18 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



4099. Rhineastes radulus Cope. 'Type- 



Fragments of skull. Bridger (Eocene). Bad L,ands, Cot- 

 tonwood Creek, Wyoming. 



Cope, Sixth Ann. Rept. U. S. Geol. Surv. Terr, for 1872, 1873, 

 p. 638; Rept. U. S. Geol. Surv. Terr., Ill, 1884, p. 67, pi. 5, 

 figs. 14-17. 



3977. Rhineastes smithii Cope. Type. 



Basi- occipital, vertebrae, pectoral spine, and articular of 

 mandible. Bridger (Eocene). Mammoth Buttes, 

 South Bitter Creek, Wyoming. 



Cope, Proc. Amer. Philos. Soc, XII, 1872, p. 486; Rept. U. S. Geol. 

 Surv. Terr., Ill, 1884, pp. 63, 64, pi. 5, figs. 5-9. 



3978. Rhineastes smithii Cope. Paratypes. 



3979. (1) Pectoral spine, and (2) part of dentary bone. Bridger 



(Eocene). Mammoth Buttes, South Bitter Creek, 

 Wyoming. 



Cope, Proc. Amer. Philos. Soc, XII, 1873, p. 486; Rept. U.S. Geol. 

 Surv. Terr. Ill, 1884, pp. 63, 64, pi. 5, (1) fig. 10, (2) fig. 11. 



4337. Rhizodopsis mazonius Hay. Type. 



Impression of scale in nodule. Carboniferous. Mazon 

 Creek, near Morris, Grundy County, Illinois. 

 Hay, Proc. Amer. Philos. Soc, XXXIX, 1900, p. no. 



4392. Sagenodus browniae Cope. Type. 



Impression and relief of scale in nodule. Coal Measures. 

 Mazon Creek, Grundy Count} 7 , Illinois. 

 Cope, Proc Amer. Philos. Soc, XXXVI, 1897, p. 81, pi. 1, fig. 7. 

 = Sagenodus occidentalis. 



4386. Sagenodus conchiolepis Cope. Type. 



Impression and relief of scale in nodule. Coal Measures. 

 Mazon Creek, Grundy County, Illinois. 



Cope, Proc Amer. Philos. Soc, XXXVI, 1897, p. 79, pi. 1, fig. 4. 

 = Sagenodus lacovianus. 



4394. Sagenodus foliatus Cope. T3'pe. 



Impression and relief of scale in nodule. Coal Measures. 

 Mazon Creek, Grundy Count}-, Illinois. 

 Cope, Proc Amer. Philos. Soc, XXXVI, 1S97, p. 77, pi. 1, fig. 1. 



4372. Sagenodus foliatus Cope. Paratype. 



Impression and relief of scale in nodule. Coal Measures. 

 Mazon Creek, Grundy County, Illinois. 



Cope, Proc Amer. Philos. Soc, XXXVI, 1897, pp. 76, 77. 



4363. Sagenodus gurleianus Cope. Type. 



Impression and relief of scale in nodule. Coal Measures. 

 Mazon Creek, Grundy County, Illinois. 



Cope, Proc Amer. Philos. Soc, XXXVI, 1897, p. S2, pi. 1, fig. 9. 

 [Gurleianus preoccupied made type of Sagenodus textilis 

 Hay.] 



= Sagenodus textilis. 



