TYPE-SPECIMENS OF FOSSIL VERTEBRATES. 67 



2344. Crocodylus chamensis Cope. Type. 



Cope, Rept. U. S. Geogr. Surv. W. 100th Merid., IV, Pt. II, 1877, p. 

 67, pi. 32, figs. 11, 12. 



See Alligator chamensis. 



1 108. Crocodylus chamensis Cope. Plesiotypes. 



1 109. (1) Frontal, parts of quadrate, lower jaws, muzzle, and 



dermal scuta; (2) part of frontal, vertebral column with 

 numerous omissions, and proximal portion of femur. 

 Wasatch (Eocene). New Mexico. 



Cope, Rept. U. S. Geogr. Surv. \V. 100th Merid., IV, Pt. II, 1877, 

 p. 67, pi. 32, (1) figs. 1-10; (2) figs. 13-21. 



4048. Crocodylus clavis Cope. Type. 



Parts of right maxilla^ 7 and premaxillary bones, part of the 

 mandibular ramus with teeth, cervical and dorsal ver- 

 tebrae. Bridger (Eocene). Mammoth Buttes, South 

 Bitter Creek, Wyoming. 



Cope, Pal. Bull. No. 6, 1872, p. 3; Proc. Amer. Philos. Soc, XII, 

 1872, p. 485; Rept. U. S. Geol. Surv. Terr., Ill, 1884, p. 157, pi. 

 21, figs. 4-8. 



919. Crocodylus elliotti Leidy. Type. 



Anterior part of left maxillary! Bridger (Eocene). Junc- 

 tion of Big Sandy and Green rivers, Sweetwater County, 

 Wyoming. 



Leidy, Proc. Acad. Nat. Sci. Phila., 1870, p. 100; Rept. U. S. 

 Geol. Surv. Terr., I, 1873, p. 126, pi. 8, fig. 4. 



92. Crocodylus elliotti L,eidy. Plesiotypes. 



141. (i)Proximal end of right femur; (2) large portion of upper 



142. part of skull; (3) fragment of skull; (4) first lumbar 

 925. vertebra. Bridger (Eocene). Little Sandy River, 



Wyoming. 



Leidy, Rept. U. S. Geol. Surv. Terr., I, 1873, P- i 2 7> P 1 - 8, (1) fig. 

 5; (2) fig. 6; (3) fig. 7; (4) fig. 1. 



2594. Crocodylus (?) elliotti L,eidy. Plesiotypes. 



2 595- (1) Frontal and part of mandible with teeth; (2) fragments 



of jaw with teeth and various pieces of the skeleton. 



Bridger (Eocene). Gallinas Creek, New Mexico. 



Cope, Rept. U. S. Geogr. Surv. W. 100th Merid., IV, Pt. II, 1877, 

 p. 65, pi. 31, (1) figs. 6, 7; (2) figs. 8-17. 



2605. Crocodjdus grypus Cope. Cotypes. 



2606. Fragments of skulls, jaws, vertebras, and fragments of limb 



bones. Bridger? (Eocene). Gallinas Creek, New 

 Mexico. 



Cope, Syst. Cat. Vert. Eocene New Mexico, 1875, p. 32; Rept. U. S. 

 Geogr. Surv. W. 100th Merid., IV, Pt. II, 1877, p. 63, pi. 30, 

 figs. 1-26. 



41 15. Crocodylus heterodon (Cope). Type. 



Cope, Syst. Cat. Vert. Eocene New Mexico, 1875, p. 34; Rept. U. S. 

 Geol. Surv. Terr., Ill, 1884, p. 164, pi. 23a, figs. 10-12. 



See Alligator heterodon. 



