BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 995 



Platystrophia regularis Shaler. 



Platystrophia regularis Shaler, Bull. Mus. Comp. Zool., 4, 1865, p. 67. 

 Gamachian (Ellis Bay) and Anticostian (Gun River): Junction Cliff, etc., Anti- 

 costi. 



Platystrophia reversata (Foerste). 



Orthis bil'orata var. lynx forma reversata Foerste, Bull. Sci. Lab. Denison Univ., 1, 



1885, p. 81, pi. 13, fig. 7. 

 Orthis (Platystrophia) biforata (part) Foerste, Geol. Ohio, 7, 1895, p. 579, pi. 25, 



fig. 7. 

 Upper Medinan (Brassfield): Dayton, Ohio. 



Platystrophia subquadrata Hall. See Dinorthis (Plaesiornys) subquadrata. 



Platystrophia tricenaria Hall. See Orthis tricenaria. 



Platystrophia unicostata Curnings. 



Platystrophia unicostata Cumings, Amer. Jour. Sci., 4th ser., 15, 1903, p. 31; p. 122, 



fig. 26, 8.— Foerste, Bull. Sci. Lab. Denison Univ., 16, 1910, pi. 4, tig. 6. 

 Maysville (Bellevue) : Ohio County, Indiana. 



Platystrophia unionensis Bassler (new name) . 



Platystrophia pauciplicata Foerste (not Cumings, 1903), Cincinnati Soc. Nat. 



Hist, Jour., 21, 1909, p. 25, pi. 1, fig. 15. 

 Clinton (West Union): West Union, Ohio. 



Platystrophia wallowayi Foerste. 



Platystrophia wallowayi Foerste, Ohio Nat., 12, 1912, p. 453, pi. 22, fig. 6. 

 Richmond (Arnheim): Walloway Creek, Marion County, Kentucky. 



PLECTAMBONITES Pander. Genotype: P. planissima Pander. 



Plectambonites Pander, Beitrage zur Geognosie des Russ. Reiches, 1830, p. 90, 

 pi. 3, figs. 8, 16; pi. 28, fig. 19.— Hall and Clarke, Pal. New York, 8, pt. 1, 1892, 

 pp. 236, 295.— Winchell and Schuchert, Geol. Minnesota, 3, 1893, pp. 413.— 

 Hall and Clarke, 11th Ann. Rep. New York State Geol., 1894, p. 290.— Sar- 

 deson, Amer. Geol., 19, 1897, p. 181.— Grabau, Bull. New York State Mus., 45, 

 1901, p. 182; Bull. Buffalo Soc. Nat. Sci., 7, 1901, p. 182.— Grabau and Shimer, 

 N. A. Index Fossils, 1, 1907, p. 227.— Cumings, 32d Ann. Rep. Dep. Geol. 

 Nat. Res. Indiana, p. 892. 



Plectambonites (Ehlert, See Leptsena Dalman. 



Plectambonites arca Shaler. See Stropheodonta (Brachyprion) leda. 



Plectambonites centricarinatus Ruedemann. 



Plectambonites centricarinatus Ruedemann, Bull. New York State Mus., 162, 



1912, pi. 4, fig. 7. 

 Eden (Indian Ladder): Indian Ladder, Albany County, New York. 



Plectambonites curdsvillensis Foerste. 



Plectambonites curdsvillensis Foerste, Bull. Sci. Lab. Denison Univ., 1912, p. 122, 



pi. 10, figs. 15a, 1). 

 Trenton (Curdsville): Glenn Creek Station, Woodford County, Kentucky. 



Plectambonites gibbosus Winchell and Schuchert. 



Plectambonites gibbosa Winchell and Schuchert, Amer. Geol., 9, 1892, p. 288; 



Geol. Minnesota, 3, 1893, p. 416, pi. 32, figs. 13-17. 

 Leptsena gibbosa Miller, N. A. Geol. Pal., 2d App., 1897, p. 761 (gen. ref.). 

 Trenton (Prosser): Mantorville, Old Concord, and near Cannon Falls, Minnesota. 



