5io 



PYCNOGONIDA 



FIG. 275. Legs of A, Pallene brevirostris, Johnston ; 

 B, Anoplodactylus petiolatus, Kr. ; C, Phoxichilus 

 spinosus, Mont. ; D, Colossendeis proboscidea, 

 Sabine ; E, A mmothea echinata, Hodge, $ . 



auxiliary claws, sometimes large, sometimes small, lie at the base 

 of the terminal claw in Ammotheidae, Phoxichilidae, in Phoxi- 



