4 sowerby: marine shells of south Africa. 



fascia fusco-aurantia ornati, medio angulati nodosa plicati ; 

 anfr. ultimus in/erne attenuatus ; apertura mediocriter lata, 

 fauce cosiata. Long. 13, lat. 7^ mill. 



A short angular species, distinguished by a reddish- 

 brown belt at the top of the whorl joining the suture. 

 The specimens received are all in worn condition. 

 C. angusta Sowerby, nov. sp. — Testa anguste acuminata 

 pallide fulva, punctis rufis sparsim picta ; spira elata ; 

 anfractus <?, convexi, cancellati ; apertura brevis ; columella 

 sinuata. Long. 14, lat. 4 mill. 



An elegant little species with a long narrow spire, of a 



pale reddish yellow, with a few red spots. The spots are 



in most cases arranged in a single or double row just below 



the middle of the whorl. 



Nassa pulchella A. Adams. — A pretty, well-known species. 



N. cerotina A. Adams, — Closely allied to N. pulchella, of a 



uniform red or yellow colour, light at the base. 

 N. COCCinea A. Adams. — Shorter than JV. cerotina. Colour 



red, orange, or pale yellow, sometimes banded. 

 N. plicosa Dunker {=^speciosa A. Adams). — A fine whitish 



species, tinged with reddish-brown at the base. 

 N. kraussiana Dunker. — A species approaching very closely 



to the sub-genus Cyclops. 

 Desmoulea abbreviata Wood. — This is the largest species 



of the genus. When adult it is almost always decollated. 

 D. retusa Lamarck. — A prettily coloured species, varying 

 from bright orange to crimson and purple. Always decol- 

 lated, excepting when quite young. 

 D. pyramidalis A. Adams. — Of pyramidal form, more like a 

 typical Nassa, than the two preceding. Usually palish 

 orange colour, with a brown columella. 

 Purpura squamosa Lamarck. 



P. cingulata Linnaeus. — A very curious white species, of a 

 screw-like appearance. 



J.C., v., January, 1S86. 



