576 



versus spiram angustata, vertice profunde umbilicata, pallide rufa, 

 fusco alboque variegata, aut virescente-olivacea. 



Shell ovately oblong, opake, inferiorly and superiorly trans- 

 versely striated, narrowed towards the spire, apex deeply uinbili- 

 cated, variegated with white and fuscous or greenish olive. 



Gulf of Mexico ; West Indies. Mus. Cuming. 



45. Bulla australis (pi. cxxii. f. 64-66), Quoy et Gaim., 

 Voy. de l'Astr. pi. 26. f. 38, 39. 



B. testa elongato-cylindracea, varie picta ; apice tenuissime 

 perforato ; labro recto. 



Shell elongately cylindrical, variously painted ; apex very finely 

 perforated ; outer lip straight. 



Tahiti ; on the reefs. Cuming. 



46. Bulla Adansonii (pi. cxxiii. f. 69), P/iilippi, Zeitschr. 

 fur Malak. 1847. p. 121. " Gosson," Adanson. Bulla striata, 

 Auct. ex parte. 



B. testa ovato-oblonga, solida, albida, griseo et nigro varia, iu- 

 ferius striata ; vertice perforato ; apertura inferius dilatata, supe- 

 rius angustata; labro medio depresso, rectilineo, alt. 11, tab. 6|. 



Shell ovately oblong, solid, whitish varied with grey and black, 

 inferiorly striated ; apex perforated ; aperture inferiorly dilated, 

 superiorly narrowed ; outer lip depressed and rectilinear in the 

 middle. 



Senegambia. 



47. Bulla media (pi. cxxiii. f. 70), Philippi, Zeitschr. far 

 Malak. 1847. p. 121. B. striata, Auct. ex parte. 



B. testa ovata, solida, albida, rufo et fusco varia, modo inferius 

 transvershn striata ; vertice umbilicato ; apertura inferius dilatata, 

 superius subangustata ; labro medio depresso, rectilineo. 



Shell ovate, solid, whitish varied with red-brown and red, only 

 transversely striated inferiorly ; apex umbihcated ; aperture infe- 

 riorly dilated, superiorly somewhat narrowed ; outer lip depressed 

 and rectilinear in the middle. 



"West Indies. 



48. Bulla Quoyii (pi. cxxiii. f. 71), Gray, MS. Brit. Mus. 



B. testa, ovata, ventricosa, subkevigata, vertice profunde umbi- 

 licata, fusco alboque variegata ; labro acuto, arcuato. 



