''Eidocamptophallus chacei'' is a species of
crab
Crabs are decapod crustaceans of the infraorder Brachyura (meaning "short tailed" in Greek language, Greek), which typically have a very short projecting tail-like abdomen#Arthropoda, abdomen, usually hidden entirely under the Thorax (arthropo ...
in the family
Pseudothelphusidae
Pseudothelphusidae is a family of freshwater crabs found chiefly in mountain streams in the Neotropics. They are believed to have originated in the Greater Antilles and then crossed to Central America via a Pliocene land bridge. Some species of t ...
, and the only species in the genus ''Eidocamptophallus''.
References
Pseudothelphusidae
Monotypic decapod genera
{{Pseudothelphusoidea-stub