BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 775 



Lyrodcsina cannonense Ulrich. 



Nucula poststriata Hall, Pal. New York, 1, 1847, p. 151, pi. 34, figs. 2a-2b. (Not 



p. 301, pi. 82, figs. lOa, b.) 

 Lyrodesma cannonense Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 610, pi. 42, 



figs. 6-8. 



Trenton: Cannon Falls, Minnesota (Prosser); Carlisle, Pennsylvania. 

 Cotypes.C&t. Nos. 46218, 46219, U.S.N.M. 



Lyrodesma cincinnatiense Hall. 



Lyrodesma Cincinnatiensis Hall, 24th Rep. New York State Cab. Nat. Hist., 1872, 

 p. 227, pi. 7, fig. 28 (Extr. 1871, p. 4). Miller, Cincinnati Quart. Jour. Sci., 

 1874, p. 226. Hall and Whitfield, Geol. Surv. Ohio, Pal. 2, 1875, p. 82, pi. 1, 

 fig. 25. 



Eden (Economy): Cincinnati, Ohio, and vicinity. 



Lyrodesma conradi Ulrich. 



Lyrodesma conradi Ulrich, Geol. Surv. Ohio, 7, 1893, p. 684, pi. 47, fig. 9. 

 Eden (Southgate): Cincinnati, Ohio, and vicinity. 

 Holotype.Cat. No. 46220, U.S.N.M. 



Lyrodesma grande Ulrich. 



Lyrodesma grande Ulrich, Geol. Surv. Ohio, 7, 1893, p. 683, pi. 50, fig. 13. 

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

 Holotype.C&t. No. 46221, U.S.N.M. 



Lyrodesma inornatum Ulrich. 



Lyrodesma inornatum Ulrich, Geol. Surv. Ohio, 7, 1893, p. 682, pi. 50, figs. 10, 12. 

 Maysville (Fairmount): Covington, Kentucky, and vicinity. 

 Cotypes.Cat. No. 46222, U.S.N.M. 



Lyrodesma major (Ulrich). 



Cleidophoms major Ulrich, Jour. Cincinnati Soc. Nat. Hist., 2, 1879, p. 25, pi. 7, 



fig. 23. 

 Lyrodesma major Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 611, fig. 45a-g. 



Grabau and Shinier, N. A. Index Fossils, 1, 1909, p. 481, fig. 641a-d. 

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

 Richmond: Clarksville, Ohio; Spring Valley, Minnesota. 

 Holotype and plesiotypes.C&t. Nos. 46223, 46224, U.S.N.M. 



Lyrodesma planum Conrad. 



Lyrodesma plana Conrad, 5th Ann. Rep. Geol. Surv. New York, 1841, p. 51. 

 Hall, Pal. New York, 1, 1847, p. 302, pi. 82, figs, lla, b. Pictet, Traite de 

 Pal., 2d ed., 3, 1855, p. 534, pi. 79, fig. 17. Miller, Cincinnati Quart. Jour. 

 Sci., 1, 1874, p. 226. 



Leda plana Emmons, Amer. Geology, 1, pt. 2, 1855, p. 173. 



Cincinnatian (Pulaski) : Pulaski, etc., New York. 



Lyrodesma posts triatuin (Emmons). 



Nuculites post-striatus Emmons, Nat. Hist. New York, Geol., 2, 1842, p. 399, 



text fig. 4. McCoy, British Pal. Rocks Foss., 1854, p. 286, pi. IK, fig. 6. 

 Nucula postriata Hall, Pal. New York, 1, 1847, p. 151, pi. 34, figs. 2a, b; p. 301, 



pi. 82, figs. 10a,b. Lincklaen, 14th Rep. New York State Cab. Nat. Hist., 



1861, pi. 4, fig. 5. 

 Cardiomorpha postriata Emmons, Amer. Geology, 1, pt. 2, 1855, p. 175, pi. 17, 



fig. 22; Emmons, Man. Geol., 1860, p. 101, fig. 91. 

 Area poststriata D'Orbigny, Prodr. de Pal., 1, 1849, p. 13 (gen. ref.). 



