524 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



EURYSOMA Claypole. See Eusarcus Grote and Pitt. 



EURYSTOMITES Schroder. Genotype: Nautilus kelloggi Whitfield. 



Eurystomites Schroder, Pal. Abhandl. von Dames u. Kayser, Neue Folge, 1, Heft 

 4, Jena, 1891, p. 26. Hyatt, Proc. Amer. Phil. Soc., 32, 1894, p. 441. Miller, 

 N. A. Geol. Pal., 2d App., 1897, p. 773. Clarke, Geol. Minnesota, 3, pt. 2, 

 1897, p. 811. Ruedemann, Bull. New York State Mus.. 90, Pal., 14, 1906, pp. 

 451, 456. Grabau and Shimer, N. A. Index Fossils, 2, 1910, p. 68. 



Eurystomites accelerans Ruedemann. 



Eurystomites accelerans Ruedemann, Bull. New York State Mus., 90, 1906, p. 460, 



pi. 18, figs. 2, 3; fig. 23. 

 Canadian (Beekmantown): Valcour, New York. 



Eurystomites amplectens Ruedemann. 



Eurystomites amplectens Ruedemann, Bull. New York State Mus., 90, 1906, p. 



461, pi. 18, figs. 4-7; fig. 24. 

 Canadian (Beekmantown): Valcour, New York. 



Eurystomites apollo (Billings). 



Lituites Apollo Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 25 (adv. 



sheets 1862). 



Eurystomites apollo Miller, N. A. Geol. Pal., 2d App., 1897, p. 773 (gen ref.). 

 Canadian (Romaine): Mingan Islands, Canada. 



SURYSTOMTTES CHAMPLAiNENSis Schroder. See Tarphyceras champlainense. 



Eurystomites gibbosus Hyatt. 



Eurystomites gibbosum Hyatt, Proc. Amer. Phil. Soc., 32, 1894, p. 443. 

 Canadian (Quebec): Port aux Choix, Schooner Island, Newfoundland. 



Eurystomites linperator (Billings). 



Lituites imperator Billings, Geol. Vermont, 2, for 1861, 1862, p. 957; Rep. Econ. 



Geol., etc., Vermont, 1862, p. 229; Pal. Foss., 1, Geol. Surv. Canada, 1865, 



p. 23 (adv. sheets 1861). 



Eurystomites imperator Miller, N. A. Geol. Pal., 2d App., 1897, p. 773 (gen. ref.). 

 Canadian (Beekmantown): Phillipsburg, Quebec. 



Eurystomites kelloggi (Whitfield). 



Nautilus kelloggi Whitfield (part), Bull. Amer. Mus. Nat. Hist., 1, 1886, 8, p. 328, 

 pi. 30, fig. 1 (not pi. 31, figs. 4, 5 E. rotundus Hyatt). 



Eurystomites kelloggi Schroder, Pal. Abh. herausg. von Dames und Kayser, 5, 

 Heft 4, 1891, p. 27. Hyatt, Amer. Phil. Soc. Proc., 32, 1894, p. 442, pi. 5, 

 figs. 4, 5; figs. 21, 22. Ruedemann, Bull. New York State Mus., 90, 1906, 

 pp. 451, 456, figs. 21, 22; pi. 17, fig. 1; pi. 18, fig. 1. Grabau and Shimer, 

 N. A. Index Fossils, 2, 1910, p. 69, fig. 1278. 



Canadian: Fort Cassin, Vermont; Valcour, New York (Beekmantown); Picketts 

 Station, Wisconsin (Shakopee). 



Plesiotype.CB,t. No. 25647, U.S.N.M. 



Eurystomites plicatus Whiteaves. 



Eurystomites plicatus Whiteaves, Canadian Rec. Sci., 6, 1895, p. 396; Pal. 



Geol. Surv. Canada, 3, pt. 3, 1897, p. 225, figs. 15, 16; pi. 22, fig. 2. Schu- 



chert, Proc. U. S. Nat. Mus., 22, 1900, p. 173. 

 Black River or Richmond: Little Black Island, Lake Winnipeg, and Baffin Land, 



Canada. 



