Porcelain crabs from Brazil (Crustacea: Decapoda: Anomura: Porcellanidae) Author Ferreira, Luciane Augusto De Azevedo Author Melo, Gustavo Augusto Schmidt De text Zootaxa 2016 4092 2 175 194 journal article 10.11646/zootaxa.4092.2.2 210d7273-bbb8-410c-aeb7-222cbd828cfc 1175-5326 261197 00C31F86-103C-4425-B40D-78E7D52AB668 Pachycheles ackleianus A. Milne-Edwards, 1880 ( Fig. 1 E) Pachycheles ackleianus A. Milne-Edwards, 1880: 36 (type-locality: west coast of Florida, USA , and Jolbos Island , Mexico ). Pisosoma angustifrons— Boone, 1930: 70, pl. 18 [not Pisosoma angustifrons Benedict, 1901 ]. Material examined . Brazil : Espírito Santo—Proj. REVIZEE, st. 28, 55 m , 1 male (MZUSP-19549); st. 35C, 55 m , 1 male (MZUSP-19548). Rio de Janeiro—Cabo Frio, Arraial do Cabo, Prainha, 1 ovigerous female (MZUSP- 19899). Recognition characters . Carapace broader than long; longitudinally convex, smooth except for some rugae on posterolateral margin; epibranchial region dilated. Front with straight margin. Outer orbital angle produced into acute tooth. Basis-ischium of antenna with acute spine on mesial margin. Chelipeds long, about 3 times length of carapace; subequal, strong; carpus covered with flattened tubercles, flexor margin with 3 tooth-shaped tubercles; propodus with tubercles similar to those on carpus but more evident, grouped together in longitudinal lines, especially next to extensor margin; dactylus with row of tubercles on cutting face. Walking legs pubescent, robust, rugose, with granules on extensor margins of carpus and propodus; propodus with 4 spines on flexor margin, dactylus with 3 spines on flexor margin. No gonopods in males. Telson divided 5 plates. Habitat . Found associated with sponges down to depths of 82 m (Gore 1974). Geographic distribution . Western Atlantic—USA, Florida; Gulf of Mexico ; Mexico , Quintana Roo; Panama , Mulatas Archipelago and Canal Zone; Cuba ; Jamaica ; Dominican Republic ; Puerto Rico ; St. Thomas; Antigua ; Martinique ; St. Lucia ; Barbados ; Colombia , Cabo de La Vela; Santa Marta and Rosario Islands; Venezuela , Los Roques, Margarita and Los Testigos Islands; Guyana and Brazil (from Pará to Rio de Janeiro).