32 (31) Body hemispherical Family Leucosiidae: Persephona aquilonaris 



Figure 65. — Persephona aquilonaris; carapace 

 and eyes, right cheliped. 



32 (31 ) Body longer than broad; each cheliped with greatly extended lateral spine on merus 



Family Calappidae: Acanthocarpus alexandri 



Figure 66.— Acanthocarpus alexandri; carapace 

 and eyes, chelipeds. 



33 (30 ) Body elongate rectangular in dorsal view; last pair of legs permanently folded over 



back; first pleopods present in female 



Subsection Dromiacea, Family Homolidae: Homola barbata 



Figure 67. — Homola barabata; dorsal view, portion of 

 body and insertion of last pair of legs. 



33 (30) Body never elongate rectangular in dorsal view; last pair of legs not permanently 



folded over back; first pleopods lacking in female Subsection Brachygnatha 



24 



34 



