350 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 24 



PLATE 1 



Petrolisthes nobilii, new species 



Fig. 1. Male holotype, dorsal view, x 3J4. 



Fig. 2. Right walking leg 1, x 5. 



Fig. 3. Right antennule, basal segment, ventral view, x 10. 



