38 ROYAL SOCIETY OF CANADA 



CKETACi^OUS. I^dsionton series. 

 Class Reptilia. 



Dnjptosaurns incrassatus (Cope). Alberta. 

 MESOZOIC. 

 Class Reptilia. 



Arctosaurus oslorni, Adams. Bathurst island, District of Franklin. 

 ÏEKÏIAKY. 

 Class AvES 



CypJiornis magnus. Cope. Carmanah point, Strait of Juan de Fuca, 

 Vancouver island, British Columbia. (According to Cope, " not 

 older than Eocene nor later than Oligocène.") 



OLIGOCENE (or LOWER MIOCENE). 

 Class Pisces. 



Amia macrospondyla, Cope. Cypress hills, Assiniboia. 

 Amia whiteavesiana, Cope. Cypress hills, Assiniboia. 

 Rhineastes rhœas, Cope. Cypress hills, Assiniboia. 

 .' Rhineastes, Cope. (vertebrae). Cypress hills, Assiniboia. 

 Amiurus cancellatus, Cope. Cypress hills, Assiniboia. 

 Amiurus inaconnelli, Cope. Cypress hills, Assiniboia. 



Class Reptilia. 



.' Stylemys neiraseensia, Leidy. Cypress hills, Assiniboia. 

 Trionyx leucopotamictts. Cope. Cypress hills, Assiniboia. 



Class Mammalia. 



Mcsohippus westonl (Cope). Cypress hills, Assiniboia. 



Megacerops angttstigenis (Cope). Cypress hills, Assiniboia. 



Megacerops coloradensis ? Leioy. Cypress hills, Assiniboia. 



Megacerops selicynianus (Cope). Cypress hills, Assiniboia. 

 .' Synihorodon accr. Cope. Cypress hills, Assiniboia. 



Hyracodon nehrascensis, Leidy. Cypress hills, Assiniboia. 



Aceratherium mite, Cope. Cypress hills, Assiniboia. 



Aceratherium occidentale (Leidy). Cypress hills, Assiniboia. 



Elothcrium coarctatutn. Cope. Cypress hills, Assiniboia. 

 f Oreodon, Leidy. Cypress hills, Assiniboia. 



Leptomcryx esulcatus, Cope, Cypress hills, Assiniboia. 



Lcptomeryx mammifer. Cope. Cypress hills, Assiniboia. 



Leptomeryx semicinctns, Cope. Cypress hills, Assiniboia. 



Hypertragulus transversus. Cope. Cypress hills, Assiniboia. 



Chalicotherium lilobatum. Cope. Cypress hills, Assiniboia. 



Palœolagus turgidus, Cope. Cypress hills, Assiniboia. 



Hemipsalodon grandis. Cope. Cypress hills, Assiniboia. 



