576 BULLP^TiN r);5, united states national museum, 



14344. Rhynchonella thera Walcott. Cotypes. 



Lower Carboniferous. Eureka District, Nevada. 



Walcott, Mou. VIII, U. S. Geol. vSurv., 1884, p. 223, pi. 7, figs. 6-6c. 

 = Camarophoria thera. 



8513. Rhynchonella Utah Marcou. Plesiotypes. 



Upper Carljoniferous. Exact locality unkuown. 



White, Rept. U. S. Geogr. Surv. W. looth Merid., IV, Pt. i, 1876, 

 p. 128, pi. 9, figs. 2a-2C. 



= Pugnax Utah. 



8509. Rhynchonella wahsatchensis White. Holotype. 



Upper Carboniferous. Rock Canyon, Wahsatch Range, 

 near Provo, Utah. 



W^hite, Prelim. Rept. U. S. Geogr. Surv. W. looth Merid., 8 vc, 

 1874, p. 19; Rept. U. S. Geogr. Surv. W. looth Merid., IV, 

 Pt. I, 1877, p. 130, pi. 9, figs. 3a-3d. 



=Seminula wasatchensis. 



23018. Rhynchonella whitneyi (Gabb). Plesiotypes. 



Knoxville (Lower Cret. ). Sulphur Creek, Colu.sa County, 

 California. 



Stanton, Bull. No. 133, U. S. Geol. vSurv., 1895, p. 32, pi. i, figs. 

 5-10. 



35399. Rhynchotrema increbescens Hall. Plesiotypes. 



Trenton (Orel.). Lexington, Kentucky. 



Hayes and Ulrich, U. S. Geol. vSurv., Folio 95, 1903, illustration 

 sheet, figs. 38, 39. 



25552. Rhyssomatus tabescens vScudder. Plesiotype. 



Older Tertiary. Roan Mountains, western Colorado. 



vScudder, Mon. XXI, U. vS. Geol. Surv., 1893, p. 123, pi. 11, fig. 9. 



46298. Rhytimya byrnesi (Miller). Ple.siotype. 



Richmond ( Ord. ). Richmond, Indiana. 



Ulrich, Geol. Surv. Ohio, VII, 1893, p. 689, ])1. 56, figs. 4, 5. 



46299. Rhytimya compressa Ulrich. Holotype. 



Lorraine (Ord.). Cincinnati, Ohio. 



Ulrich, Geol. Surv. Ohio, VII, 1893, p. 692, ])1. 56, fig. [3. 



46300. Rhytimya convexa Ulrich. Holotype. 



Lorraine (Ord.). Cincinnati, Ohio. 



Ulrich, Geol. vSurv. Ohio, VII, 1S93, ]). 691, ])1. 56, figs. 2, 3. 



46301. Rhytimya mickleboroughi (Whitfield). Ple.siotype. 



Lorraine (Ord.). Cincinnati, Ohio. 



Ulrich, Geol. Surv. Ohio, VII, 1893, j). 690, ])1. 56, figs. 14, 15. 



46302. Rhytimya oehana Ulrich. Holotype. 



Lorraine (Ord.). Cincinnati, Ohio. 



Ulrich, Geol. Surv. Ohio, VII, 1893, p. 689, pi. 56, fig. i. 



