Cybaeus is a genus of araneomorph spiders in the family Cybaeidae, first described by Ludwig Carl Christian Koch in 1868. It is found in America, Europe, Japan, Korea and China. Females of different species are difficult to distinguish, especially in North America. Images of males that include pedipalps are the easiest to determine species.
GENUS
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Cybaeus is a genus of araneomorph spiders in the family Cybaeidae, first described by Ludwig Carl Christian Koch in 1868. It is found in America, Europe, Japan, Korea and China. Females of different species are difficult to distinguish, especially in North America. Images of males that include pedipalps are the easiest to determine species.
== Species == it contains 198 species: Cybaeus abchasicus Charitonov, 1947 — Turkey, Caucasus (Russia, Georgia) Cybaeus adenes Chamberlin & Ivie, 1932 — USA Cybaeus aikana Ihara, Koike & Nakano, 2021 — Japan (Ryukyu Is.) Cybaeus aizuensis Kobayashi, 2006 — Japan Cybaeus akaanaensis Ihara, 1968) — Japan Cybaeus akiensis Ihara, 2003 — Japan Cybaeus amamiensis Ihara, Koike & Nakano, 2021 — Japan (Ryukyu Is.) Cybaeus amicus Chamberlin & Ivie, 1932 — USA Cybaeus anaiwaensis Ihara, 1968) — Japan Cybaeus angustiarum L. Koch, 1868 — Europe Cybaeus aokii Yaginuma, 1972 — Japan Cybaeus aquilonalis Yaginuma, 1958 — China, Japan Cybaeus aratrum Kim & Kim, 2008 — Korea Cybaeus asahi Kobayashi, 2006 — Japan Cybaeus ashikitaensis Ihara, 1968) — Japan Cybaeus aspenicolens Chamberlin & Ivie, 1932 — USA Cybaeus auburn Bennett, 2019 — USA Cybaeus auriculatus Seo, 2017 — Korea Cybaeus balkanus Deltshev, 1997 — Bulgaria, Serbia, North Macedonia Cybaeus bam Marusik & Logunov, 1991 — Russia (Kurile Is.) Cybaeus basarukini Marusik & Logunov, 1991 — Russia (Sakhalin) Cybaeus bilectus Bennett, 2021 — USA Cybaeus bitchuensis Ihara & Nojima, 2005 — Japan Cybaeus biwaensis Kobayashi, 2006 — Japan Cybaeus blasbes Chamberlin & Ivie, 1932 — USA Cybaeus brignolii Maurer, 1992 — Turkey Cybaeus broni Caporiacco, 1934 — Karakorum Cybaeus bryoncavus Bennett, 2021 — USA Cybaeus bulbosus Exline, 1935 — USA Cybaeus cascadius Roth, 1952 — USA Cybaeus charlesi Bennett, 2016 — USA, Canada Cybaeus chauliodous Bennett, 2009 — USA Cybaeus communis Yaginuma, 1972 — Japan Cybaeus confrantis Oliger, 1994 — Russia (Far East) Cybaeus conservans Chamberlin & Ivie, 1932 — USA Cybaeus consocius Chamberlin & Ivie, 1932 — USA Cybaeus constrictus Chamberlin & Ivie, 1942 — USA Cybaeus coylei Bennett, 2021 — USA Cybaeus cribelloides Chamberlin & Ivie, 1932 — USA Cybaeus culter Lee, Yoo & Kim, 2021 — Korea Cybaeus cylisteus Zhu & Wang, 1992 — China Cybaeus daimonji Matsuda, Ihara & Nakano, 2020 — Japan Cybaeus daisen Ihara & Nojima, 2005 — Japan Cybaeus deletroneus Zhu & Wang, 1992 — China Cybaeus desmaeus Zhu & Wang, 1992 — China Cybaeus devius Chamberlin & Ivie, 1942 — USA Cybaeus echigo Kobayashi, 2006 — Japan Cybaeus echinaceus Zhu & Wang, 1992 — China Cybaeus echo Bennett, 2021 — USA Cybaeus enshu Kobayashi, 2006 — Japan Cybaeus eutypus Chamberlin & Ivie, 1932 — USA, Canada Cybaeus fraxineus Bennett, 2021 — USA Cybaeus fujisanus Yaginuma, 1972 — Japan