GASTROPODA. 35 



CANCELLARIA SEMIDISJUNCTA, Sowerby, Thes. Conch, vol. i. 

 pi. 95, figs. 62, 63. Port Elizabeth. 



CANCELLARIA LAMELLOSA, Hinds, Zool. of Voyage of 

 Sulphur, p. 43, pi. 12, figs. 15, 16. Agulhas Bank, 70 

 fathoms (Hinds). 



CERITHIUM VULGATUM, Linn., Thes. Conch, vol. ii. pi. 179, 

 fig. 67. A small pale variety of this common Mediterranean 

 species found at Fort Elizabeth. 



CERITHIUM TUBERCULATUM, Linn., Thes. Conch, vol. ii. 

 pi. 182, fig. 164. Natal (Crawford). 



CERITHIUM COLIJMNA, Sowerby, Thes. Conch, vol. ii. 

 pi. 178, fig. 56. Natal (Crawford). 



CERITHIUM T^NIATUM, Sowerby, Thes. Conch, vol. iii. 

 pi. 290, fig. 320. Natal. 



CERITHIUM CONTRACTUM, Soiverby, Thes. Conch, vol. ii. 

 pi. 184, fig. 218. Natal. 



CERITHIUM PINGUE, A. Adams, Thes. Conch, vol. ii. 

 pi. 148, fig. 217. Port Elizabeth. 



CERITHIUM MEDITERRANEUM, Deshayes, Thes. Conch, 

 vol. ii. pi. 181, figs. 131, 132. Port Elizabeth. Common 

 in the Mediterranean, and a variety is found on the 

 Mauritian coast. 



CERITHIUM KOCHII, Philippi, Thes. Conch, vol. ii. pi. 176, 

 figs. 13-15. Port Elizabeth (rare), Red Sea, Indian Ocean, 

 Mauritius, China Sea, &c. (common). 



CERITHIUM ( VERTAGUS) OBELISCUS, Brtiguiere, Thes. Conch, 

 vol. i. pi. 177, fig. 30. Natal coast (Krauss). Common in 

 the Indian Ocean. 



CERITHIUM ECHINATUM, Lamarck, Thes. Conch, vol. ii. 

 pi. 178, fig. 44. Natal Bay (Krauss). Common on many 

 coasts, from Mauritius to the Philippines. 



CERITHIUM MONILIFERUM, Duf res-tie, Thes. Conch, vol. ii. 

 pi. 182, fig. 163. Natal coast (Krauss), Ked Sea, Philippines, 

 South Sea Islands, &c. 



