BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 15 



Actinoceras tenulfilum Continued. 



Orthoceras (Ormoceras) tenuifilum Barrande, Syst. Sil. du Centre Boheme, 2, pt. 



3, 1874, p. 754, pi. 237. 



Orthoceras tenuifilum James, Jour. Cincinnati Soc. Nat. Hist., 8, 1886, p. 241. 

 Black River: Watertown, Lowville, etc., New York (Watertown); Kentucky; 



Tennessee. 



Actinoceras tenulfllum distans (Hall). 



Ormoceras tenuifilum? var. distans Hall, Pal. New York, 1, 1847, p. 58, pi. 17, 



fig. 2. 

 Black River (Watertown): Watertown, etc., New York. 



Actlnoceras turgidonummulatum (Foerste). 



Orthoceras (Actinoceras) turgido-nummulatus Foerste, Proc. Boston Soc. Nat. 



Hist., 24, 1889, p. 285, pi. 8, fig. 7; Geol. Surv. Ohio, Pal. 7, 1893, p. 538, pi. 



33, fig. 7; pi. 35, figs. 1, 2. 

 Upper Medinan (Brassfield) : Soldiers Home, near Dayton, Ohio 



Actinoceras vertebratum (Hall). 



Ormoceras vertebratum Hall, Pal. New York, 2, 1852, p. 94, pi. 29, fig. la-g. 



Lesley, Geol. Surv. Pennsylvania Rep., P 4, 1889, p. 504, figs. 

 Orthoceras (Ormoceras) vertebratum Barrande, Syst. Sil. du Centre Boheme, 2, 



pt. 3, 1874, p. 755, pi. 232, 237. 

 Actinoceras vertebratum Foord, Cat. Foss. Ceph. Brit. Mus., 1, 1888, p. 185. 



Hyatt, Zittel-Eastman Textb. Pal., 1, 1900, p. 528, fig. 1078. 

 Lower Clinton: Reynale's Basin, New York. 



Actinoceras whitei (Stokes). 



Orthocerse - - Bigsby, Trans. Geol. Soc. London, 1, pt. 2, 1824, p. 204, pi. 



30, fig. 2. 

 Ormoceras whitei Stokes, Proc. Geol. Soc. London, 2, 1838, p. 689; Trans. Geol. 



Soc. London, 2d ser., 5, 1840, p. 709. 



Actinoceras whitei Foord, Cat. Foss. Ceph. British Mus., 1, 1888, p. 184. 

 Orthoceras Backi Barrande, Syst. Sil. du Centre Boheme, 2, pt. 3, 1874, p. 731, 



pi. 437, figs. 17, 18. 

 Niagaran: Drummond Island, Lake Huron. 



Actinoceras youngi (Foerste). 



Orthoceras (Actinoceras) youngi Foerste, Proc. Boston Soc. Nat. Hist., 24, 1889, 



p. 284, pi. 8, fig. 3; Geol. Surv. Ohio, Pal., 7, 1893, p. 537, pi. 33, fig. 3; pi. 



36, fig. 1. 

 Upper Medinan (Brassfield): Hanover, Indiana; Dayton, Ohio. 



ACTINOCRINITES TENNESSEE.*; Troost. See Periechocrinus tennesseensis and P. 

 dubius. 



ACTINOCRINITES vERNEuiLi Troost. See Melocrinus roemeri. 

 ACTINOCRINUS CHRISTYI Hall. See Periechocrinus whitfieldi. 

 ACTINOCRINUS MEEKI Lyon. See Macrostylocrinus meeki. 



ACTINOCRINUS OBPYRAMIDALIS Winchell and Marcy. See Melocrinus obpyramidalis. 

 ACTINOCRINUS? PLUMOSUS Hall. See Glyptocrinus plumosus. 

 ACTINOCRINUS POLYDACTYLUS Bonny. See Melocrinus pachydactylus. 

 ACTINOCRINUS (SACCOCHINUS) SEMIRADIATUS Hall. See Macrostylocrinus semi- 

 radiatus, 



