342 Annals of the South African Museum. 



Ovigerous $ . Body not very narrow, dorsal surface of head and 

 peraeon pitted. Head as broad as long, with minute median point. 

 Eyes well developed. Peraeon segments dorsally slightly convex, 

 segment 2 longest, segments 3-6 shorter than the preceding, subequal, 

 a little longer than broad, 7 half length of six, a slight circular pit on 

 segments 3-6. 



Pleon segments 1-5 longer than peraeon segment 7, fused, but with 

 the sutures distinct dorsally and laterally, 2 low rounded dorsal sub- 

 median longitudinal ridges ; telson about as long as rest of pleon plus 

 peraeon segment 7, lanceolate, swelling slightly in basal third, then 

 tapering gradually to the subacute apex, a median longitudinal keel 

 extending from base to apex, swelling out at the base where there is a 

 deep oval median pit ; distal margin densely clothed with long plumose 

 setae. 



Antenna 1, 1st joint largest but not swollen, 2nd and 3rd subequal 

 in length, flagellum not quite as long as peduncle, 7-jointed, 1st joint 

 short, 2nd largest, 6th and 7th minute. 



Antenna 2, 2nd joint largest, grooved, 3rd-5th joints gradually 

 increasing in length, flagellum a little longer than 5th peduncular 

 joint, 5-jointed, 5th joint minute. Flagella of both antennae sparsely 

 setose. 



Mouth parts as described above. 



Peraeopod 1 stout, 2nd joint very narrow at base, swelling very 

 rapidly, without distal projection, 5th small, subtriangular, inferior 

 apex bluntly projecting, 6th large, oval, produced backwards almost 

 to level of base of 3rd, narrowing distally, palm straight, sparsely 

 setose, finger plus uuguis as long as palm, inner margin denticulate. 



Peraeopods 2-7 and pleopod 1 as described above. 



Uropod as described above, but 2nd joint of inner ramus oval, inner 

 and outer margins convex. 



Length: $ 23 mm., $ 13 mm.; breadth : head 1 mm., 6th peraeon 

 segment $ T5 mm., $ 2 mm. 



Colour: In spirit $ brownish, eyes dark, $ yellowish, eyes reddish. 



Locality. Lion's Head SE. -j E., distant 50 miles (off Cape Peninsula). 

 230 fathoms. 1 <J ; Cape St. Blaize 1ST. by E., distant 73 miles. 125 

 fathoms. 1 ovigerous $ . s.s. " Pieter Faure." 2/4/02 and 2 1/12/99. 

 (S.A.M. Nos. A4012 and A3825.) 



Geogr. Distribution : Algeria (Lucas). 



The " male " specimen agrees so exactly with Lucas's description that, 

 in spite of the brevity of the latter, it seems impossible to assign this 

 specimen to any other species. Some future student may be in a 

 position to compare Algerian (or Lucas's type) specimens with the 



