38 



c. Two transverse sections of a cranial rostrum apparently re- 

 ferable to this species ; from the Red Crag. 



MESOPLODON GIBBUS. 

 Ziphius gibbus, Owen, Crag Cetacea, p. 17 (1870). 

 a. The cranial rostrum, wanting the anterior extremity ; from 

 the Red Crag of Suffolk (No. 46). 



FAMILY DELPHINID^. 

 GL OB I CEP HA L US UN CI DENS. 

 Delphinus uncidens, Lankester, Ann. Mag. N. If., ser. 3, 

 vol. XIV, p. 356 (1864). 



From the Red Crag of Suffolk. 



a. Two teeth (No. 36). 



b. Three specimens of the periotic bone, 

 £. A tympanic bone. 



ORDER SIRENIA. 



FAMILY HALITHERIID.^. 

 HALITHERIUM SCHINZI. 



Pugmeodon Schinzi, Kaup, Neues Jahrb., 1838, p. 319. 

 a. Cast of the nearly entire skeleton. Original in Dai'mstadt 

 Museum ; from the Lower Miocene (Middle Oligocene) of Flon- 

 heim, Hessen-Daimstadt. 



HALITHERIUM CANHAMI. 

 Flower, Quart. Journ. Geol. Soc, vol. XXX, p. 1 (1874). 

 a. Part of a rib probably referable to this genus and species; 

 from the Red Crag of Suffolk (No. 74). 



ORDER EDENTATA. 



FAMILY MEGATHERIIDiE. 



MEGA THERIUM AMERICANUM. 

 Cuvier, in Shaw's Gen. ZooL, vol. I, p. 165 (1800). 

 From the Pleistocene of Argentina. 

 a. Plaster restoration of the skeleton. 



