14 DREDGING REPORTS. 



the type specimen. Telson double. Pleon having the inferior 

 margins of the second and third segments furnished with hairs 

 and produced posteriorly into a spine-like point ; the dorsal mar- 

 gin of the fourth segment is produced into two or three spines, 

 between which is a long cilium ; and the dorsal margin of the 

 fifth segment has two spines placed close together on either side 

 of the central line. Coxae shallow. 



A single specimen dredged in deep water off Holy Island, 

 July, 1864. 



Fam. COROPHIID.^. Bate and Westwood. 

 Genus. UNCIOLA, Say. 



Antennae of both pairs with multiarticulate flagellae ; the 

 superior pair furnished with a minute secondary appendage. 

 First gnathopods subchelate ; second not subchelate. Telson 

 squamate, simple. Last uropods double-branched, tipped with 

 hairs, inner branch minute, scarcely as long as the peduncle of 

 two preceding pairs, which are two-branched, and have their 

 truncate extremities armed with strong spines. 



Uhciola planipes, n. sp. PL YII, figs. 9-11. 



Superior antenna having the first joint of the peduncle not so 

 long as the second, but slightly longer than the third ; filament 

 (about seventeen jointed) equal in length to the peduncle ; se- 

 condary appendage very minute, consisting of a single joint, 

 which is not longer than the first joint of the filament. Inferior 

 antenna <having the peduncle equal in length to that of the supe- 

 rior, but the filament not more than half the length of that of 

 the preceding organs ; third joint of peduncle much shorter than 

 fourth, which equals the fifth. Mead furnished with a rostrum. 

 First gnathopods subchelate, beset on both margins with tufts of 

 simple hairs ; propodos slightly longer than the carpus, subovate 

 with a very oblique concave palm extending about half its length, 

 and furnished with two tubercular processes; dactylus simple, 

 gently curved. Second gnathopods not subchelate, having the 

 carpus and propodos remarkably flattened, and fringed with 

 thick sets of hairs ; dactylus small, taking its origin from the 



