I. subinermis) are known from Hungary. Keywords: distribution, faunistics, introduced species, urban environment Zusammenfassung. Erstnachweis der Springspinne Icius subinermis (Araneae, Salticidae) aus Ungarn. Wir berichten über den ersten Nachweis von Icius subinermis Simon, 1937, eines Weibchens, aus Budapest, Ungarn. Fotos des weiblichen Habitus und des Ko- pulationsorgans werden präsentiert. Mögliche Ursachen für diesen Neunachweis und die Zusammensetzung der Springspinnenfauna Ungarns werden diskutiert. Bisher sind 77 Springspinnenarten (einschließlich I. subinermis) aus Ungarn bekannt. The spider fauna of Hungary is well studied (Samu & Szi- The specimen was collected on June 22nd 2016 using the bea- netár 1999). Due to intensive research and more specialized ting method. The study was carried out at the Department collecting methods, new records frequently emerge. -
Life-History Constraints in Inaccurate Batesian Myrmecomorphic Spiders (Araneae: Corinnidae, Gnaphosidae)
Eur. J. Entomol. 108: 255–260, 2011 http://www.eje.cz/scripts/viewabstract.php?abstract=1614 ISSN 1210-5759 (print), 1802-8829 (online) Life-history constraints in inaccurate Batesian myrmecomorphic spiders (Araneae: Corinnidae, Gnaphosidae) STANO PEKÁR and MARTIN JARAB Department of Botany and Zoology, Faculty of Science, Masaryk University, Kotlá Ĝská 2, 611 37 Brno, Czech Republic; e-mail: [email protected] Key words. Formicidae, prey, trophic niche, clutch size, copulation, courtship Abstract. Accurate Batesian mimicry is known to impose constraints on some traits of the mimic, such as foraging or reproductive behaviour. It is not known whether life-history traits of inaccurate Batesian mimics are constrained as well. We studied selected life- history traits of three spider species, Liophrurillus flavitarsis, Phrurolithus festivus (both Corinnidae), and Micaria sociabilis (Gna- phosidae), that are inaccurate mimics of ants. Namely, we were interested in how myrmecomorphy (ant-like resemblance) constrains their circadian activity, trophic niche and reproductive behaviour. The spiders were found to have diurnal activity like their models, whereas their close relatives have nocturnal activity. The three mimics do not catch ants, nor do they use food resources of ants, but catch various tiny invertebrates that occur in the vicinity of their models. Their trophic niche seems to be constrained by occurrence among ants. Absence of courtship and long lasting copulation, in a position that does not provide protective resemblance, do not seem to be constrained by mimicry in the three species. Comparative analysis of fecundity in mimetic and non-mimetic spiders showed that clutch size is also not constrained. Unlike in accurate mimics, life-history traits of inaccurate myrmecomorphs appear not to be constrained. -
A LIST of the JUMPING SPIDERS of MEXICO. David B. Richman and Bruce Cutler
PECKHAMIA 62.1, 11 October 2008 ISSN 1944-8120 This is a PDF version of PECKHAMIA 2(5): 63-88, December 1988. Pagination of the original document has been retained. 63 A LIST OF THE JUMPING SPIDERS OF MEXICO. David B. Richman and Bruce Cutler The salticids of Mexico are poorly known. Only a few works, such as F. O. Pickard-Cambridge (1901), have dealt with the fauna in any depth and these are considerably out of date. Hoffman (1976) included jumping spiders in her list of the spiders of Mexico, but the list does not contain many species known to occur in Mexico and has some synonyms listed. It is our hope to present a more complete list of Mexican salticids. Without a doubt such a work is preliminary and as more species are examined using modern methods a more complete picture of this varied fauna will emerge. The total of 200 species indicates more a lack of study than a sparse fauna. We would be surprised if the salticid fauna of Chiapas, for example, was not larger than for all of the United States. Unfortunately, much of the tropical forest may disappear before this fauna is fully known. The following list follows the general format of our earlier (1978) work on the salticid fauna of the United States and Canada. We have not prepared a key to genera, at least in part because of the obvious incompleteness of the list. We hope, however, that this list will stimulate further work on the Mexican salticid fauna. Acragas Simon 1900: 37. -
Hunting Prey with Different Escape Potentials— Alternative Predatory Tactics in a Dune Dwelling Salticid
