532 



PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxxv. 



111XP 



Fig. 36. — Neopleustes oculatus., female. ab 3 , thikd segment of the abdomen ; fjn t , 



FIRST GNATHOPOD ; gil-i, SECOND GNATHOPOD; niX[l, MAXILUPED. 



with a minute seta on rudimentary inner lobe; palp with seven spines 

 on distal margin. Lobes of second maxillae 

 subequal, setose around rounded ends, a single 

 long plumose seta on inner margin of inner 

 plate. Outer plate of maxillipeds reaching 

 but little beyond first joint of palp, armed with 

 about eight slender spines on distal end and 

 furnished with short setae, but no spines on 

 inner margin. 



Gnathopods subequal, not strongly devel- 

 oped ; hands more or less rectangular with 

 slightly oblique palm. Segments of pleon as 

 well as peraeon smooth and devoid of spines 

 or teeth. Uropods extending back to about the 

 same distance, rami subequal in first pair; in 

 the last two pairs the outer ramus is about 

 two-thirds the length of the inner one. Telson 

 oblong, rounded at tip, with a keel on ventral 

 side at base. 



Length. — 11 mm. 



Locality. — Station 4457. Monterey Bay, 

 40— 16 fathoms, three specimens. 



Type.— Cat. No. 38553, U.S.N. M. 



This species differs from most species of the 

 genus in having no dorsal spines. From .V. 

 hrevicornis (Sars) it differs in its longed 

 antenna', more rectangular hands, and more oblong telson; from 



Pig. 37. — Neopleustes 

 oculatus, female. t. tel 



SON ; in i. FIRST OBOPODA 

 WTs, THIRD UROPOD. 



