380 CALIFORNIA ACADEMY OF SCIENCES. 



CYTHEKE. CYTHERINA. 



CYTHKRE Miiller, 1785; Entomostraca, p. 64. 



(Beyrichia) AMERICANA Shum., 1858; Trans. Acad. Sci.St. Louis, vol. 



1, p. 227. Valley Verdigris River, '-Kansas. Upper Coal Measures . 



carbonaria Hall. (See Leperditia carbonaria.) 



cincinnatiensis Meek. Danville, Ky. (See Entomis cincinnatiensis.) 



Waverly. 



CRASSIMARGINATA Winchell, 1862; Proc. Acad. Nat. Sci. Phil., p. 429. 



Marshall. 



- IRREGULARIS Miller, 1878; Jour. Cincinnati Soc. Nat. Hist., vol. 1, p. 



106, pi. 3, figs. 7, 7 a. Cincinnati, Ohio. Hudson. 



- NEBRASCENSIS Geinitz, 1866; Carb. und Dyas in Nebraska, p. 2, pi. 1, 



fig. 2. Nebraska City. Coal Measures. 



NEBRASCENSIS Meek, 1872; Rep. U. S. Geol. Survey Territories, Final 



Report Nebraska, p. 237, pi. 11, figs. 1, 2, 3 a-b (?). 



NEBRASCENSIS Ke'yes, 1888; Proc. Acad. Nat. Sci. Phil., p. 222. 



- OHIONES Herrick, 1889; Bull. Den. Univ., vol. 4, p. 60, pi. 8, fig. 8; 



vol. 3, pi. 3, fig. 19. Newark, Rushville and Ashland Co., Ohio. 



Waverly. 



OHIONES Herrick, 1890; American Geologist, vol. 4, p. 254. 



okeni. (See Leperditia okeni.) 



SIMPLEX W. and St. J., 1867; Prelim. Notice New Species Foss., p. 3. 



At Sternberg's Mill, on Boone River, Iowa. St. Louis. 



SIMPLEX W. and St. J., 1868; Trans. Chicago Acad. Sci., vol. 1, p. 127. 

 CYTHERE sp. ? Dawson, 1868; Acadian Geology, p. 206, fig. 48 c. Jones 



figures this species as Leperditia okeni (Miinst.) var. acuta. Geol. 

 Mag., 1884, vol. 1, p. 357. Carboniferous. 

 sublcevis. (See Leperditia sublcevis.) 



subrecta. (See Leperditia subrecta.) 

 CYTHERELLA Jones and Bosquet, 1848 and 1852. 



OVATIFORMIS Ulrich, 1890; Jour. Cincinnati Soc. Nat. Hist., vol. 13, 



p. 209, pi. 17, figs. 3 and 4 a-c. Caldwell, Ky. Chester. 



CYTHERINA Lamarck, 1818; Animaux sans Vertb., vol. 5, p. 125. 



alta. (See Leperditia alia.) 



CRENULATA Emmons, 1855; Am. Geology, vol. 1, p. 221, figs. 75 a-d. 



Middleville, Ohio. Trenton. 



cylindrica. (See Isochilina cylindrica.) 



- EMMONSI Vogd., 1889; Annals. N. Y. Acad. Sci., vol. 5, p. 13, to re- 



place C. subcylindrica. Middleville, Ohio. 



spinosa. See Beyrichia spinosa.) 



subcylindrica Emmons, 18551 Am. Geology, vol. 1, p 220, fig. 75 b. 



This name was used by Miinster for a species of this genus. 

 Change to C. emmonsi. Trenton. 



SUBELLIPTICA Emmons, 1855; Am. Geology, vol. 1, p. 220, figs. 75 a. 



One mile from Watertowii. N. Y. Trenton. 



