66 U.S. NATIONAL MUSEUM BULLETIN 262 



Ephippiovthoceras — Continued 



dowlingi ? Foerste and Savage 



Miller, A. K., et al., 1954: p. 55. 



Described specimens 28146. 28197 



Upper Ordovician Baffin Island, Canada 



? sp. 



Miller, A. K., et al., 1954: p. 56, pi. 23, figs. 1, 2. 



Figured specimen 124642 



Upper Ordovician Sh. Mbr. Baffin Island, Canada 



Eremoceras 



conoidale Ulrich, Foerste, and Miller 



Ulrich, E. O., et al., 1943: p. 127, pi. 60, figs. 3, 4. 

 Holotype 108402 



Gasconade Dol. Missouri 



gasconadense Ulrich, Foerste, and Miller 



Ulrich, E. O., et al., 1943: p. 128, 129. pi. 61, figs. 8-12. 

 Holotype and paratypes 108403a, 108403b- d, 



108404 

 Gasconade Dol. Missouri 



? marylandicum Ulrich, Foerste, and Miller 



Ulrich, E. O., et al., 1943: p. 129, 130, pi. 60, figs. 1, 2. 

 Holotype 108405 



Chepultepec Dol. Maryland 



perdilatum Ulrich. Foerste, and Miller 



Ulrich, E. O., et al., 1943: p. 130, pi. 59, figs. 7-10. 

 Holotype and paratypes 108406a,b, 108407 



Gasconade Dol. Missouri 



sansabaense Unklesbay 



Unklesbay, A. G., 1954: p. 649, pi. 71, figs. 9, 10. 

 Holotype 123417 



Tanyard Fm., Staendebach Mbr. Texas 



subrectum Ulrich, Foerste, and Miller 



Ulrich, E. O., et al., 1943: p. 130, 131, pi. 61, figs. 2-7. 

 Holotype and paratypes 108408a,b 108409a-d 



Gasconade Dol. Missouri 



teres Ulrich, Foerste, and Miller 



Ulrich, E. O., et al., 1943: p. 131, 132, pi. 60, fig. 5. 

 Paratype 108410 



Oneota Dol. Minnesota 



