105G NEW YORK STATE MUSEUM 



6 Lingula rectilatera Hall. A single specimen 

 showing form and convexity of this species. 



7 Dalmanella subcarinata Hall. A single speci- 

 men. 



8 D. perelegans Hall. Occurring with Gypidula 

 g a 1 e a t a . 



9 Leptaena rho.mboidalis ( Wilckens) . Abundant. 



10 Stropheodonta varistriata Conrad, var. 

 a r a t a Hall. Not an uncommon form. 



11 S. varistriata var. A specimen between the spe- 

 cies and the variety a r a t a . 



12 Strophonella headleyana Hall. A specimen 

 in the crystalline limestone with the features of this species. 



13 S. leavenworthana Hall. 2 specimens. 



14 C y r t i a dalmani Hall. 1 specimen. 



15 Strophonella punctulifera (Conrad). Sev- 

 eral specimens. 



16 Spirifer perlamellosus Hall. A number of 

 specimens showing variation in length and width and occurring 

 in the more shaly or transition portion of the upper Coeymans. 



17 S. cyclopterus Hall. Several specimens referred 

 to this species. 



18 S. macropleura Conrad. In the calcareous portion 

 of the upper Coeymans, i. e. the transition beds, a specimen 

 was found showing the characteristic features; with it occurs 

 Gypidula galeata. 



19 Uncinulus nucleolatus (Hall) . A single speci- 

 men. 



20 Eatonia peculiaris Conrad. A perfect specimen. 



21 E. medialis Conrad. Bare but typical. 



22 Atrypa reticularis (Linne). Common. 



23 Gypidula galeata ( Conrad) . Abundant. 



24 A n a s t r o p h i a v e r n e u i 1 i Hall. A single char- 

 acteristic specimen from the upper part of the limestone. 



25 Meristella princeps Hall. A single large bra- 

 chial valve. 



26 Pterinea (?) textilis (Hall). 1 specimen. 



