Dilocarcinus septemdentatus (Herbst, 1783)

Dilocarcinus spinifer H. Milne Edwards, 1853: 215, French Guiana [Cayenne, type locality]. Dilocarcinus spinifer accepted as Dilocarcinus septemdentatus (Herbst, 1783) in WoRMS (2023).

Dilocarcinus castelnaui guayanensis Pretzmann, 1968a: 75, Guyana [“Quitara” River, must be Kutari River]. In Magalhães & Türkay (2008: 212) this is most probably an immature specimen of Dilocarcinus septemdentatus, with type specimen not located.

Dilocarcinus spinifer – Young 1900: 234, “ Dutch Guiana ”, Suriname [“ Dutch Guiana is perhaps a lapsus for French Guiana ” (Holthuis 1959a: 219)]. — Holthuis 1993: 9, Suriname [Brokopondo Lake].

Trichodactylus (Dilocarcinus) spinifer – Rathbun 1904: 242, French Guiana [“ Guyane ”]; 1906: 61, French Guiana. — Holthuis 1959a: 216, Suriname.

Dilocarcinus septemdentatus – Magalhães & Pereira 2007: tabs 2–3, Suriname, French Guiana, Brazil Amapá (Rio Araguari). — Magalhães & Türkay 2008: 187, Suriname, French Guiana. — Vieira 2008: tab. 5.1: 69, Brazil Amapá [Tumucumaque National Park between 2004–2006]. — Vieira & Santiago 2021: 126, Brazil Amapá [Rios Mapaoni, Anotaié, Cupixi].

Distribution/Habitat

WA; freshwater.