ANONYX PLAUTUS. 



Ill 



AMPIIIPODA. 

 NATATORY A. 



LYSIANASSIDES. 



ANONYX PLAUTUS. 



Specific character. — Inferior antennre scarcely longer tban the superior. 

 First pair of gnathopoda having the propodos tajjering. Palm longitudinal, 

 occupying the whole of the inferior margin. 



Length r*^ inch. 



Anonyx pkmtus. Kroyer, Voy. Scaud. pi. 15, fig. 2«-r. Spence Bate, 

 Cat. Amph. Brit. Mus. p. 78, pi. xiii. fig. 1. 



The eyes of this species, in Kroyer 's figure, are sub- 

 reniform ; in our specimen, however, we have not ob- 

 served these organs. 



The superior antennas are but little longer than the 

 head ; the first joint of the peduncle is as long as the 

 head, and the second and third joints subequally short 

 and narrow ; the flagellum is scarcely as long as the 

 peduncle ; the secondary appendage is very short. The 

 inferior antennee are very slender, and but very little 

 longer than the superior. The first pair of legs are 



