Rathbim. — Decapod Crustaceans. 



EXPLAXATION OF THE PLATES. 



PLATE 1. 



Fig. 1. Uca perple.xa cf . Waliaai. Dorsal. X 2. 

 Fig. 2. Uca perple.xa d". Wahaai. Ventral. X 2. 

 Fig. 3. Macrophthalmus pacificus d. Dorsal. X 2. 



