XVI. 



CHARACTERISTIC DEEP-SEA TYPES. CRUSTACEA. 1 



IN a rapid survey of the " Blake " collections for the sake of 

 noting some of the more interesting discoveries, the large num- 

 ber of very small and exceedingly long-legged spider-crabs 

 (Maioidea) first attract attention. Species of this general char- 

 acter, such as Anomalopus frontalis (Fig. 225) and Auisonotus 



Fig. 225. Anomalopus frontalis. '^f- 5 . (Alph. Milne-Edwards.) 



curviros.tris (Fig. 226), are found to be numerous, and many 

 of them very abundant, at depths between 30 and 300 fathoms, 

 in the West Indian region, and a few species extend northward 

 to the south coast of New England. Plsolambrus nitidus 



o 



(Fig. 227) represents another group of Maioidea inhabiting 

 similar depths. 



Among the Cancroidea (crabs and their allies), which are so 



1 Prof. Sidney I. Smith has kindly assisted ine in preparing the account of the 

 crustaceans. 



