1066 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Pterygonietopus carleyi (Meek). 



Dalrnanites Carleyi Meek, Amer. Jour. Sci., 3d ser., 3, 1872, p. 424; Geol. Surv. 



Ohio, Pal., 1, 1873, p. 170, pi. 14, figs. 2a-d.— Miller, Cincinnati Quart. Jour. 



Sci., 1, 1874, p. 142. 

 Maysville (Fairmount): Cincinnati, Ohio, and vicinity. 



Pterygonietopus carleyi rogersensis (Foerste). 



Dalrnanites carleyi-rogersensis Foerste, Bull. Sci. Lab. Denison Univ., 16, 1910, 



p. 85. 

 Trenton (Cynthiana): Bridge 54, west of Million Tunnel, Madison County, Ken- 

 tucky. 



Pterygonietopus eboraceus Clarke. 



Pterygonietopus eboraceus Clarke, Geol. Minnesota, 3, pt. 2, 1894, p. 728, figs. 

 48, 49.— Ruedemann, Bull. New York State Mus., 49, 1902, p. 69, pi. 4, fig. 

 15.— Grabau and Shimer, N. A. Index Fossils, 2, 1910, p. 324, fig. 1639e. 

 Dalrnanites eboraceus Miller, N. A. Geol. Pal., 2d App., 1897, p. 787 (gen. ref.). 

 Trenton: Rawlins Mills, New York. 



Pterygonietopus fredricki Slocom. 



Pterygonietopus fredricki Slocom, Field Mus. Nat. Hist., Geol. Ser., 4, 1913, p. 



79, pi. 18, figs. 1-5. 

 Richmond (Maquoketa): Bloomfield, Iowa; Clermont and Postville Junction, 



Iowa. 



Pterygonietopus goodritlgfi (Schuchert). 



Dalrnanites (Pterygonietopus) goodridgii Schuchert, Proc. U. S. Nat. Mus., 22, 



1900, p. 174, pi. 12, figs. 5, 6. 

 Mohawkian: Head of Frobisher Bay, Baffin Land. 

 Cotypcs.— Cat. No. 28170, U.S.N.M. 



Pterygonietopus intermedius (Walcott). 



Dalrnanites intermedius Walcott, 31st Rep. New York State Mus. Nat. Hist., 

 1880 (adv. sheets, 1877), p. 69. 



Pterygometopus intermedius Clarke, Geol. Minnesota, 3, pt. 2, 1894, p. 727, figs. 

 45-47; p. 732.— Weller, Geol. Surv. New Jersey, Pal., 3, 1903, p. 208, pi. 15, 

 fig. 33.— Branson, Trans. Acad. Sci. St. Louis, 18, 1909, p. 47, pi. 7, fig. 20.— 

 Grabau and Shimer, N. A. Index Fossils, 2, 1910, p. 324, fig. 1639a, b. 



Black River: Dunleith, Illinois; Clifton and Platteville, Wisconsin (Platteville); 

 Lincoln County , Missouri (Auburn) ; Minnesota; New Jersey. 



Plesiotype.— Cat. No. 41955, U.S.N.M. 



Pterygometopus larrabeei Slocom. 



Pterygometopus larrabeei Slocom, Field Mus. Nat. Hist., Geol. Ser., 4, 1913, p. 81, 



pi. 18, figs. 6-8. 

 Richmond (Maquoketa): Clermont, Elgin, and Bloomfield, Iowa. 



Pterygonietopus lincolnensis Branson. 



Pterygometopus lincolnensis Branson, Trans. Acad. Sci. St. Louis, 18, 1909, 



p. 46, pi. 7, figs. 17-19. 

 Black River (Auburn — Decorah): Lincoln County, Missouri. 



Pterygonietopus nieta (Hall). 



Dalmania meta Hall, Rep. Geol. Surv. Wisconsin, 1862, p. 433. 

 Trenton (?Black River): Wisconsin. 



