Potamidae is a

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

freshwater crab Around 1,300 species of freshwater crabs are distributed throughout the tropics and subtropics, divided among eight families. They show direct development and maternal care of a small number of offspring, in contrast to marine crabs, which relea ...

s. It includes more than 650 species and nearly 100 genera, which are placed into two subfamilies: Potaminae and Potamiscinae.

Subfamily Potaminae

The Potaminae Ortmann, 1896 are distributed around the

Mediterranean Sea The Mediterranean Sea is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean Basin and almost completely enclosed by land: on the north by Western and Southern Europe and Anatolia, on the south by North Africa, and on the ea ...

, on

Socotra Socotra or Soqotra (; ar, سُقُطْرَىٰ ; so, Suqadara) is an island of the Republic of Yemen in the Indian Ocean, under the ''de facto'' control of the UAE-backed Southern Transitional Council, a secessionist participant in Yemen’s ...

and eastwards to

Northern India North India is a loosely defined region consisting of the northern part of India. The dominant geographical features of North India are the Indo-Gangetic Plain and the Himalayas, which demarcate the region from the Tibetan Plateau and Central ...

. *'' Acanthopotamon'' Kemp, 1918 *'' Alcomon'' Yeo & Ng, 2007 *'' Himalayapotamon'' Pretzmann, 1966 *'' Lobothelphusa'' Bouvier, 1917 *'' Paratelphusula'' Alcock, 1909 *''

Potamon ''Potamon'' is a genus of freshwater or semiterrestrial crabs mainly found from Southern Europe through the Middle East, and as far east as north-western India. The only exception is the North African ''P. algeriense'', which also is the only ...

'' Savigny, 1816 *''

'' Cumberlidge & Wranik, 2002 *'' Socotrapotamon'' Apel & Brandis, 2000

Subfamily Potamiscinae

The Potamiscinae Bott, 1970 are found in

East Asia East Asia is the eastern region of Asia, which is defined in both geographical and ethno-cultural terms. The modern states of East Asia include China, Japan, Mongolia, North Korea, South Korea, and Taiwan. China, North Korea, South Korea and ...

and

Southeast Asia Southeast Asia, also spelled South East Asia and South-East Asia, and also known as Southeastern Asia, South-eastern Asia or SEA, is the geographical United Nations geoscheme for Asia#South-eastern Asia, south-eastern region of Asia, consistin ...

. *'' Acartiapotamon'' Dai, 1999 *'' Allopotamon'' Ng, 1988 *'' Amamiku'' Naruse, Segawa & Shokita, 2004 *'' Aparapotamon'' Dai & G. X. Chen, 1985 *'' Apotamonautes'' Dai & Xing, 1993 *'' Artopotamon'' Dai & G. X. Chen, 1985 *''

Arquatopotamon ''Arquatopotamon jizushanense'' is a freshwater crab species found in Yunnan, China, and the only species of the genus ''Arquatopotamon''. Its carapace is normally darkish brown and the walking legs and chelipeds more reddish brown. Range and h ...

'' Chu, Zhou & Sun, 2017 *'' Aspermon'' Yeo & Ng, 2007 *'' Badistemon'' Yeo & Ng, 2007 *''

Balssipotamon ''Balssipotamon'' is a genus of freshwater crabs, found in Vietnam. Data are deficient concerning their IUCN Red List of Threatened Species The International Union for Conservation of Nature (IUCN) Red List of Threatened Species, also known ...

'' Dang & Ho, 2008 *'' Beccumon'' Yeo & Ng, 2007 *'' Bottapotamon'' Türkay & Dai, 1997 *'' Candidiopotamon'' Bott, 1967 *'' Carpomon'' S. H. Tan & Ng, 1998 *'' Cerberusa'' Holthuis, 1979 *'' Chinapotamon'' Dai & Naiyanetr, 1994 *'' Cryptopotamon'' Ng & Dudgeon, 1992 *'' Daipotamon'' Ng & Trontelj, 1996 *'' Dalatomon'' Dang & Ho, 2007 *''

Demanietta ''Demanietta'' is a genus of freshwater crabs found in Indochinese Peninsula of Southeast Asia. Most of them are found in fast flowing water habitats, giving their common name "waterfall crabs". The genus contains ten described species: *''Demani ...

'' Bott, 1966 *'' Doimon'' Yeo & Ng, 2007 *'' Donopotamon'' Dang & Ho, 2005 *'' Dromothelphusa'' Naiyanetr, 1992 *''

Eosamon ''Eosamon'' is a genus of freshwater crabs Around 1,300 species of freshwater crabs are distributed throughout the tropics and subtropics, divided among eight families. They show direct development and maternal care of a small number of offsp ...

