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 Periclimenes O. G. Costa, 1844 Periclimenes— O. G. Costa, 1844 :290; Holthuis, 1951 :23; Chace, 1972 :29; Williams, 1984 :83; Chace & Bruce, 1993 :94; Bruce, 2007a :404. Diagnosis. Rostrum well developed, laterally compressed, usually with teeth on dorsal and ventral margins. Epigastre and supraorbital spines presents or absents, antennal and hepatic spines presents. 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.