468 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Eccyliomphalus subrotundus Ulrich and Scofield. 



Eccyliomphalus subrotundus Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, 



p. 1037, pi. 75, figs. 17, 18. 

 Trenton (Prosser): Wykoff, Minnesota. 

 Eolotype.—<:at. No. 45798, U.S.N.M. 



Eccyliomphalus suporbus (Billings). 



Ecculiomplialus superbus Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 250. 

 Chazyan (Quebec — P): Portland Creek, Newfoundland. 



Eccyliomphalus trentonensis (Conrad). 



Cyrtolites Trentonensis Conrad, Jour. Acad. Nat. Sci., PHladelpliia, 8, 1842, p. 



270, pi. 17, fig. 4.— Hall, Pal. NewYork, 1, 1847, p. 189, pi. 40A, figs. 3a-d, 



pi. 41, figs. la-c. — Emmons, Amer. Geology, 1, pt. 2, 1855, p. 167, pi. 5, fig. 



22; fig. 38.— Lesley, Geol. Surv. Penn.sylvania, Rep. P 4, 1889, p. 183, figs. 

 Ecculiomplialus (?) trentonensis Hall, 12th Rep. New York State Cab. Nat. Hist., 



1859, p. 68 (gen. ref.). 

 Eccyliomphalus trentonensis Weller, Geol. Surv. New Jersey, Pal., 3, 1903, p. 



184, pi. 12, figs. 20, 21. 

 Trenton: Carlisle, Pennsylvania; Middleville, etc., New York; New Jersey. 



Eccyliomphalus triangulus Grabau and Shimer. See Eccyliopterus triangulus. 



Eccyliomphalus undulatus (Hall). 



Ecculiomphalus undulatus Hall, Rep. Geol. Siu-v. Wisconsin, 1861, p. 37. — Whit- 

 field, Mem. Amer. Mus. Nat. Hist., 1, pt. 2, 1895, p. 63, pi. 8, figs. 1-3. 



Eccyliomphalus undulatus Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, 

 p. 1036, pi. 75, figs. 19-23.— Grabau and Shimer, N. A. Index Fossils, 1, 1909, 

 p. 663, fig. 916. 



Black River (Platteville): Minneapolis, Minnesota; Beloit, Wisconsin; La Salle, 

 Illinois; ?Lebanon, Tennessee (Stones River). 



Plesiotypes.—Ca.t. Nos. 46054, 47927, U.S.N.M. 



ECCYLIOPTERUS Remele. Genotype: Eccyliomphalus alatus Roemer. 



Eccyliopterus Remele, Zeitsclir. deutsch. geol. Ges., Band, 40, 1888, p. 666. — 

 Koken, Neues Jahi'b. f. Min., Geol. Pal., 6, Beliage-Band, 1889, p. 318; Die 

 Leitfossilien, Leipzig, 1896, p. 102; Bull, de I'Acad. Imp. Sci. St. Peters- 

 btirg, 7, 1897, p. 174.— Uhrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, 

 pp. 1029, 1031.— Grabau and Shimer, N. A. Index Fossils, 1, 1909, p. 658. 



Eccyliopterus beloltensis Ulrich and Scofield. 



Eccyliopterus beloitensis Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, p. 



1032, pi. 62, fig. 70; pi. 74, figs. 1-4.— Grabau and Shimer, N. A. Index 



Fossils, 1, 1909, p. 658, fig. 906c-e. 

 Black River: Beloit, Wisconsin (PlatteAalle); High Bridge, Kentucky ( Low ville). 

 Holoty pes. —Cat. No. 45799, U.S.N.M. 



Eccyliopterus disjunctus (Billings). 



Opliileta? disjuncta Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 344. 



fig. 331a, b. 

 Eccyliopterus disjuncta Koken, Neues Jahrb. Min. Geol. Pal., 6, Beilage-Band, 



1889, p. 320 (gen. ref.). 

 Canadian (Beekmantown): Leeds and Grenville Counties, Canada, 



EccYLioPTEKUs KALMi Raymond. See Eccyliomphalus kalmi. 