Cybaeus fushun Lin & Li, 2021 — China, Russia (Far East) Cybaeus fuujinensis Ihara, 1968) — Japan Cybaeus gassan Kobayashi, 2006 — Japan Cybaeus geumensis Seo, 2016 — Korea Cybaeus gidneyi Bennett, 2009 — USA Cybaeus giganteus Banks, 1892 — USA Cybaeus gonokawa Ihara, 1993 — Japan Cybaeus gotoensis (Yamaguchi & Yaginuma, 1971) — Japan Cybaeus grizzlyi Schenkel, 1950 — USA Cybaeus harrietae Bennett, 2016 — USA Cybaeus hatsushibai Ihara, 2005 — Japan Cybaeus hesper Chamberlin & Ivie, 1932 — USA Cybaeus hibaensis Ihara, 1994 — Japan Cybaeus higoensis Irie & Ono, 2000 — Japan Cybaeus hikidai Ihara, Koike & Nakano, 2021 — Japan (Ryukyu Is.) Cybaeus hiroshimaensis Ihara, 1993 — Japan Cybaeus huadian Lin & Li, 2021 — China, Russia (Far East) Cybaeus hummeli Bennett, 2021 — USA Cybaeus iharai Sugawara, Koike & Nakano, 2022 — Japan Cybaeus ilweolensis Seo, 2016 — Korea Cybaeus inagakii Ono, 2008 — Japan Cybaeus intermedius Maurer, 1992 — France, Switzerland, Italy Cybaeus irreverens Bennett, 2022 — USA Cybaeus ishikawai (Kishida, 1940) — Japan Cybaeus itsukiensis Irie, 1998 — Japan Cybaeus jaanaensis Komatsu, 1968 — Japan Cybaeus jilinensis Song, Kim & Zhu, 1993 — China Cybaeus jinsekiensis Ihara, 2006 — Japan Cybaeus jiriensis Seo, 2016 — Korea Cybaeus jogyensis Seo, 2016 — Korea Cybaeus kawabensis Irie & Ono, 2002 — Japan Cybaeus kiiensis Kobayashi, 2006 — Japan Cybaeus kirigaminensis Komatsu, 1963 — Japan Cybaeus kiuchii Komatsu, 1965 — Japan Cybaeus kodama Ihara, Koike & Nakano, 2021 — Japan (Ryukyu Is.) Cybaeus koikei Sugawara, Ihara & Nakano, 2021 — Japan Cybaeus kokuraensis Ihara, 2007 — Japan Cybaeus kompiraensis Ihara, 1968) — Japan Cybaeus kumadori Ihara, Koike & Nakano, 2021 — Japan (Ryukyu Is.) Cybaeus kumaensis Irie & Ono, 2001 — Japan Cybaeus kunashirensis Marusik & Logunov, 1991 — Russia (Sakhalin, Kurile Is.), Japan Cybaeus kunisakiensis Ihara, 2003 — Japan Cybaeus kuramotoi Yaginuma, 1963 — Japan Cybaeus lockeae Bennett, 2022 — USA Cybaeus logunovi Marusik & Omelko, 2022 — Russia (Far East) Cybaeus longus Paik, 1966 — Korea Cybaeus magnus Yaginuma, 1958 — Japan Cybaeus maritimus Marusik & Omelko, 2022 — Russia (Far East) Cybaeus melanoparvus Kobayashi, 2006 — Japan Cybaeus mellotteei (Simon, 1886) — Japan Cybaeus mikhailovi Marusik & Omelko, 2021 — Russia (Far East) Cybaeus mimasaka Ihara & Nojima, 2005 — Japan Cybaeus minoensis Kobayashi, 2006 — Japan Cybaeus minor Chyzer, 1897 — Europe Cybaeus miyagiensis Ihara, 2004 — Japan Cybaeus miyosii Yaginuma, 1941 — Japan Cybaeus momotaro Ihara & Nojima, 2005 — Japan Cybaeus montanus Maurer, 1992 — Switzerland, Italy Cybaeus monticola Kobayashi, 2006 — Japan Cybaeus morosus Simon, 1886 — USA, Canada Cybaeus mosanensis Paik & Namkung, 1967 — Korea Cybaeus multnoma Chamberlin & Ivie, 1942 — USA Cybaeus nagaiae Ihara, 2010 — Japan Cybaeus nagusa Ihara, 2010 — Japan Cybaeus nichikoensis Ihara, 1968) — Japan Cybaeus nipponicus (Uyemura, 1938) — Japan Cybaeus nishikawai Ihara, 1968) — Japan Cybaeus nojimai Ihara, 1993 — Japan Cybaeus obedientiarius Komatsu, 1963 — Japan Cybaeus odaensis Seo, 2016 — Korea Cybaeus okafujii Yaginuma, 1963 — Japan Cybaeus okayamaensis Ihara, 1993 — Japan