Orthothelphusa

Orthothelphusa is a genus of crabs in the family Pseudothelphusidae, containing the following species:
 * Orthothelphusa holthuisi (Rodríguez, 1967)
 * Orthothelphusa roberti (Bott, 1967)
 * Orthothelphusa venezuelensis (Rathbun, 1905)