The Lampropidae (Crustacea: Cumacea) of the World Author Gerken, Sarah text Zootaxa 2018 2018-06-01 4428 1 1 192 journal article 22652 10.11646/zootaxa.4428.1.1 e10e53f2-0e1b-46f6-8b0f-af19d5529711 1175-5326 3769771 2419A7F0-5AED-47EC-86BB-06AADB2A4BD9 Pseudodiastylis ferox Calman, 1905 Pseudodiastylis ferox Calman, 1905: 16 , pl. 2 figs 15–25. Type material . Holotype : RMNH . Celebes , 5°40.7’S , 120°45.5’E . Not seen. Diagnosis. Carapace without ridges, covered in spines; pseudorostrum more than 0.5 carapace length. Adult male unknown. Depth . 1158 m . Distribution . Celebes (= Sulawesi , Indonesia ), 5°40.7’S , 120°45.5’E . Remarks . The carapace lacks ridges, which differentiates this species from Pseudodiastylis delamarei , and the pseudorostrum is greater than 0.5 the length of the carapace, which differentiates this species from P. ferox , in which the pseudorostrum is less than 0.5 the carapace length.