TYPE SPECIMENS OF INVERTEBRATE FOSSILS 139 



Wetherbyoceras 



conoidale (Wetherby) 



Butts, Charles, 1941: p. 127, pi. 100, figs. 10, 11. 

 Hypotype 97572 



Martinsburg Sh., Maysville Horiz. Virginia 



vallandighami (Miller) 



Foerste, A. F., 1932, 1933: p. 86, 87 (1933), pi. 31, figs. 5a, b (1932). 

 Hypotype 48330 



Maysville Fm., Fair mount Mbr. Ohio 



Whitfieldoceras 



baffinense Foerste 



Foerste, A. F., 1932, 1933: p. 68, 69 (1933), pi. 32, figs. 11a, b, 12a, 



b, 13a, b (1932). 

 Syntypes [in part, hypotypes of 



Clinoceras exiguum (Billings) 



in Schuchert, 1900] 28199a-c 



Trenton Baffin Island, Canada 



Miller, A. K., et al., 1954: p. 82-84, pi. 46, figs. 8-13; text-fig. 10. 



Lectotype and paratypes 28199a-c 



Hypotype 124629 



Upper Ordovician Sh. Baffin Island, Canada 



minimum Foerste 



Foerste, A. F., 1935: p. 45, 46, pi. 10, fig. 5. 

 Holotype and paratypes 90920 



Prosser Ls. Iowa 



mumiaforme (Whitfield) 



Foerste, A. F., 1932, 1933: p. 60-64 (1933), pi. 32, figs, la-c (1932). 

 Neoholotype, neoparatype 25320, 48370 



Black River Fm., Platteville Mbr. Wisconsin 



trentonense Foerste 



Foerste, A. F., 1932, 1933: p. 67, 68 (1933), pi. 32, figs. 6, 7a, b, 



8 (1932). 

 Holotype and paratypes 59492-59494 



Trenton Fm. New York 



Paratype 59491 



Black River Fm. New York 



Wichitoceras 



? chadwickense Ulrich, Foerste, Miller, and Furnish 



Ulrich, E. O., et al., 1942: p. 86, pi. 57, fig. 5. 

 Holotype 101424 



Cotter Fm. Missouri 



