NicKLEs AND BAssi.KK.] CATALOCiUE OF GENERA AND SPECIES. 263 



Fenestella sylvia Hall. 



1874. Fenestella Sylvia. Hall, Twenty-sixth Ann. Rep. New York State Mus., 



p. 9G. 

 1879. Fenestella Sylvia. Hall, Thirty-second Ann. Rep. New York State Mns., 



p. 1()7 (reprint, 1880, p. 29). 

 1883. Fenestella Sylvia. Hall, Rep. State ( Jeolojrist New York for the year 1882, 



pi. XX, 4-7. 



1887. Fenestella Sylvia. Hall and Simpson, Pal. New York, VI, p. 49, pi. xx, 4-7. 

 Lower Helderberg: Clarksville, New York. 



Fenestella tantiilus Hall. See Polypora tantula (Hall). 



Fenestella (Heniitrypa) tegulata Hall. See Unitrvpa teg-ulata (Hall). 



Fene.stella (Unitrvpa) tegulata Hall. See Unitrvpa tegulata (Hall). 



Fenestella tenax Ulrich. 



1888. Fenestella tenax. Ulrich, Bull. Denison Univ., IV, p. 71. 



1890. Fenestella tenax. Ulrich, Geol. Surv. Illinois, VIII, p. 546, pi. li, 2-2t;. 

 1894. Fenestella tenax. Keyes, Missouri Geol. Surv., V, p. 24. 



Warsaw: Warsaw, and Monroe County, Illinois. 



Chester: Chester and Kaskaskia, Illinois; Sloans Valley, Kentucky. 



Waverly: Cuyahoga County, Ohio. 



Fenestella tenella Hall. 



1886. Fenestella tenella. Hall, Fifth Ann. Rep. State Geologist New York for 



the year 188-5, pi. xlv, 18, 19. 



1887. Fenestella tenella. Hall and Simpson, Pal. New York, VI, p. 105, i)l. xlv, 



18, 19. 

 Hamilton: Falls of the Ohio. 



Fenestella tenuiceps Hall. See Semieoscinium tenuiceps (Hall). 

 Fenestella tenuiceps Nicholson (not Hall). See Fenestella arkonensis 

 Whiteaves. 



Fenestella tenuis Hall. 



1852. Fenestella tenuis. Hall, Pal. New Y^ork, II, p. 51, pi. xix, 5a-c. 



Clinton: Wolcott Furnace, Whiting's Mill, Wayne County, New York. 



Fenestella Thyene Hall. See Semieoscinium thyene (Hall). 

 Fenestella torta Hall. See Semieoscinium tortum (Hall). 

 Fenestella (Unitrypa) transversa Hall and Simpson. See Unitrypa 

 tegulata (Hall). 



Fenestella triserialis Ulrich. 



1890. Fenestella triserialis. Ulrich, Geol. Surv. Illinois, VIII, p. 541, pl.1,4, 4ff. 

 Keokuk: Kings Mountain, Kentucky. 



Fenestella trituberculata Prout. 



1858. Fenestella trituberculata. Prout, Trans. St. Louis Acad. Sci., I, p. 228. 

 Carboniferous: Organ Mountains, New Mexico. 



Fenestella tuberculata Hall and Simpson. 



1887. Fenestella tuberculata. Hall and Simpson, Pal. New York, VI, p. 116, 

 pi. xlvi, 25, 26, 33, 34. 

 Upper Helderberg: Ontario. 



Fenestella varia Hall. See Polypora varia (Hall). 



Fenestella variabilis Prout. 



1858. Fenestella variabilis. Prout, Trans. St. Louis Acad. Sci., I, p. 231. 

 Carboniferous: Organ Mountains, New Mexico. 



