130 U.S. NATIONAL MUSEUM BULLETIN 262 



Tainoceras 



clydense Miller and Kemp 



Miller, A. K., and Kemp, A. H., 1947: p. 352. 

 Syntype (hypotype of 



Nautilus occidentalis Swallow, 



in White, 1891) 21712 



Clyde Fm. Texas 



(or Metacoceras or Foordic eras) clydense ? Miller and Kemp 



Miller, A. K., and Youngquist, Walter, 1949: p. 84, 85. 

 Described specimen 



Nautilus (Endolobus) ? 



of White, 1891) 21707 



Permian Texas 



Tarphyceras 



chadwickense Ulrich, Foerste, Miller, and Furnish 



Ulrich, E. O., et al., 1942: p. 38, pi. 13, fig. 1; pi. 14, figs. 1, 2, 



pi. 27, fig. 4. 

 Holotype and paratypes 101374 



Cotter Fm. Missouri 



Paratype 101375 



Powell Fm. Missouri 



chadwickense ? Ulrich, Foerste, Miller, and Furnish 



Ulrich, E. O., et al., 1942: p. 38, 39, pi. 36, fig. 3. 

 Figured specimen 101376 



Arbuckle Ls. Oklahoma 



cf. T. chadwickense Ulrich, Foerste, Miller, and Furnish 



Ulrich, E. O., et al., 1942: p. 38, 39, pi. 37, fig. 4. 

 Figured specimen 101377 



Powell Fm. Arkansas 



champlainense (Whitfield) 



Hyatt, Alpheus, 1894: p. 438-441, pi. 4, figs. 4-11. 

 Hypotypes (syntypes of Centrotar- 



phycevas subundosum Ulrich, 



Foerste, Miller, and Furnish, 



1942) 25657 (unnecessarily 



changed to 101391) 

 Cassin Ls. Vermont 



macdonaldi Hyatt 



Hyatt, Alpheus, 1894: p. 435. 



Syntypes 25656 



Cotter Horiz. (label); no stratigraphic 

 data given in text. Virginia 



