594 BrTLLp:TiN 53, united states national museum. 



25661. Schroederoceras casiensis (Whitfield). Plesiotypes. 



Beekmantown (Orel. ). Fort Cassin, Vermont. 



Hyatt, Proc. Amer. Phil. Soc, XXXII, 1894, p. 473, pi. 7, figs. 4-6. 



25660. Schroederoceras eatoni (Whitfield). Plesiot.ypes. 



Beekmantown (Ord. )• Fort Cassin, Vermont. 



Hyatt, Proc. Amer. Phil. Soc. XXXII, 1894, p. 470, pi. 6, figs. 

 31-34; pi. 7, figs. 7, 8. 



27206. Schuchertites grahami Smith. Holotype. 



Upper Coal Measures. Graham, Voting Cotmty, Texas. 



Smith, Mon. XLII, U. S. Geol. Surv., 1903, p. 50, pi. 21, figs. 

 20-22. 



25555. Sciabregma rugosa vSctidder. Holotj^pe. 



Older Tertiar}-. Roan Mottntains, western Colorado. 



Scudder, Mon. XXI, U. S. Geol. vSurv., 1893, p. 147, pi. 12, fig. 8. 



25597. Sciomyza ? manca Scudder. Cotype. 



25712. Older Tertiary. Green River, W3'oming. 



Scudder, Thirteenth Ann. Kept. U. S. Geol. vSurv.Terr., 1890, p. 

 543. pi. 4, fig. 9. 



20123. Scobinella dilleri White. Cotypes. 



Chico (Cret. ). Eighteen miles east of Redding, Cali- 

 fornia. 

 White, Bull. No. 51, U. vS. Geol. Surv., 1889, p. 25, pi. 4, figs. 1-3. 



13966. Scoliostoma americana Walcott. CotN'pes. 



Middle Devonian. Atrypa Peak, Eureka District, Nevada. 



Walcott, Mon. VIII, U. S. Geol. Surv., 1884, p. 195, pi. 6, figs, 

 i-ie. 



13334. Scutella striatula CcMirad. Plesiotype. 



Miocene. California. 



Conrad, Rept. Expl. and vSurv. R. R. ]\Iiss. Riv. to Pacific Ocean, 

 VII, 1857, pi. 9, figs, la, lb. 



25521. Scythropus ? abacus vScudder. Holotype. 



Older Tertiary. White River, western Colorado. 



Scudder, Mon. XXI, U. S. Geol. Surv., 1893, ]>. 60, ])1. 9, fig. 15. 



25520. Scythropus somniculosus Scudder. Holotype. 



Older Tertiar3\ Roan Mountains, western Colorado. 



vScuddcr, ]Mon. XXI, U. vS. tieol. Surv., 1893, p. 60, pi. 9, fig. 18. 



25517. Scythropus subterraneus vSctidder. Cotypes. 



Older Tertiary. White River, Colorado and Utah. 



vScudder, Mon. XXI, U. S. Geol. Surv., 1S93, j). 59, pi. 9, fig. 14. 



Sedgwickia. See also Allorisma (vSedgwickia). 



