Amphipoda JTypeviidea collectedly the ' Discovery.' 261 



the front margin descending below the hind margin ; third 

 joint very short ; merus slightly longer than the carpus and 

 widest in its middle portion ; propodus abruptly narrowed 

 and slightly curved ; dactylus slender and tapering, equal in 

 length to the propodus. 



Sixth pair of legs (PI. VII. fig. C) with the last three joints 

 missing in the present specimen ; basal joint broad and 

 laminar, considerabty longer than that of the preceding pair, 

 and slightly wider in the upper than in the lower portion ; 

 posterior margin more convex than the anterior ; merus 

 about equal in length to the third joint, widening somewhat 

 towards its lower border. 



Seventh pair of legs (PI. VII. fig. 7) about equal in length 

 when in a folded position to the basal joint of the sixth pair, 

 and very slenderly built ; basal joint not quite so long as 

 the remaining ones and narrowing somewhat towards the 

 distal end ; merus considerably longer than the two following 

 joints together and slightly broader than either ; carpus and 

 propodus almost equal in size, the latter having a small 

 hooked finger at its apex (PI. VII. fig. 8). 



Pleopods with the peduncles shorter than the rami. 



Uropods having all the rami comparatively smooth, with 

 the exception of a few minute pectinations around the apices. 



Peduncles of the first pair equal in length to the rami ; 

 rami lanceolate, reaching below the telson. 



Peduncles of the second pair longer than the rami ; inner 

 ramus almost twice as long and slightly broader than the 

 outer. 



Peduncles of the third pair slightly shorter than the inner 

 ramus ; inner ramus twice as long and fully twice as broad 

 as the outer. 



Telson (PI. VII. fig. 9) broadly triangular, with rounded 

 apex and minutely pectinated margin. 



Genus Schizoscelus, Glaus. 



Schizoscelus ornutus, Clans. 

 Schizoscelus ornatus, Glaus, 1879. 



Locality. Lat. 13° 59' S., long. 34° 35' W., Sept. 9th, 

 1901, one female. 



Distribution. The Atlantic Ocean (Clans) ; the Philippine 

 Islands (Stebbing); between the Azores and Newfoundland 

 (Chevreux). 



Ann. & Matt. N. Hist. Ser. 8. Vol. xii. 19 



