144 



U.S. NATIONAL MUSEUM BULLETIN 262 



Agathiceras — Continued 



texanum Girty 



Girty, G. H., 1908: p. 501, 502, pi. 25, figs. 8, 8a. 

 Holotype 118629 



Basal Black Ls. Texas 



Agoniatites 



expansus (Vanuxem) 



Kindle, E. M., 1912: p. 107, pi. 9, fig. 6. 



Hypotype 



Onondaga Sh. 



nevadensis Miller 



62123 

 Maryland 



Miller, A. K., 1938: p. 46, 47, pi. 6, fig. 1; text-figs. 4, 5. 

 Holotype 96544 



Nevada Ls. Nevada 



nevadensis ? Miller 



Miller, A. K., 1938: p. 46, 47. 

 Described specimen 

 Newala Ls. 



96553 

 Nevada 



? sp. 



Miller, A. K., 1938: p. 54, pi. 35, fig. 4. 

 Figured specimen (not located) 

 Romney Fm., Onondaga Mbr. Maryland 



Ammonellipsites 



(Stenocyclus) ballardensis Gordon 



Gordon, Mackenzie, Jr., 1964b: p. 174, 175, pi. 17, figs. 3-6. 

 Holotype 119479 



Boone Fm., Grand Falls Chert Mbr. Kansas 



(Fascipericyclus) polar is Gordon 



Gordon, Mackenzie, Jr., 1957: p. 33, 34, pi. 4, figs. 1-3; text-figs. 



10a, b. 

 Holotype and paratypes 118952-118954 



Lisburne Gr. Alaska 



(Fascipericyclus) aff. A. (F.) polaris Gordon 



Gordon, Mackenzie, Jr., 1957: p. 35, text-fig. 10c. 

 Figured specimen 118955 



Lisburne Gr. ? Alaska 



