TYPE-SPECIMENS OF FOSSIL VEETEBRATES. 75 



4097. Palaeotheca polycypha Cope. Cotypes. 



Vertebral and marginal bones. Bridger (Eocene). Wyo- 

 ming. 



Cope, Pal. Bull. No. i, 1872, p. 4; Proc. Amer. Phil. Soc, XII, 

 1872, p. 463. 



= Emys polycypha. 



2107. Palaeotheca terrestris Cope. Type. 



Vertebral, episternal, and costal bones. Bridger (Eocene). 

 Wyoming. 



Cope, Pal. Bull. No. i, 1872, p. 5; Proc. Anier. Phil. Soc, XII, 1872, 

 p. 464. 



= Emys terrestris. 

 5373. Phytosaurus rostatus (Marsh). See Rhytidodon rostratus. 



1000. Piratosaurus plicatus Eeidy. T^^pe. 



Tooth. Cretaceous. Red River Settlement, 50 miles .south 

 of Selkirk Settlement, Manitoba. 



Leidy, vSmithsonian Coutrib. to Knowl., XIV, No. 6, 1865, pp. 29, 

 30, pi. 19, fig. 8. 



2198. Placerias hesternus Eucas. Type. 



Right humerus. Triassic. Three miles north of Tanners 

 Crossing, Little Colorado River, Arizona. 



Lucas, Proc. U. S. Nat. Mus., XXVII, 1904, p. 194, pi. 4. 



5380. Placosauridae, gen. and sp. undet. 



Fragment of skeleton including dermal and cranial plates, 

 distal end of femur and shaft of humerus. Wasatch 

 (Eocene). New Mexico. 



Cope, Kept. U. S. Geogr. Surv. W. looth Merid., IV, Pt. II, 1877, pi. 

 32, figs. 26-36. 



1 132. Plastomenus communis Cope. Type. 



Series of costal bones. Wasatch (Eocene). New Mexico. 



Cope, Syst. Cat. Vert. Eocene New Mexico, 1875, p. 35; Kept. \J. S. 

 Geogr. Surv.W. looth Merid., IV, Pt. II, 1877, p. 50, pi. 25, figs, 

 i-ib. 



1 140. Plastomenus communis Cope. Paratype. 



Part of carapace. Wasatch (Eocene). New Mexico. 



Cope, Syst. Cat. Vert. Eocene New Mexico, 1875, p. 35; Rept. U. S. 

 Geogr. Surv. W. looth Merid., IV, Pt. II, 1877, p. 50, pi. 25, 

 fig- 5- 



1 138. Plastomenus multifoveatus Cope. Plesiotype. 



Costal bone. Wa.satch (Eocene). New Mexico. 



Cope, Rept. U. S. Geogr. Surv. W. looth Merid., IV, Pt. II, 1877, 

 p. 49, 'pl- 25, fig- II- 



= Plastomenus thoma.sii (fide O. P. Hay). 



1 138. Plastomenus thomasii (Cope). See Plastomenus multifo- 

 veatus. 



