Stimpson, W. (1858) Prodromus descriptionis animalium evertebratorum quæ in Expeditione ad Oceanum Pacificum Septentrionalem, a Republica Federata missa, Cadwaladaro Ringgold et Johanne Rodgers Ducibus, observavit et descripsit. Pars. V. Crustacea Ocypodoidea. Proceedings of the Academy of Natural Sciences of Philadelphia 10:93–110.
Derivation
Named after the extremely acute angles of the carapace at the tip of the antero-lateral margins.