5IO 



PYCNOGONIDA 



Fig. 275. — Legs of A, Pallene brevirostHs, Johnston ; 

 B, Anoplodactyhis petiolaHis, Kr. ; C, Phoxichilus 

 spinosrcs, Mont. ; D, Colnsxcndeis proboscidea, 

 Sabine ; E, Ammothea echinata, Hodge, S • 



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

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



