Variation of plate-like structures on carapace on Scyramathia carpenteri (Norman, in Thomson 1873). A. lectotype male (21.6 × 15.9 mm) (NHM 1907.8.28.3), “Holtenia ground”; B, G. female (22.4 × 17.2 mm, 35.8 × 29.0 mm, respectively) (NHM 1978.99), North Sea; C. male (41.3 × 34.0 mm) (NHM 1983.449), North Sea; D, E, H, I. male (28.2 × 22.7 mm, 37.1 × 30.5 mm, 24.6 × 17.2 mm, 33.0 × 25.7 mm, respectively) (NHM 1978.99), North Sea; F. male (35.0 × 27.1 mm) (NHM 1981.108), North Sea.

 
 
  Part of: Lee BY, Richer De Forges B, Ng PKL (2020) Revision of the deep-water spider crab genus, Scyramathia A. Milne-Edwards, 1880, with the description of a new species from the Mediterranean and notes on Rochinia A. Milne-Edwards, 1875, and Anamathia Smith, 1885 (Crustacea, Decapoda, Brachyura, Epialtidae). Zoosystematics and Evolution 96(2): 537-569. https://doi.org/10.3897/zse.96.48041