188 EDGAE A. SMITH. 



Tethys operta Biime. 



Tethys operta Burne, 'Proc. Malac. Soc./ vol. vii^ p. 51, 

 figs. 1-4. 



Hab. — Isipiiigo and Scottburgli (H. Burnup). 



Tethys burnupi Burne. 

 Tethys burnupi Burne, op. cit. p. 54, figs. 5-8. 

 Hab. — Durban (H. Burnup). 



Notarchus cirrhifer {Quoy and Gaiviard). 



Aplysia cirrhifera Q. and G., 'Voy. Astrolabe/ vol. ii, 

 p. 311, PL XXIV, fig. 8. 



Notarchus cirrhifer [Q. and G.) ; Pilsbry, 'Man. Conch ,' 

 vol. xvi, p. 142, PI. XVII, fig. 11 (after Q. and G.). 



Aclesia cirrhifera (Q. and G.); Bergh, 'Trans. S. Afr. 

 Phil. Soc.,^ vol. xvii, p. 20, PI. Ill, figs. 16-24; PI. IV, figs. 1-7. 



Hab. — Port Alfred, Knysna, Mouth of the Nahoon, and 

 East London (Bergh) ; Mauritius (Q. and Gr.) 



Pleurobranchasa capensis Vayssiere. 



P 1 e u r o b r a n c h 86 a c a p e n s i s Vayssiere, ' Journ . de Conch .,' 

 1900, vol. xlviii, p. 10; 'Ann. Sci. Nat.,' ser. 8, vol. xii, pp. 

 46-49, PI. IV, figs. 232-237; Bergh, op. cit. pp. 30-32, 

 PI. IV, figs. 8-11; PI. XI, figs. 1-8, var. ; Smith, ' Proc. 

 Malac. Soc.,' vol. v, p. 358. 



Hab. — Cape of Good Hope and Cape Hangklip. 



Pleurobranchffi a me Ian op us Bergh. 

 Pleurobranchasa melanopus BeryJi, op. cit., p. 33, PI. 

 IV, figs. 12-15. 



Hab. — Off Cape Point, 650 fathoms. 



Oscaniopsis pleurobranchajana Bergh. 

 Oscaniopsis pleurobrancha3ana Bergh, op. cit. p. 35, 

 PI. IV, figs. 16-21. 



Hab.— Off Tugela River, Natal. 



