Avic. 78 



Aviculopecten ? in Bedford Co. Yellow Creek, Pa., 



Stevenson, T2, p. 80. Crowd a bed near top of Portage form- 

 ation, says 450' beneath Chemung lower conglomerate. — VIII g. 



Aviculopecten ? Same locality ; T2, p. 225; fill a layer 



above middle of No. 19 of Yellow cr. section, say 1260' beneath 

 Catskill formation. — VIII g» 



Aviculopecten f and RTiyncTionella in Venango Co.^ 



Pa., Nelson Farm, 3 m. N. W. of Pleasantville, in green SS. Rt. 

 0, Cat. Carll's collections, No. 3318 ; also with StriGtorhynGhuSy 

 same, No. 3319 ; also 1 m. e. of Little Cooley, in gray SS. loose. 

 No. 3257.— X? See report 1, p. 79, note. 



Aviculopecten ? with Productus, Cypricardia. Spirifera 



and fucoids, characterize the outcrops of shale No. X/, under 

 the Clean (Garland) Conglomerate No, X// throughout War- 

 ren and Crawford Cos., Pa. See Carll's Rt. Ill, pp. 29, 51. 



Aviculopecten ? in the Wrightsville Conglomerate, 



X?, Warren Co., Pa. CarlPs Rt. Ill, p. 230. 



Aviculopecten ? 00, Pal. Coll., p. 235, Spec. 801-19, 



Chancers Coll. at Marshall's Falls, Monroe Co., and 805-35 

 (only a small fragment). C. E. Hall's Coll. at Bell's Mills, 

 Blair Co. ; both from Hamilton shale, VIII c.— Also 855-33 

 (in very good condition) ;— 34 (good) ;— 35 (a fine guttapercha 

 cast can be made from this) ;— 36 (fair) ;— 855-40 (more elon- 

 gate than the other forms) ; all in Sherwood's Coll. in Sullivan t., 

 Tioga Co., Pa., from Lpper Chemung strata, VIII g. 



Aviculopecten ? A large species in the Faighney's 



quarry sandstone, in Warren Co., Pa., supposed by Carll to be 

 the Panama conglomerate of W. New York. Kt. ///, p. 240. 



Vlllg. 



Aviculopecten \? Abundant in the Erie Co. quarry 



of Le Boeuf conglomerate, White's Third Oil Sand, and char- 

 acteristic of it. Report Q4, pp. 110, 249. VIII g. 



Aviculopecten ? in the Warren Co. Third mountain 



sandstone ; Carll's report ///, p. 273.| |X. 



Aviculopecten ? in Sherwood's collections in Brad- 

 ford and Tioga Cos., Pa. C. E. Hall's MS. report of Dec. 30, 



1876.— r/z/^. 



Aviculopecten ? in Coll. Wyoming Hist. Soc, 



