1857.] BAILY FOSSILS FROM THE CRIMEA. 151 



spire slightly swollen towards the middle, top obtuse as if truncated, 

 ornamented with three bands transversely striated and elevated into 

 costae ; aperture subquadrate. 



Dimensions. — Axis p^-ths, diameter j-^th of an inch. 



Loc. Gorge of Iphigenia. 



131. Pleurotoma Chersonesus, sp. nov. PI. X. fig. 19, a-c. 



Shell fusiform, turreted, lower whirl with ten longitudinal costae, 

 having two rows of nodules at the upper part of each whirl, trans- 

 versely striated ; aperture elongato-ovate, with a short sinus at its 

 upper part. 



Dimensions of imperfect specimen. — Axis ^jths, diameter 3%ths of 

 an inch. 



Loc. Gorge of Iphigenia and the Monastery (bed R of the sec- 

 tion) . 



132. Pleurotoma laqueata, sp. nov. PI. X. fig. 18, «, b. 



Shell turriculate and fusiform, volutions elongated and longitudi- 

 nally costated, passing into two rows of obtuse nodules next the 

 suture ; aperture elongato-ovate. 



Dimensions of imperfect specimen with two whirls. — Axis ^ths, 

 diameter -j^-ths of an inch. 



Loc. Monastery of St. George (bed R of the section). 



133. Buccinum obesum, sp. nov. PI. X. fig. 20, a, b. 



Shell ovato-conical ; whirls ventricose with distant slightly raised 

 costae ; aperture oval ; canal short and reflected. 



Dimensions of cast. — Axis ^ths, diameter f^ths of an inch. 



Loc. Monastery, and the Gorge of Iphigenia (bed R of the sec- 

 tion). 



134. Buccinum angustatum, sp. nov. PI. X. fig. 21, a, b. 

 Shell elongated oval, narrow ; whirls four or five, with about ten 



slightly raised and distant costae ; aperture oval ; canal short. 

 Dimensions.— - Axis -^ths, diameter -j^-ths of an inch. 

 Loc. Monastery of St. George. 



135. Buccinum moniliforme, sp. nov. PI. X. fig. 22, a, b. 



Shell ovato-conical ; whirls five, angular ; spire elevated, with 

 slightly raised costae ; the upper part of the whirl bears an angular 

 band of elongated obtuse nodules, and a row of bead-like obtuse no- 

 dules next the suture of each whirl ; aperture oval ; canal short and 

 reflected. 



Dimensions. — Axis ^ths, diameter ^ths of an inch. 



Loc. Gorge of Iphigenia. 



136. Buccinum Doutchin^e, D'Orb. Voy. Horn. pi. 3.f. 20-22. 

 Loc. Monastery of St. George. 



137. Buccinum Daveluinum, D'Orb. Voy. Horn. pi. 3. f. 23. 

 Loc. Monastery of St. George. 



