怪蟹科

怪蟹科（學名：）是梭子蟹總科之下七個科之一，其物種均為深海性物種，棲息於深海。

形態特徵
本科物種的背甲呈六角形，前緣側面有三至五顆鋸齒狀的齒突。腹部有七節體節。形態與梭子蟹科類似，比步足短，第五對腳扁平作鰭狀。

分類
，WoRMS紀錄本科由下列各亞科和屬組成：
 Subfamily Bathyplacinae Števčić, 2005
 Subfamily Benthochasconinae Spiridonov, Neretina & Schepetov, 2014
 Genus Benthochascon Alcock & Anderson, 1899
 Genus Raymanninus P.K.L. Ng, 2000
 怪蟹亞科 Geryoninae Colosi, 1923
 查氏蟹屬 Chaceon R.B. Manning & Holthuis, 1989
 怪蟹屬 Geryon Krøyer, 1837
 Genus Zariquieyon R.B. Manning & Holthuis, 1989

異名
 Genus Carcinonectes Stephenson, 1972被視為Benthochascon Alcock & Anderson, 1899的次異名；
 Genus Chalaepus Gerstaecker, 1856 accepted as Geryon Krøyer, 1837 (junior synonym)
 Tribe Paragalenini Števčić, 2005 accepted as Progeryonidae Števčić, 2005
 Tribe Platycheloniini Števčić, 2005 accepted as Planopilumnidae Serène, 1984
 Tribe Progeryonini Števčić, 2005 accepted as Progeryonidae Števčić, 2005

怪蟹亞科
怪蟹亞科現生物種只有三個屬、合共約30個物種，分別如下：
 查氏蟹屬 Chaceon Manning & Holthuis, 1989
Chaceon affinis (A. Milne-Edwards & Bouvier, 1894)
Chaceon albus Davie, Ng & Dawson, 2007
Chaceon alcocki Ghosh & Manning, 1993
Chaceon atopus Manning & Holthuis, 1989
Chaceon australis Manning, 1993
Chaceon bicolor Manning & Holthuis, 1989
Chaceon chilensis Chirino-Gálvez & Manning, 1989
Chaceon chuni (Macpherson, 1983)
Chaceon collettei Manning, 1992
Chaceon crosnieri Manning & Holthuis, 1989
Chaceon eldorado Manning & Holthuis, 1989
Chaceon erytheiae (Macpherson, 1984)
Chaceon fenneri (Manning & Holthuis, 1984)
Chaceon gordonae (Ingle, 1985)
Chaceon goreni Galil & Manning, 2001
顆粒查氏蟹 Chaceon granulatus (Sakai, 1978)：又名顆粒怪蟹，體型大，棲息於水深1100公尺海底
Chaceon imperialis Manning, 1992
Chaceon inghami (Manning & Holthuis, 1986)
Chaceon inglei Manning & Holthuis, 1989
Chaceon karubar Manning, 1993
Chaceon macphersoni (Manning & Holthuis, 1988)
曼甯查氏蟹 Chaceon manningi Ng, Lee & Yu, 1994
Chaceon maritae (Manning & Holthuis, 1981)
Chaceon mediterraneus Manning & Holthuis, 1989
Chaceon micronesicus Ng & Manning, 1998
Chaceon notialis Manning & Holthuis, 1989
Chaceon paulensis (Chun, 1903)
Chaceon poupini Manning, 1992
Chaceon quinquedens (Smith, 1879)
Chaceon ramosae Manning, Tavares & Albuquerque, 1989
Chaceon sanctaehelenae Mannig & Holthuis, 1989
Chaceon sanctahelenae Manning & Holthuis, 1989
Chaceon somaliensis Manning, 1993
Chaceon yaldwyni Manning, Dawson & Webber, 1990
 怪蟹屬 Geryon Krøyer, 1837
Geryon longipes A. Milne-Edwards, 1882
Geryon trispinosus (Herbst, 1803)
Zariquieyon Manning & Holthuis, 1989
Zariquieyon inflatus Manning & Holthuis, 1989

化石紀錄
最古老的化石於德國的漸新世層發現，包括下列兩個屬：
 古三身蟹屬 Archaeogeryon Colosi, 1923
 Archaeoplax Stimpson, 1863

參考文獻

外部連結