126 



HEW YORK STATE MUSEUM 



Nature and distribution of Oriskany 



fauna, 72 1 -82 3 . 

 Nomenclature of geologic formations, 8 6 - 



12 9 . 



Odontocephalus selenurus, 15 1 , 17 3 , 18 6 . 

 Orange county, Oriskany fauna, 75 4 -77 3 ; 



Oriskany strata, 75 s . 

 Oriskauia navicella, 38 4 . 



sinuata, 38 1 . 



explanation of plate, 112 s . 

 Oriskany fauna, description, 15 4 -71 9 ; 



faunal values-./j68 5 -71 9 ; vertical range, 



GS^GS 5 ; nature^ and distribution, 72 1 - 



82 3 ; description of plates, 104-21. 

 Oriskany sandstone, original, 78 1 -79 9 . 

 Orthis oblata, 58 3 . 



cf. oblata, 58 s . 



perelegans, 57 8 . 

 Orthonychia tortuosa, 30 s . 

 Orthothetes arctostriata, 52 5 . 



becraftensis, 51 7 -52 6 . 

 explanation of plate, 116 7 -17 3 . 



deformis, 52*. 



woolworthana, 52 4 . 



Pentagonia unisulcata, 44 4 . 

 Phacops, 14 2 . 



anceps, 20 7 . 



(Acaste) cf. anceps, 20 6 -21 5 . 



cf. bombifrons, 14 2 . 



braziliensis, 21 1 . 



correlator, 20 6 -21 5 . 

 explanation of plate, 105 6 . 



cristata, 22 4 . 



logani, 21-22 T . 

 explairation of plate, 104*. 



Phacops pipa, 21 7 , 22 4 . 



rana, 22 5 . 

 Pholidops sp.? 59 5 . 



explanation of plate, 119 3 . 

 arenaria, 59 3 . 

 terminalis, 59 3 . 



explanation of plate, 119 4 . 

 Plates, explanation of, 104-21. 

 Platyceras gebhardi, SO 9 ^! 1 . 

 cf. gebhardi, 30 9 , 31 1 . 



explanation of plate, 109 4 . 

 nodosum, 31 2 . 

 tortuosum, 30 s . 

 Pleurotomaria, 29 5 . 

 Plumulites sp. 2C 3 . 

 Polypora, 60 9 . 



separata, 60 7 . 



Polyporella cf. compressa, 60 9 . 

 Port Jervis, fauna, 7G 4 . 

 Proetus angustifrons, 25 4 . 

 clarus, 25 4 . 

 conradi, 25 1 . 



explanation of plate, 105 8 . 

 rowi, 25 4 . 

 Pterinea sp.? 31 4 

 Pterinopecten bellulus, 33*. 

 proteus, 32 3 -33 3 , 33 8 . 



explanation of plate, HO 4 , 

 pumilus, 33 9 -34 3 . 



explanation of plate, HO 6 , 

 signatus, 33 4 . 



explanation of plate, HO 3 , 

 subequilateralis, 31 7 -32 2 . 



explanation of plate, HO 9 , 

 terminalis, 33*. 



