Potamoidea

Belongs within: Gecarcinucidae.
Contains: Potamonautidae.

The Potamoidea are a group of freshwater and semi-terrestrial crabs found in tropical and subtropical regions of the Old World. Members are characterised by males having the distal section of the second gonopods forming a closed tube.

<==Potamoidea
    |--SundathelphusidaeH86
    |    |--Perithelphusa borneensis (von Martens 1868)H86
    |    |--Sundathelphusa tenebrosa Holthuis 1979H86
    |    `--Holthuisana Bott 1969H86
    |         `--H. alba Holthuis 1980H86
    `--Potamidae [Sinopotamidae, Thelphusidae]BS05
         |  i. s.: Cerberusa Holthuis 1979H86
         |           |--C. coeca Holthuis 1979H86
         |           `--C. tipula Holthuis 1979H86
         |         Paratelphusula Alcock 1909 (see below for synonymy)BS05
         |           |--*P. dayana (Wood-Mason 1871) (see below for synonymy)BS05
         |           |--P. calvum (Alcock 1909) [=Potamon (Paratelphusula) calvum]BS05
         |           |--P. crenulifera (Wood-Mason 1871) (see below for synonymy)BS05
         |           |--P. feae (de Man 1898) [=Parathelphusa feae]BS05
         |           |--P. fungosum (Alcock 1909) [=Potamon (Paratelphusula) fungosum]BS05
         |           |--P. martensi (Wood-Mason 1875) (see below for synonymy)BS05
         |           |--P. panningi (Bott 1966) [=Potamon (Spinopotamon) panningi, Acanthopotamon panningi]BS05
         |           `--P. woodmasoni (Rathbun 1905) [=Potamon (Parathelphusa) woodmasoni]BS05
         |         Himalayapotamon Pretzmann 1966BS05
         |           |--*H. atkinsoniana (Wood-Mason 1871) (see below for synonymy)BS05
         |           |--H. emphysetum (Alcock 1910) (see below for synonymy)BS05
         |           `--H. sunkoshiense Brandis & Sharma 2005BS05
         |         Potamiscus Alcock 1909 [incl. Ranguna Bott 1966, Terrapotamon Ng 1986]BS05
         |           |--*P. annandalii Alcock 1909 [=Potamon (*Potamiscus) annandalii]BS05
         |           |--‘Potamon’ abbotti Rathbun 1898 [=*Terrapotamon abbotti]BS05
         |           |--P. koolooense (Rathbun 1904) [incl. Potamon babaulti Bouvier 1918]BS05
         |           |--P. rangoonensis Bott 1966 [=*Ranguna rangoonensis]BS05
         |           `--P. sikkimensis (Rathbun 1905) (see below for synonymy)BS05
         |         Parapotamon de Man 1907BS05
         |           `--*P. spinescens (Calman 1905)BS05
         |         StolicziaBS05
         |         Archithelphusa punctulatus (Heer 1865)BWW93
         |         Pseudopotamon speciosum (Capellini 1874)BWW93
         |--+--Socotra pseudocardisomaDC06
         |  `--+--Johora tiomanensisDC06
         |     `--GeothelphusaDC06
         |          |--G. albogilvaDC06
         |          `--G. dehaanii (White 1847)H86
         `--+--PotamonautidaeDC06
            `--+--Isolapotamon [Isolapotamidae]DC06
               |    |--I. collinsi Holthuis 1979H86
               |    `--I. consobrinumDC06
               `--Potamon Savigny 1816DC06, BS05 [incl. Thelphusa Latreille 1819BS05]
                    |--P. fluviatilisDC06
                    |    |--P. f. fluviatilisH86
                    |    `--P. f. algeriense Bott 1967H86
                    |--P. rangoonense Rathbun 1904BS05
                    `--P. sivaleuseG88

*Himalayapotamon atkinsoniana (Wood-Mason 1871) [=Telphusa atkinsoniana, Potamon (*Himalayapotamon) atkinsonianum; incl. P. (H.) atkinsonianum janetschekii Pretzmann 1966]^BS05

Himalayapotamon emphysetum (Alcock 1910) [=Potamon atkinsonianum var. emphysetum; incl. P. (Himalayapotamon) atkinsonianum gordoni Pretzmann 1966, P. atkinsonianum var. ventriosum Alcock 1910]^BS05

Paratelphusula Alcock 1909 [incl. Acanthopotamon Kemp 1918, Lobothelphusa Bouvier 1917, Spinopotamon Bott 1966]^BS05

Paratelphusula crenulifera (Wood-Mason 1871) [=Paratelphusa crenulifera, Hydrothelphusa (*Lobothelphusa) crenulifera]^BS05

*Paratelphusula dayana (Wood-Mason 1871) [=Paratelphusa dayana, Potamon (*Paratelphusula) dayanum, Telphusa (Parathelphusa) dayana]^BS05

Paratelphusula martensi (Wood-Mason 1875) [=Paratelphusa martensi, *Acanthopotamon martensi, Potamon (Acanthotelphusa) martensi, Po. (Parathelphusa) martensi, Po. (*Spinopotamon) martensi]^BS05

Potamiscus sikkimensis (Rathbun 1905) [=Potamon (Geothelphusa) sikkimensis, Potamon (Potamiscus) sikkimense; incl. Potamon tumidulum Alcock 1909]^BS05

*Type species of generic name indicated

References

[BS05] Brandis, D., & S. Sharma. 2005. Taxonomic revision of the freshwater crab fauna of Nepal with description of a new species (Crustacea, Decapoda, Brachyura, Potamoidea and Gecarcinucoidea). Senckenbergiana Biologica 85: 1–30.

[BWW93] Briggs, D. E. G., M. J. Weedon & M. A. Whyte. 1993. Arthropoda (Crustacea excluding Ostracoda). In: Benton, M. J. (ed.) The Fossil Record 2 pp. 321–342. Chapman & Hall: London.

[DC06] Daniels, S. R., N. Cumberlidge, M. Pérez-Losada, S. A. E. Marijnissen & K. A. Crandall. 2006. Evolution of Afrotropical freshwater crab lineages obscured by morphological convergence. Molecular Phylogenetics and Evolution 40 (1): 227–235.

[G88] Gray, J. 1988. Evolution of the freshwater ecosystem: the fossil record. Palaeogeography, Palaeoclimatology, Palaeoecology 62: 1–214.

[H86] Holthuis, L. B. 1986. Decapoda. In: Botosaneanu, L. (ed.) Stygofauna Mundi: A Faunistic, Distributional, and Ecological Synthesis of the World Fauna inhabiting Subterranean Waters (including the Marine Interstitial) pp. 589–615. E. J. Brill/Dr W. Backhuys: Leiden.