'' Yeo & Ng, 2007 *'' Erebusa'' Yeo & Ng, 1999 *'' Esanpotamon'' Naiyanetr & Ng, 1997 *'' Flabellamon'' Ng, 1996 *'' Geothelphusa'' Stimpson, 1858 *'' Hainanpotamon'' Dai, 1995 *'' Heterochelamon'' Türkay & Dai, 1997 *'' Huananpotamon'' Dai & Ng, 1994 *'' Ibanum'' Ng, 1995 *'' Indochinamon'' Yeo & Ng, 2007 *'' Inlethelphusa'' Yeo & Ng, 2007 *'' Insulamon'' Ng & Takeda, 1992 *'' Iomon'' Yeo & Ng, 2007 *'' Isolapotamon'' Bott, 1968 *'' Johora'' Bott, 1966 *'' Kanpotamon'' Ng & Naiyanetr, 1993 *'' Kukrimon'' Yeo & Ng, 2007: *'' Lacunipotamon'' Dai ''et al.'', 1975 *'' Laevimon'' Yeo & Ng, 2005 *'' Larnaudia'' Bott, 1966 *'' Latopotamon'' Dai & Türkay, 1997 *'' Longpotamon'' Shih, Huang & Ng, 2016 *'' Lophopotamon'' Dai, 1999 *'' Malayopotamon'' Bott, 1968 *'' Mediapotamon'' Türkay & Dai, 1997 *'' Megacephalomon'' Yeo & Ng, 2007 *'' Mindoron'' Ng & Takeda, 1992 *'' Minpotamon'' Dai & Türkay, 1997 *'' Minutomon'' Huang & Mao, 2014 *'' Nakhonsimon'' Promdam, Nabhitabhata & Ng, 2014 *''

Nanhaipotamon ''Nanhaipotamon'' is a genus of freshwater crabs, in the subfamily Potamiscinae, found in southern China and Taiwan. As of 2018, 18 species have been described. The genus is named after the South China Sea (; literally: 'South Sea'), for it oc ...

'' Bott, 1968 *'' Neilupotamon'' Dai & Türkay, 1997 *'' Nemoron'' Ng, 1996 *'' Neolarnaudia'' Türkay & Naiyanetr, 1986 *'' Neotiwaripotamon'' Dai & Naiyanetr, 1994 *'' Ovitamon'' Ng & Takeda, 1992 *'' Parapotamonoides'' Dai, 1990 *'' Parapotamon'' De Man, 1907 *'' Pararanguna'' Dai & G. X. Chen, 1985 *'' Parvuspotamon'' Dai & Bo, 1994 *'' Phaibulamon'' Ng, 1992 *'' Pilosamon'' Ng, 1996 *'' Planumon'' Yeo & Ng, 2007 *'' Potamiscus'' Alcock, 1909 *'' Pudaengon'' Ng & Naiyanetr, 1995 *'' Pupamon'' Yeo & Ng, 2007 *'' Qianpotamon'' Dai, 1995 *'' Quadramon'' Yeo & Ng, 2007 *'' Rathbunamon'' Ng, 1996 *'' Ryukyum'' Ng & Shokita, 1995 *'' Setosamon'' Yeo & Ng, 2007 *'' Shanphusa'' Yeo & Ng, 2007 *'' Sinolapotamon'' Tai & Sung, 1975 *'' Sinopotamon'' Bott, 1967 *'' Stelomon'' Yeo & Naiyanetr, 2000 *'' Stoliczia'' Bott, 1966 *'' Takpotamon'' Brandis, 2002 *'' Tenuilapotamon'' Dai ''et al.'', 1984 *'' Tenuipotamon'' Dai, 1990 *'' Teretamon'' Yeo & Ng, 2007 *'' Terrapotamon'' Ng, 1986 *'' Thaiphusa'' Ng & Naiyanetr, 1993 *'' Thaipotamon'' Ng & Naiyanetr, 1993 *''

Tiwaripotamon ''Tiwaripotamon'' is a genus of freshwater crabs, recorded from China and Vietnam. Species * ''Tiwaripotamon annamense'' (Balss, 1914) * ''Tiwaripotamon araneum'' (Rathbun, 1904) * ''Tiwaripotamon austenianum'' (Wood-Mason, 1871) * ''Tiwaripotam ...

'' Bott, 1970 *'' Tomaculamon'' Yeo & Ng, 1997 *'' Trichopotamon'' Dai & G. X. Chen, 1985 *'' Vadosapotamon'' Dai & Türkay, 1997 *'' Vietopotamon'' Dang & Ho, 2002 *'' Villopotamon'' Dang & Ho, 2003 *'' Yarepotamon'' Dai & Türkay, 1997 *'' Yuebeipotamon'' Huang, Shih & Mao, 2016 *'' Yuexipotamon'' Huang & Mao, 2014

References

External links

* {{Taxonbar, from=Q2262130 Potamoidea Decapod families