694 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Lccanocrlnus waukoma — ContiBued. 



Lecanocrinus waukoma Weller, Bull. Chicago Acad. Sci., Nat. Hist. Surv., 4, pt. 



1, 1900, p. 148, pi. 15, figa. 6-11. 

 LecanocrinuB pusillus Winchell and Marcy (not Hall), Mem. Boston Soc. Nat. 



Hiet.. 1, 1865, p. 90. 

 Niagaran (Racine): Racine and Waukeslia, Wiaconain; Bridgeport, Romeo, 



Lemont, etc., IlUnois. 



Leda levata Emmons. See Ctenodonta levata. 



Leda plana Emmons. See Lyrodesma planum. 



Leda pulchella Emmonfl. See Ctenodonta pulchella. 



Leioclema Rominger. See Lioclema TJlrich. 



Leioclema FLORIDA UMch. See Nicholsonella florida. 



Leioclema? laminatum TJlrich. See FistuUpora laminata. 



Leioclema singulare Ulrich. See Trematopora? singularis. 



Leioditia Ulrich. See Elpe Barrande. 



LEIOPTERIA Hall. Genotype: L. dekaj-i Hall. 



Leiopteria Hall, Pal. New York, 5, pt. 1, Lam. 1883, p. 4; ibid., 1884, p. 13; 35th 

 Rep. New York State Mus. Nat. Hist., 1884, p. 406; Rep. State Geol. New 

 York, 1884, p. 14.— Wludborne, Mon. Dev. Fauna South England, 2, Pal. Soc, 

 1892, p. 78.— Grabau, Bull. Buffalo Soc. Nat. Sci., 6, 1899, p. 246.— Hind, 

 Mon. British Carb. Lam., 2, Pal. Soc, 1901, p. 9. 

 Liopteria Miller, N. A. Geol. Pal., 1889, p. 484.— Clarke, Archivos Mus. Nat. Rio 

 Janeiro, 10, Eng. ed., 1900, p. 48.— Grabau, Bull. Buffalo Soc. Nat. Sci., 7, 

 1901, p. 208; Bull. New York State Mus. 45, 1901, p. 208.— Grabau and 

 Sliimer, N. A. Index Fossils, 1, 1909, p. 424. 



Leiopteria rubra Williams. 



Leiopteria rubra Williams, Proc U. S. Nat. Mus., 45, 1913, p. 345, pi. 31, fig. 4. 

 Silurian (Pembroke): Giffs Bay, Washington County, Maine. 

 Holotype.—C&t. No. 58971, U.S.N.M. 



Leiopteria subplana (Hall). 



Avicula subplana Hall, Pal. New York, 2, 1852, p. 283, pi. 59, figs. 3a-c.— Rogers 



Geol. Pennsylvania, 2, pt. 2, 1858, p. 823, fig. 628.— Lesley, Geol. Surv 



Pennsylvania, Rep. P 4, 1889, p. 70, fig. 

 Pterinea subplana Billings, Cat. Sil. Foss. Anticosti, Geol. Surv. Canada, 1866, p 



52 (gen. ref.). 

 Pteronites? subplana Weller, Geol. Surv. New Jersey, Pal., 3, 1903, p. 243, pi. 22 



fig. 1. 

 Liopteria(?) subplana Grabau, Bull. Buffalo Soc. Nat. Sci., 7, 1901, p. 208, fig 



136; Bull. New York State Mus., 45, 1901, p. 208, fig. 13C. 

 Leiopteria? subplana Grabau and Slumer, N. A. Index Fossils, 1, 1909, p. 424 



fig. 554. 

 Silurian: Lockport, etc (Rochester-Guelph) and Schoharie Valley, New York 



(Cobloekill). 

 ?Helderbergian (Keyeer): Two milee south Tristatee, New York. 



LEIOSTEGIUM RajTnond. Genotype: Bathyurus quadratus Billings. 



Leioetegium Rajinond, Bull. Victoria Memorial Mus., 1, 1013, p. 68. 



