OVULU.M.— Plate I. 



The warted Ovulum. Shell ovate, Cowry-shaped, 

 white, very thick, back gibbously angulated, deeply 

 warted and pinkish at the extremities, callous at the 

 sides, coliuuella swollen, excavated at the base, lip 

 strongly denticulated. 



Bulla verrucosa, Linnaeus, Syst. Nat. p. 1182. 

 Ooula verrucosa, Lamarck. 

 Calpurnus verrucosus, De Montford. 



Hub. riiilippine Islands ; Cuming. 



The characteristic feature of the warts in this species 

 is similar to that in Cyprtea Licallosa, scarcely sufficient to 

 make it the type of a distinct genus. 



Species 3. (Mus. Cuming.) 



Ovulum ovum. Ov. testa ovatd, alba, durso rotundato- 

 ventricoso, extremitatibiis sttbcontorto-prodvclis, colu- 

 mella ad basin couslricta, labro confirtim serrato-cor- 

 riif/ato, iutus saiif/uineo-fuscd. 



liiE EGG Ovulum. Shell ovate, white, back rotundately 

 ventricose, extremities somewhat twistedly produced, 

 columella constricted at the base, lip closelv serrately 

 corrugated, blood-brown within. 



Bulla ovum, Linnaeus, Syst. Nat. p. 1181. 

 Ovula o'fifurmis, Lamarck. 

 Oeula alba, Schumacher. 



llttb. Eastern Seas; Pacitic. 



This well-known species is found abundantly among the 

 islands of the Eastern Archipelago. It is also an inhabi- 

 tant of the Society Islands. 



Species \. (Fig. a, b, llus. Cuming.) 



Ovulum tortile. Ov. testa subpyriforml-ovatd, alba, 

 sulidissiii/d, durso r/ibboso, obtuse anyulato, extremila- 

 tibus obtuse contortis, labro tuiuldu-calloso, irret/uluriter 

 serralo-curruguto, columella versus basin couslriclii, 

 intus rosacea pallid'e tinctd. 



The winding Ovulum. Shell somewhat pyriformly 

 ovate, white, very solid, back gibbous, obtusely 

 angled, extremities obtusely twistetl, lip tumidly cal- 

 lous, irregularly serrately wrinkled, columella con- 

 stricted towards the base, interior faintly tinged w ith 

 pink. 



Vi/prtsa tortilis, Martyn, Univ. Conch, pi. 60. 

 Bulla imperialis, Dillwyn. 

 Ovula angulosa, Lamarck. 

 Ovula columha, Schubert and Wagner. 



Hah. Friendly Islands; Martyn. 



This species may always be distinguished from small 

 specimens of 0. ovum, by the delicate pink colouring of 

 its interior. 



