Allacanthos Smalley, 1964a

Magalhães, Célio, Lara, Luis Rólier & Wehrtmann, Ingo S., 2010, A new species of freshwater crab of the genus Allacanthos Smalley, 1964 (Crustacea, Decapoda, Pseudothelphusidae) from southern Costa Rica, Central America, Zootaxa 2604, pp. 52-60 : 53

publication ID	https://doi.org/ 10.5281/zenodo.197643
DOI	https://doi.org/10.5281/zenodo.6207904
persistent identifier	https://treatment.plazi.org/id/03D88796-FFC5-7922-7EE8-FD1B8D4DFC27
treatment provided by	Plazi
scientific name	Allacanthos Smalley, 1964a
status

Treatment

Allacanthos Smalley, 1964a View in CoL

Diagnosis (modified from Smalley 1964b). Gonopod straight, apex folded, spermatic channel emerging on cephalic side, with proximal trianguliform lobe on lateral side. Marginal suture on mesial side, straight along most of stem. Subdistal portion of lateral and cephalic sides with field of minute spines. Distal part with large cephalic lobe and narrow lateral lobe. Field of apical spines weakly developed on internal surface of lateral lobe.

Type species. Allacanthus pittieri Rathbun, 1898 (by original designation).