44 U.S. NATIONAL MUSEUM BULLETIN 262 



Cycloplectoceras 



funatum Ulrich, Foerste, Miller, and Furnish 



Ulrich, E. O., et al., 1942: p. 34, 35, pi. 12, figs. 7, 8; text-fig. le. 

 Holotype 101370 



Cotter Fm. Missouri 



funatum ? Ulrich, Foerste, Miller, and Furnish 



Ulrich, E. O., et al.. 1942: p. 34, 35, pi. 12, fig. 6. 

 Figured specimen 101371 



Black Rock Fm. Arkansas 



miseri Ulrich, Foerste, Miller, and Furnish 



Ulrich, E. O., et al., 1942: p. 34, pi. 11, figs. 1-11; pi. 12, fig. 9. 

 Holotype and paratypes 101367, 101368 



Smithville Fm. Arkansas 



miseri ? Ulrich, Foerste, Miller, and Furnish 



Ulrich, E. O.. et al., 1942: p. 34, pi. 11, figs. 12-14. 

 Figured specimen 101369 



Upper Canadian Oklahoma 



?spp. 



Ulrich, E. O., et al., 1942: p. 35, pi. 39, fig. 1 

 Described specimens 101372 



Jefferson City Fm. Missouri 



Figured specimen 101373 



Manitou Fm. Colorado 



Cyclostomiceras 



cassinense (Whitfield) 



Ulrich, E. O., et al., 1943: p. 55, pi. 31, figs. 1-7; pi. 32, fig. 1; 

 text-fig. 3b. 

 Hypotypes 108258a, b; 108259a-d 



St. Armand Ls. Quebec, Canada 



Hypotypes 59456a, b 



Cassin Ls. Vermont 



depressum Ulrich, Foerste, and Miller 



Ulrich, E. O., et al., 1943: p. 57, pi. 33, figs. 1-12; pi. 34, figs. 5, 6. 

 Syntypes 108260a, b- 108265 



Smithville Fm. Arkansas 



minimum (Whitfield) 



Ulrich, E. O., et al., 1943: p. 57, 58, pi. 32, fig. 2, 3, 7-9; text-fig. 



3a. 

 Hypotypes 59457 



Cassin Ls. Vermont 



