Pontoniinae (Crustacea: Decapoda: Caridea) from Brazil with taxonomic key Author Vieira, Rony R. R. Author Ferreira, Rodrigo S. Author D’Incao, Fernando text Zootaxa 2012 3149 1 38 journal article 45720 10.5281/zenodo.279517 9a013bae-8524-49ab-9627-88269911cc22 1175-5326 279517 Ancylomenes Okuno & Bruce, 2010 Ancylomenes— Okuno & Bruce, 2010 :86. Diagnosis. Rostrum well developed, usually arched, with teeth on dorsal, ventral margins dentate or edentate. Carapace with antennal and hepatic spines present, supraorbital spine or eave absente, epigastric spine present or absent. Mandible without palp. Maxillipeds with exopods. Third to fifth pereopods with dactyli bifid or simple. Telson with 2 pairs of dorsal spines and 3 pairs of spines on posterior margin.