TYPE SPECIMENS OF INVERTEBRATE FOSSILS 43 



Cycloceras- -Continued 



inceptum (Foerste) 



Butts, Charles, 1941: p. 135, pi. 102, figs. 3-5. 



Hypotypes 97614a-c 



Brassfield Horiz. Tennessee 



junciforme Foerste 



Foerste, A. F., 1928c: p. 270, 271, pi. 56, figs. 3, 4. 



Syntypes 82164 



Cedarville Dol. Ohio 



louderbacki Endo 



Endo, Riuji, 1932: p. 69, 70, pi. 36, fig. 16. 



Holotype 83690 



Upper Ordovician Sensi, China 



? manchuriense Endo 



Endo, Riuji, 1932: p. 68, 69, pi. 13, figs. 10-12, pi. 14, figs. 8. 9, 12; 

 pi. 17, fig. 7. 



Holotype and paratypes 83688, 83689 



Ssuyen Fm. Manchuria, China 



? mavginale Endo 



Endo, Riuji. 1932: p. 71, pi. 27, fig. 5; pi. 40, fig. 11. 



Holotype 83692 



Wuting Fm. Manchuria, China 



? peitoutzense Grabau 



Endo, Riuji, 1932: p. 72, 73, pi. 14, figs. 3, 4. 



Hypotype 83694 



Ssuyen Fm. Manchuria, China 



? shensiense Endo 



Endo, Riuji, 1932: p. 71, 72. pi. 37, figs. 4, 5; pi. 38, fig. 4. 



Holotype 83693 



Upper Ordovician Shensi, China 



sp. 



Gordon, Mackenzie, Jr.. 1957: p. 22, pi. 2, fig. 11. 

 Figured specimen 118933 



Lisburne Gr., Kayak Sh. Alaska 



Foerste, A. F., 1928: p. 271, pi. 57, figs. 2, 6, 7. 

 Figured specimens 14279a-c 



Port Byron Mbr. Illinois 



