FIG. 6. — A-C in A new subfamily classification of the highly diversified Dorippidae H. Milne Edwards, 1837 (Crustacea, Decapoda, Brachyura, Dorippoidea), using morphological, molecular and palaeotonlogical data, with special emphasis on its unique female reproductive system

FIG. 6. — A-C, nomenclature of various carapace regions and location of cervical groove in Eubrachyura, exemplified by: A, Mithrax spinosissimus (Lamarck, 1818); B, by Zosimus aeneus (Linnaeus, 1758), according to H. Milne Edwards (1851: pl. 8, figs 6, 9, respectively); C, by a species of 'Cancer group' with numbered regions, according to Dana (1851: 95-98, fig. 1); D: homology of gastric regions defined by H. Milne Edwards (1851) and those numbered by Dana (1851) (after Guinot 1979a: fig. 7D). Abbreviations: cd, cardiac region; epg, epigastric lobe; f.g., gastric pit; in, intestinal region; mag, metagastric region; mog, mesogastric region; ptg, protogastric lobe; s.c., cervical groove; s.b.c., branchiocardiac groove; s.g.h., hepatic groove; urg, urogastric region.