Cybaeus okumae Ihara, 2010 — Japan Cybaeus okumurai Ihara, Koike & Nakano, 2021 — Japan (Ryukyu Is.) Cybaeus oligerae Marusik & Omelko, 2022 — Russia (Far East) Cybaeus opulentus Bennett, 2021 — USA Cybaeus orarius Bennett, 2021 — USA Cybaeus pan Bennett, 2021 — USA Cybaeus paralypropriapus Bennett, 2009 — USA Cybaeus parvus Seo, 2017 — Korea Cybaeus patritus Bishop & Crosby, 1926 — USA Cybaeus pearcei Bennett, 2019 — USA Cybaeus penedentatus Bennett, 2009 — USA Cybaeus petegarinus Yaginuma, 1972 — Japan Cybaeus piazzai Bennett, 2021 — USA Cybaeus pseudoauriculatus Lee, Yoo & Kim, 2021 — Korea Cybaeus rarispinosus Yaginuma, 1970 — Japan Cybaeus raymondi (Simon, 1916) — Pyrenees (Spain, France) Cybaeus reducens Chamberlin & Ivie, 1932 — USA Cybaeus reticulatus Simon, 1886 — USA, Canada Cybaeus rothi Bennett, 2016 — USA Cybaeus ryunoiwayaensis Komatsu, 1968 — Japan Cybaeus ryusenensis Ihara, 1968) — Japan Cybaeus sanbruno Bennett, 2009 — USA Cybaeus sanctus Ihara, 1942) — Japan Cybaeus sasakii Ihara, 2004 — Japan Cybaeus sasayamaensis Ihara, 2010 — Japan Cybaeus schusteri Bennett, 2019 — USA Cybaeus scopulatus Chamberlin & Ivie, 1942 — USA Cybaeus senzokuensis Ihara, 1968) — Japan Cybaeus seorakensis Seo, 2016 — Korea Cybaeus septatus Chamberlin & Ivie, 1942 — USA Cybaeus shingenni Komatsu, 1968 — Japan Cybaeus shinkaii Ihara, 1970) — Japan Cybaeus shoshoneus Chamberlin & Ivie, 1932 — USA Cybaeus signatus Keyserling, 1881 — Peru Cybaeus signifer Simon, 1886 — USA, Canada Cybaeus silicis Barrows, 1919 — USA Cybaeus simplex Roth, 1952 — USA Cybaeus sinuosus Fox, 1937 — Canada Cybaeus solanum Bennett, 2016 — USA Cybaeus somesbar Bennett, 2009 — USA Cybaeus songniensis Seo, 2016 — Korea Cybaeus strandi Kolosváry, 1934 — Romania Cybaeus striatipes Bösenberg & Strand, 1906 — Russia (Sakhalin, Kurile Is.), Japan Cybaeus tajimaensis Ihara & Nojima, 2005 — Japan Cybaeus takachihoensis Irie & Ono, 2010 — Japan Cybaeus takasawaensis Ihara, 1970) — Japan Cybaeus taraensis Irie & Ono, 2001 — Japan Cybaeus tardatus (Chamberlin, 1919) — USA Cybaeus tetricus (C. L. Koch, 1839) — Europe Cybaeus thermydrinos Bennett, 2009 — USA Cybaeus tokunoshimensis Ihara, Koike & Nakano, 2021 — Japan (Ryukyu Is.) Cybaeus topanga Bennett, 2021 — USA Cybaeus torosus Bennett, 2019 — USA Cybaeus tottoriensis Ihara, 1994 — Japan Cybaeus triangulus Paik, 1966 — Korea Cybaeus tsurugi Ihara, 2003 — Japan Cybaeus tsurusakii Ihara, 1993 — Japan Cybaeus ubicki Bennett, 2021 — USA Cybaeus uenoi (Yaginuma, 1970) — Japan Cybaeus urabandai Ihara, 2004 — Japan Cybaeus vanimaculatus Lee, Yoo & Kim, 2021 — Korea Cybaeus viator Bennett, 2022 — USA Cybaeus vignai Brignoli, 1977 — France, Italy Cybaeus vulpinus Bennett, 2009 — USA Cybaeus waynei Bennett, 2009 — USA Cybaeus whanseunensis Paik & Namkung, 1967 — Korea Cybaeus wilsonia Bennett, 2021 — USA Cybaeus yakushimensis Ihara, Koike & Nakano, 2021 — Japan (Ryukyu Is.) Cybaeus yeongwolensis Lee, Yoo & Kim, 2021 — Korea Cybaeus yoshiakii Yaginuma, 1968 — Japan Cybaeus yoshidai Ihara, 2004 — Japan Cybaeus yufuin Ihara, 2007 — Japan Cybaeus zenifukiensis Ihara, 1968) — Japan
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).