GA:\rMAnTn.T:. 185 



pair of gnathopoda very large ; propodos equal in k-iigth to the 

 fii-st three segments of the pereion ; the superior and inferior 

 margins gradually increasing, but suddenly indcntate posteriorly 

 to the palm ; palm waved, furnished -with a fe\v teeth, and defined 

 by a short one. " Posterior pair of pleopoda longer than the 

 preceding, ha\'ing one ramus long and fiuTiished with tolerably 

 large spines, the other conical and nearly rudimentaiy." 

 Length about ^ an inch. 



Hah. Coast of Brittany (M.- Edwards). 



The figure and description are taken from the original specimen 

 in the Jardin des Plantes ; but some portions of the specimen being 

 wanting, I have supplied the deficiency from M. -Edwards's de- 

 scription. 



5. Melita gladiosa, n. s. (Plate XXXIII. fig. 6.) B.M. 



Pleon with all the segments but the last having the dorsal surface 

 of the posterior margin furnished with three teeth. Eyes small, 

 round. Superior antenna; two-thirds the length of the animal ; 

 first joint of the peduncle as long as the cephalon, second a Uttle 

 longer than the first, third shorter than either ; flagellum longer 

 than the peduncle. Inferior antennae rather more than half 

 the length of the superior ; peduncle not so long as the peduncle 

 of the superior. Eirst pair of gnathopoda having the carpus as 

 long as the propodos ; propodos ovate, palm defined by a small 

 tooth. Second pair of gnathopoda veiy large, having the meros 

 inferiorly produced to an angle ; carpus short, continuous with the 

 propodos ; propodos broad, ovate ; palm convex, serrated, slightly 

 oblique ; dactylos scimitar-shaped. First two pairs of pereiopoda 

 small ; last three directed posteriorly, each having the posterior 

 margin of the bases serrated. Posterior pair of pleopoda (want- 

 ing). Telson double. 



Length ^ths of an inch. 



Hab. Boulogne (M. Bouchard). 



This specimen is preserved in the Museum of the Jardin des Plantes, 

 and formed part of the collection entrusted to me for examination. 



6. MeUta valida. (Plate XXXIII. fig. 7.) 

 Man-a valida, Dana, U, S. Explm\ &ped. p. 96G. pi. 00. f. G. 

 *' Slender. Coxa; narrow. Eyes round. Antenna} very slender : 

 superior as long as body ; base scarcely shorter than rtagelhim ; 

 second joint much longer than first ; appendage short, three- to 



