44 MARINE SHELLS OF SOUTH AFRICA. 



GIBBULA BENZI. Krauss, Sudafr. Moll. p. 99, pi. 5, fig. 32. 

 -Port Elizabeth. 



GIBBULA LUDWIGI, Krauss, Sudafr. Moll. p. 99, pi. 5, 

 fig. 33. Cape (Krauss). Unknown to me. 



GIBBULA MINI ATA, Anton, Philippi, Beschr. und Abbild. 

 vol. i. p. 33, pi. 1. fig. 7. Table Bay (Krauss). Unknown 

 to me. 



GIBBULA PONSONBYI, Soiverby, Proc. Zool. Soc. 1888 ; 

 Journal of Conchology, 1889, vol. v. p. 11. Port Elizabeth. 



GIBBULA BIPORCATA, A. Adams (MSS. ?). Port Elizabeth 

 (rare). See Addendum. 



TROCHUS (POLYDONTA) NIGROPUNCTATUS, Reeve, Conch. 

 Icon. (Trochus), sp. 71. Port Elizabeth (a young shell). 



SOLARIELLA FUSCO-MACULATA, Sowerby, nov. sp., pi. 11, 

 fig. 46. Testa minuta, late et profuncleurnbilicata,depresse 

 orbicularis, lasvis, albida, maculis parvis fuscis irregulariter 

 conspersis picta ; spira obtusa, vix elevata; anfractus 4^, 

 convexi ; sutura anguste canaliculata sejuncti ; anfr. ulti- 

 mus depresse rotundatus ; basis radiatim plicata ; umbilicus 

 perspectivus. Apertura circularis, parviuscula ; peristorna 

 simplex. 



Diam. 3^ ; alt. 2^ millim. 



Hab. Port Elizabeth. 



A pretty little species, of which Mr. Ponsonby has shown 

 me one fresh specimen, and several dead ones. One or two 

 of the dead ones are a little larger than the type. The shell 

 is quite smooth, excepting the puckering of the base, com- 

 mencing in the umbilicus. 



SOLARIELLA DILECTA, A. Adams (pi. 4, fig. 90), Proc. 

 Zool. Soc. 1854, p. 40 (Margarita) ; Journal of Conch. 1889, 

 vol. vi. p. 154. Port Elizabeth. The type in the Cumiugian 

 collection is labelled ' Straits of Magellan.' 



SOLARIELLA UNDATA, Sowerby, Proc. Zool. Soc. 1870, 

 p. 251. Agulhas Bank. 



MONODONTA AUSTRALIS, Deshayes, Tryon, Manual, vol. xi. 

 p. 88, pi. 62, fig. 84. Natal (Krauss). 



