74 PSliUDOLIVA. 



the general similarity in form, and the deep fosse of the suture, 

 M. Deshayes conjectures that this species is identical with Can- 

 cellaria spirata of Lamarck, and accuses me of having figured 

 the same shell in two characters, putting columellar folds when I 

 wanted it for a Cancellaria, and leaving them out for the Ebitnia. 

 It is impossible that M. Deshayes can have seen the two shells, 

 which are generically and specifically quite distinct. 



3. ZEBiiiNA (pi. ccxvi. f. 13, 14), A. Adams, Pro. Zool. Soc. 

 1853. — "P. testa ovata, solida ; spira brevi; anfractibus rotun- 

 datis, longitudinaliter subplicatis, transversim creberrime striatis, 

 striis confertis ; apertura ovali ; labio lsevi, subplanulato ; labio 

 intus lsevi, antice subemarginato." — Formed as P. plumhea, but 

 with more elevated spire ; spirally striated and with zebra-like 

 markings. A frica. 



4. livida (pi. ccxvi. f. 5, 6), A. Adams, MS. — P. testa 

 ovata, oblonga, fusco-grisescente, laevi ; spira producta, obtusa ; 

 anfractibus subrotundatis ; apertura breviuscula ; labio externo 

 tenui, labio interno tenui, postice unicostato, antice acuto. — Of a 

 dull greyish-brown colour, and oval form ; spire produced and 

 blunt, with the penultimate whorl disproportionately large. Hab. 



5. sepimenta (pi. ccxvi. f. 1, 2), Rang. (Buccinum) Mag. 

 de Zool. 1832, pi. 18.- — P. testa ovali, acuta, lrevi, grisea; spira 

 producta, acuta ; anfractibus rotundatis ; apertura pyriformi, 

 intus castanea; labio externo postice uniplicato, labio interno 

 postice valide uniplicato, castaneo marginato, antice acute pro- 

 ducto. — A triangular hole is produced at the upper angle of the 

 mouth by the meeting of a kind of fold or rib in the outer lip, 

 and a stronger one on the inner lip. Of a dull grey colour 

 generally ; the shell is ornamented by a deep chestnut-brown 

 margin to the columella, and a tint of the same colour in the 

 mouth. 



6. stkiatula (pi. ccxvi. f. 3, 4), A. Adams. — P. testa ovata, 

 pallida, minutissime striata; spira producta ; anfractibus rotun- 

 datis ; apertura ovali, vix emarginata, labio interno tenui. — Of an 

 oval form, very minutely striated, no callus on the inner lip. 

 Africa. 



7. iETHiops (pi. ccxvi. f. 11), Peeve, Con. Icon. Buccinum. — 

 P. testa oblonga, spiraliter costis magnis cincta, epidermide crassa 

 nigra Isevi induta ; spira producta, gradata ; anfractibus subcom- 



