NATICA. 87 



68. UBER, f. 51, Valenciennes. — Alba, subpyramidata ; spira 

 acuminata, an fractibus declivibus ; umbilico parvo,callospirali 

 angusto, columella ad anfractum expansa, callosa. — In this 

 whitish pyramidal species the spiral callus is rather small, 

 and lies close behind the columellar lobe. 



69. PHi'TELEPAS, f. 58, Reeve. — Globosa, subviride fulva ; 

 spira brevi, anfractibus subdeclivibus ; umbilico parvo, callo 

 columellari brevi, columella superne expansa, callosa. — 

 Globose, with short umbilicus partly filled up. 



70. MELASTOMAjf. 100, Swaiuson. — Globoso- subpyramidata, 

 cinerea, spira pyramidata, anfractibus convexo-declivibus, 

 versus suturam lividis, apertura intus purpurea, nigricanti, 

 subtrigona, columella hite callosa, sanguinea, umbilicum 

 tegenti. — Shaped like the mamilla group, of a livid colour, 

 with a blackish-purple mouth, and the columellar callus 

 spread over a somewhat narrower umbilicus. 



71. PEESPICUA, 70, Rccluz. — Violaceo-alba, obscure fasciata, 

 subpyramidata, spira elevata, anfractibus declivibus ; um- 

 bilico lato elevato castaneo ; columella flexuosa, lobata, callo 

 spirali depresso. — A pyi-amidal species of a delicate lilac- 

 white colour, excepting at the umbilicus, which, with the 

 columella, is deep chestnut. 



72. EFFUSA, f. 82, Swaiuson. — Alba, semipellucida, ovato- 

 pyramidata, spira elevata, acuminata, anfractibus declivibus, 

 ad suturam fascia opaca flavida cincta ; umbilico lato, elevato, 

 callo spirali depresso, lato ; apertura lata, infra effusa, colu- 

 mella superne ad anfractum expansa, callosa, medio in lobum 

 elongatum expansa. — Kesembling N. perspicua in form, but 

 semipellucid white, with opaque band at the suture. 



73. INTEMERATA, f. 44, Philippi. — Quam N. effusa brevier, 

 umbilico lato, brevi, columella ad umbilicum magis valide 

 lobata. — Shorter, more globose and tumid than N. effusa. 



74. PLUMBEAjf. 69, Zamarcfc. — Pyramidata, livida ; spira ele- 

 vata acuminata, anfractibus ad suturam subeanaliculatis tum 

 declivibus ; apertura brevi, columella ad ultimum anfractum 

 callosa, ad umbilicum anguste lobata, umbilico angusto. — 

 Lead-coloured and very pyramidal, with narrow umbilicus, 

 and columellar callus with a small lobe reflected over it. 



75. Steangei, f. 80, Reeve. — Globoso- subpyramidata, cine- 

 rea, sutura aureo marginata ; spira siibacuminata, anfractibus 



