Hermit crabs from Brazil: Family Diogenidae (Crustacea: Decapoda: Paguroidea), except Paguristes Author Nucci, Paulo Ricardo Author Melo, Gustavo Augusto Schmidt De text Zootaxa 2015 3947 3 327 346 journal article 10.11646/zootaxa.3947.3.2 6173bd73-5471-4c1e-a758-5481ffbd97b5 1175-5326 240452 4BEA9B2D-E883-43B5-AE74-1EBBD0D4D684 Genus Isocheles Stimpson, 1858 Type species. Holopagurus pilosus Holmes, 1900 Diagnosis . Fourteen pairs of gills with entire lamellae. Rostrum obtuse, rounded, shorter than lateral projections. Antennal flagella with long setae inserted ventrally. Third maxillipeds with basis-ischium short, without crista dentata . Chelipeds equal or the left larger than right, but with same ornamentation and corneous claw. Males with 4 unpaired pleopods (pl2–pl5), with external ramous long and strong, inner ramous reduced. In females, 4 pleopods with 2 well-developed rami; pl2–4 very robust, pl5 a little smaller.