u 



ANOMODONTIA. 



Fig. 10. 



Ptychosiagum orientale. — The imperfect right ilium, with a restoration of the 

 pubis and ischium ; from the Panchet group of Bengal. \. il, ilium ; 

 pb, pubis ; is, ischium ; of, obturator foramen. (From the ' Bee. Geol. 

 Surv. Ind.') 



R. 1026 f. The anterior portion of the centrum and right rib of a 

 sacral vertebra ; from Panchet. Resembles the specimen 

 figured by Huxley, op. cit. pt. i. pi. ii. fig. 7. 



Presented by the Director of the 

 Geological Survey of India, 1888. 



Fig. 11. 



PtycJiosiagum orientale. — An imperfect dorsal vertebra; from the Panchet 

 group of Bengal. \. A, left lateral ; B, posterior aspect; tp, transverse 

 process; cp, capitular facet; b, b\ ridges. (From the ' Pahcontologia 

 Indica.') 



