Samadinia longispina, a new genus and species of deep-sea spider crab from the western Pacific, and a new species of Rochinia A. Milne-Edwards, 1875, from Papua New Guinea (Crustacea: Brachyura: Majoidea: Epialtidae) Author Ng, Peter K. L. Author Forges, Bertrand Richer De text Zootaxa 2013 3718 4 357 366 journal article 10.11646/zootaxa.3718.4.5 5cd91ec3-adae-4be8-9c77-6f0bbd794d33 1175-5326 221762 50BBC8C0-C684-4738-8E0D-795805CC0BEF Samadinia n. gen. Diagnosis . Dorsal surface of carapace with regions poorly defined; covered with numerous small, rounded granules. Pseudorostral spines long, curved, diverging. Supraocular eave narrow, forming acute sharp tooth, directed anteriorly; postocular tooth acutely triangular. Hepatic spine long, sharp, subequal in length to or slightly shorter than lateral branchial spine, directed sublaterally to laterally. Lateral margin with numerous small rounded granules, with long branchial spine directed laterally. Male thoracic sternites 3, 4 transversely narrow sternite 4 strongly constricted, anterior part much narrower than posterior part, with anterolateral margins almost parallel, median part of lateral margins strongly convex. Male abdomen broadly triangular, somites 3, 4 broadly trapezoidal, somites 5, 6 subrectangular. G1 slender with 3 distal folds. Etymology . The new genus is named in honour of Sarah Samadi, who led the TARASOC cruise that collected the type specimen. Gender feminine. Remarks . See discussion for Rochinia below.