FIGURE 3. A–D in A review of the genus Speocarcinus Stimpson, 1859 (Crustacea: Brachyura: Xanthidae), with a key to its species and the description of one new species

FIGURE 3. A–D, Carapace, lateral view. A, Speocarcinus amazonicus Brandão, Tavares & Coelho-Filho, 2010, holotype male cl 8 mm, cw 11 mm (MZUSP 23654). B, Speocarcinus carolinensis Stimpson, 1859, male cl 10 mm, cw 14 mm (USNM 180101). C, Speocarcinus dentatus n. sp., male holotype cl 11.5 mm, cw 22.5 mm (MZUSP 12615). D, Speocarcinus lobatus Guinot, 1969, male cl 5 mm, cw 10 mm (USNM 187191). E–F, Carapace, fronto-lateral view. E, Speocarcinus amazonicus Brandão, Tavares & Coelho-Filho, 2010, holotype male cl 8 mm, cw 11 mm (MZUSP 23654). F, Speocarcinus meloi D'Incao & Silva, 1991, holotype male cl 12 mm, cw 15.6 mm (MZUSP 9577). Note the differences in the granulation pattern on the branchiostegal region. Scale bars: A, D–F, 5 mm; B, 2.5 mm; C, 2 mm.