2007 (2008). The Journal of Arachnology 35:499–508 HUNTING PREY WITH DIFFERENT ESCAPE POTENTIALS— ALTERNATIVE PREDATORY TACTICS IN A DUNE DWELLING SALTICID Maciej Bartos: University of Lodz, Department of Teacher Training and Studies of Biological Diversity, Banacha 1/3, 90-237 Lodz, Poland. E-mail: [email protected] ABSTRACT. Generalist predators hunt a wide range of prey that possess various characteristics affecting the predators’ hunting success (e.g., size, ability to detect the threat and defend against it, potential for escape). Therefore, it can be expected that the predator should flexibly react to different prey characteristics, hunting them in prey-specific ways. For a stalking predator a crucial prey feature is its ability to escape. In this study, the alternative prey-catching tactics of a dune-dwelling salticid Yllenus arenarius Menge 1868 were analyzed. Four naturally eaten prey taxa, two with a high ability to escape (Homoptera, Orthoptera) and two with a low ability to escape (Thysanoptera, larvae of Lepidoptera), were used. Numerous differences found between the tactics indicate that Y. arenarius can not only distinguish between different types of prey, but can also employ specific tactics to catch them. The tactics belong to a conditional strategy and are manifested in alternative: a) direction of approach, b) speed of approach, and c) other prey specific behaviors. Keywords: Predatory behavior, conditional strategy, spider, Araneae, Salticidae, Yllenus There are numerous examples of alternative 1992; Edwards & Jackson 1993, 1994; Bear & phenotypes expressed through animal morphol- Hasson 1997). ogy, life history, and behavior. They are most Conditional strategies are present in both commonly reported in the field of reproductive alternative mating tactics and predatory behav- biology (reviewed in Gross 1996) and studies of ior of jumping spiders (Jackson 1992; Edwards resource-based polymorphisms (reviewed in & Jackson 1993, 1994; Bear & Hasson 1997). -
Spiders from the Ionian Islands of Kerkyra (Corfu) and Lefkada, Greece (Arachnida: Aranei)
Arthropoda Selecta 23(3): 285–300 © ARTHROPODA SELECTA, 2014 Spiders from the Ionian islands of Kerkyra (Corfu) and Lefkada, Greece (Arachnida: Aranei) Ïàóêè Èîíè÷åñêèõ îñòðîâîâ Êåðêèðà (Êîðôó) è Ëåâêàäà, Ãðåöèÿ (Arachnida: Aranei) Anthony Russell-Smith Ý. Ðàññåë-Ñìèò 1, Bailiffs Cottage, Doddington, Sittingbourne, Kent ME9 0JU, the UK. KEY WORDS: Aranei, Greece, Ionian islands, faunistic list. КЛЮЧЕВЫЕ СЛОВА: Aranei, Греция, Ионические острова, фаунистический список. ABSTRACT. A list of spiders collected from the remains limited compared to that for most of central Ionian islands of Kerkyra and Lefkada is provided and NW Europe, as is the case for all areas of the together with a list of all previously published records. eastern Mediterranean. An important recent advance Information is provided on collection localities, habi- was the publication of an annotated catalogue of the tats and geographic distribution of all species record- Greek spider fauna [Bosmans & Chatzaki, 2005]. This ed. A total of 94 species were collected in Kerkyra, of listed a total of 856 valid species for the country, which 37 had not been previously recorded. 98 species although that figure has been substantially increased by were collected in Lefkada, of which 71 were new records subsequent work. Since then, provisional checklists for the island. Currently, 243 spider species are record- have been published for the islands of Lesbos [Bos- ed from Kerkyra and 117 species from Lefkada. Five mans et al., 2009], Chios [Russell-Smith et al., 2011] species collected were new records for Greece: Agyne- and Crete [Bosmans et al., 2013]. These checklists ta mollis, Tenuiphantes herbicola (Lefkada), Trichon- apart, there has been little published on the spider cus sordidus (Kerkyra), Tmarus stellio (Kerkyra) and faunas of individual regions of Greece. -
Assessing Spider Species Richness and Composition in Mediterranean Cork Oak Forests
acta oecologica 33 (2008) 114–127 available at www.sciencedirect.com journal homepage: www.elsevier.com/locate/actoec Original article Assessing spider species richness and composition in Mediterranean cork oak forests Pedro Cardosoa,b,c,*, Clara Gasparc,d, Luis C. Pereirae, Israel Silvab, Se´rgio S. Henriquese, Ricardo R. da Silvae, Pedro Sousaf aNatural History Museum of Denmark, Zoological Museum and Centre for Macroecology, University of Copenhagen, Universitetsparken 15, DK-2100 Copenhagen, Denmark bCentre of Environmental Biology, Faculty of Sciences, University of Lisbon, Rua Ernesto de Vasconcelos Ed. C2, Campo Grande, 1749-016 Lisboa, Portugal cAgricultural Sciences Department – CITA-A, University of Azores, Terra-Cha˜, 9701-851 Angra do Heroı´smo, Portugal dBiodiversity and Macroecology Group, Department of Animal and Plant Sciences, University of Sheffield, Sheffield S10 2TN, UK eDepartment of Biology, University of E´vora, Nu´cleo da Mitra, 7002-554 E´vora, Portugal fCIBIO, Research Centre on Biodiversity and Genetic Resources, University of Oporto, Campus Agra´rio de Vaira˜o, 4485-661 Vaira˜o, Portugal article info abstract Article history: Semi-quantitative sampling protocols have been proposed as the most cost-effective and Received 8 January 2007 comprehensive way of sampling spiders in many regions of the world. In the present study, Accepted 3 October 2007 a balanced sampling design with the same number of samples per day, time of day, collec- Published online 19 November 2007 tor and method, was used to assess the species richness and composition of a Quercus suber woodland in Central Portugal. A total of 475 samples, each corresponding to one hour of Keywords: effective fieldwork, were taken.