aAMMAKID^. 7'J 



long as the caqnis ; inferior margin of the caii^us squamous ; 

 hairs reversely ciliated upon one side. Basos of each of the three 

 posterior pairs of pereiopoda minutely serrated. 

 Length rather more than half an inch. 



The figiire and description are taken from a specimen sent to rac by 

 the author. It was found in Behring's Straits. 



15. Anonyx annulatus. (Plate XIII. fig. 3.) B.M. 

 Anonyx annulatus, Simpson, 3IS, 



Eyes ovate. Inferior antenna; rather longer than the superior. 

 First pair of gnathopoda ha^^ng the palm scarcely oblique, short, 

 furnished laterally with a few hairs; dactylos longer than the 

 palm. Second pair of gnathopoda having the caipus a little 

 longer than the propodos, and very much broader near the middle, 

 furnished superiorly with hairs and infcriorly with short spines (?) 

 or scales. Propodos minutely chelate, plentifully covered with 

 hairs. Dorsal sinus on the fourth segment of the plcon. 



Length nearly i inch. 



The specimen from which the figure and description are taken was 

 kindly forwarded to me by the author, who procured it at Japan, 

 while engaged as Zoologist to the U. S. Surveying Expedition to the 

 North Pacific, Japanese Seas, &c. 



16. Anonyx longipes, n. s. (Plate XIII. fig. 4.) B.M. 



Eyes small. Superior antennae having the flageUum not longer than 

 the peduncle ; secondary appendage short. Inferior antenna) half 

 as long again as the superior ; epistome pointed. First pair of 

 gnathopoda ha\"ing the carpus and propodos subequal, the margins 

 parallel ; palm short, shghtly obUque, fi-inged with small spines, 

 and two larger ones near the inferior angle ; dactylos bearing two 

 teeth upon the internal margin. Second pair of gnathopoda having 

 the carpus longer than the propodos. Pereiopoda long and slender, 

 each ha\ing a long, slightly cui'ved, styliform dactylos. Posterior 

 pair of pleopoda scarcely reaching beyond the preceding. 



Length about half an inch. 

 Hah. Shetland (3fi'. Barlee). 



17. Anonyx ampulla. (Plate XIIL fig. 5.) B.M. 



Anonyx ampulla, Kriiycr, Voy. Scand. pi. 13. f. 2. 

 Inferior antcnnoe nearly five times as long as the superior ; peduncle 

 not reaching beyond the peduncle of the superior; liagellum 



