184 



From the next species this will be distinguished by the 

 angular disposition of the whorls, and the tubercular folds 

 which attenuate towards the sutures. The last whorl occupies 

 nearly half of the entire length. 



Acapulco 5 Sonsonati ; Xipixapi : Cuming. 



100. T. cosENTiNi. (pi. xlv. f. 107.) Philippi, Enum. 

 Moll. Sicil. p. 227, t. 11. t. 22. 



Testa elongate ovata, acuminata, turrita, cinerea, polita; 

 anfractibus integris, superne tuberculis acutis uniseriatimcoro- 

 natis, nigricante pictis, ultimo prope basin fasciato ; apertura 

 utrinque attenuata ; columella nuda, recta ; canali brevi vel 

 subnullo. 



Shell ovate, acuminate, polished, the whorls crenated by a 

 row of sharp tubercles, and between them and the suture is 

 a much smaller series, not at first very conspicuous. The 

 character of the shell is rather aberrant, and may he regarded 

 as significant of its extra-tropical habitat. 



Naples : Philippi. 



101. T. TEN-ERA. (pi. xlv. f. 111.) Hinds, 1. c. p. 158. 



Testa parva, obeso-subulata, laevigata, nitida; anfractibus 

 plico-costatis, pallide fulvis, superne prope suturam rufo 

 fasciatis, ultimo ad basin rufo ; plicis continuis ; columella 

 contorta. 



A highly polished pale orange yellow shell, remarkable for 

 the folds being continuous at their extremities throughout the 

 length. Beneath the suture it is surrounded by a reddish 

 band. 



Straits of Malacca ; in seventeen fathoms. Ceylon. 



102. T. MERA. (pi. xlv. f. 108, 114.) Hinds, 1. c. p. 158. 

 Testa subcylindraceo-subulata, laevigata, nitida, albida, vel 



pallide rufo late fasciata ; anfractibus subplanulatis, integris, 

 superne plicis parvis numerosis obliquis, infra evanidis ; aper- 

 tura parva, elongata ; columella subtruncata ; canali mediocri. 

 Its milk-white surface is lightly ornamented with a broad 

 band of dull rose colour. The folds are numerous and oblique, 

 the shell is highly polished. 



Straits of Malacca ; in seventeen fathoms, mud. 



103. T. PYGM^A. (pi. xlv. f. 112.) Hinds, 1. c. p. 158. 

 Testa purpurea, obeso-subulata; anfractibus paucis, sub- 



rotundatis, longitrorsum minute plico-costatis, superne 

 insigniter fascia angusta atro-purpurea cinctis, ultimo prope 

 basin fasciato ; apertura parva, fusca ; columella antice pro- 

 ducts, truncata : canah nullo. 



