nicki.es AND BAssi.KR.] CATALOGUE OF GENEKA AND SPECIES. 301 



Polypora compacta (Hull) — Continued. 



1883. Fenestella (Hemitrypa) Nervia (in j)art). Hall, Rep. State Geologist 

 New York for the year 1SS2, pi. xxii, l-.'5. 

 Lower Ilelderlierg: Clarksville, New York. 



Polypora complanata Ulrich. 



1890. Polypora complanata. Ulric^h, Geol. Sur. Illinois, VIII, p. 597, pi. Ix, 6-6c. 

 Chester: Chester, Illinois. 



Polypora compressa (Hall). 



lS7it. Fene.stella compressa. Hall, Thirty-second Ann. Rep. New York State 



jMuseuni, p. 164 (reprint, 1880, j.. 26). 

 1887. Fenestella (Polypora) coinjiressa. Hall and Simpson, Pal. New York, 



VI, p. 61, pi. xviii, 14-18. 

 1888 Fenestella planiramosa. Hall, Rep. State Geologist New York for the year 

 1882, pi. xviii, 14-18. 

 Lower Helderberg: Clarksville, New York. 



Polypora conferta (Hall). 



1883. Fenestella conferta. Hall, Trans. Albany Institute, X, p. 63 (abstract, 

 1879, p. 7). 



1882. Fenestella confertii. Hall, Eleventh Ann. Rep. Indiana Geol. Nat. Hist. , 



p. 252. 

 Niagara: Waldron, Indiana. 



Polypora corticosa Ulrich. 



1890. Polypora corticosa. Ulrich, Geol. Sur. Illinois, VIII, p. 596, pi. Ix, 5-5c, 



pi.lxi, 1. 

 1894. Polypora corticosa. Keyes, Missouri Geol. Sur., V, p. 30. 

 Chester: Chester, Illinois. 



Polypora crassa Ulrich. 



1890. Polypora crassa. Ulrich, Geol. Sur. Illinois, VIII, p. 603, yil. Ixi, 8, 8a. 

 Upper Coal ^Measures: Sugar Creek, Sangamon County, Illinois. 



Polypora crebescens (Hall). 



1886. Fenestella crebescens. Hall, Fifth Ajin. Rep. State Geologist New York 



for the year 1885, pi. xlv, 20, 21. 



1887. Fenestella (Polypora) crebescens. Hall and Simpson, Pal. New York, VI, 



p. 170, pi. xlv,' 20, 21. 

 Upper Helderberg: Western New York. 



Polypora ciiltellata Hall. See Polypora shumardi Prout. 



Polypora cylindracea (Hall). 



1883. Fenestella cylindracea. Hall, Trans. Albany Institute, X, \k 166 



(abstract, 1881, p. 24). 

 tapper Helderberg: Near Buffalo, New York. 



Polypora distans (Hall). 



1883. Fenestella distans. Hall, Trans. Al>)any Institute, X, p. 165 (abstract, 



1881, p. 23). 

 1883. Fenestella (Polypora) distans. Hall, Re]i. State Geologist New York for 

 the year 1882, pi. xxx, 2-5, ? 6-10, 15, 16. 



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



the year 1885, pi. xliv, 7. 



1887. Fenestella (Polypora) distans. Hall an<l Simpson, Pal. New York, VI, 



p. 161, pi. xxxvii, 2-10, 15, 16, pi. xliv, 7. 

 Upper Helderberg: Near Buffalo, New York. 



