e. a. smith : ox south African yolvtidje. 235 



6. Volutilithes abyssicola, Adams & Reeve. 



Valuta abyssicola, Adams & Reeve : Zool. Samarang, Mollusca, p. 25, 

 pi. vii, fig. 6 (young). Reeve : Con. Icon., vol. vi, 

 figs. 58a, b (young). Sowerby : Thes. Conch., vol. iii, 

 p. 270, pi. 260, fig. 124 (young). Chenu : Man. Conch., 

 vol. i, fig. 980 (young). Tryon : Man. Conch., vol. iv, 

 p 100, pi. xxix, fig. 120 (young). Watson: Gasteropoda 

 of Challenger Exp., p. 258, pi. xv, fig. L (adult). Kobelt : 

 111. Conchylienbuch, pi. xxii, fig. 8 (young). 



Volutilithes abyssicola, H. & A. Adams: Genera Rec. Moll., vol. iii, 

 pi. xviii, fig. 8 (young). M. F. Woodward: Froc. Malac. 

 Soc, vol. iv, p. 121, pi. x, figs. 4-8, 10, 12 (anatomy). 



Hab. — Off Cape of Good Hope, in 98-150 fathoms. 



For a full description of the adult shell of this species, Watson's 

 report upon the "Challenger" Gastropoda may be consulted, while 

 for the anatomy, reference should be made to the paper by Mr. M. F. 

 Woodward. 



7. Neptuneopsis Gilchkisti, Sowerby. 



Neptuneopsis Gilchristi, Sowerby : Marine Investigations in 8. Africa, 

 1898, No. 5, pp. 5-7, plate, fig. a, shell, b, c, operculum, 

 d, radula. M. F. Woodward : l'roc. Malac. Soc, vol. iv, 

 p. 120, pi. x, figs, 2, 3, 11, 13, 14 (anatomy). 



Hub — Off Cape of Good Hope, in 33 fathoms. 



This is one of the most interesting discoveries of recent years. 



Note. — The three following species have been assigned to South 

 Africa, but their existence in that region seems to be doubtful, or at 

 all events to require confirmation. 



1. Melo akmata, Lamarck. 

 Hab. — Cape of Good Hope (Martini, Lamarck, etc.). 



2. Voluta scapha, Gmelin. 

 Hab. — Cape of Good Hope (Lamarck, etc.). 



3. Voluta (Lyria) mitrjeformis, Lamarck. 

 Hab. — S. Africa (Tryon). 



