BIGSBY PALEOZOIC ROCKS OF NEW YOfiK:. 



311 



Table XVIII. {continued). 



Fossils. 



1 



g 



o 



& 



m 



cs 



O 



i 



2 



m 

 g 



3 



1 

 i 



■i 



4 



m 



O 



1 



5 



1 



6 



1 



w. 



'~& 



O 



7 



1 



OS 



W. 



f 

 1 



8 



t 

 O 



2 



9 



'^ 



Si 

 o 

 g 



1 



10 



8 



03 

 O 



11 



oa 

 m 



a 



o 

 .2 



12 



o 



8 



S 



13 



ai 

 o 



© 



a 

 •a 



Bucania sulcatina 



trilobata 



stigmosa ., 



sp. ind 



Cyrtolites compressus 



filosus 



ornatus 



Trentonensis 



Ellipsolites 



Pteropoda. 



Conularia gracilis 



granulata 



longa 



Niagarensis 



papillata 



Trentonensis 



Theca triangularis 



Forbesii ( pl) 









M 



M 





cl 





HR 



N 

 HR 



HR 

 HR 



N 

 HR 



N 



cl 



cl 

 cl 



CL 

 T 



T 



T 



T 



N 

 T 



C 

 T 



T 



T 



T 

 T 

 N 

 T 

 T 

 T 

 T 



cl 



T 

 T 



T 



c 



T 

 B 



T 



C 



CL 



T 

 OS 



T 



T 

 T 



Cephalopoda. 



lituites undatus 



convolvans 



Trocbolites ammonius 



planorbiformis 



Oncoceras constrictum 



expansum 



gibbosum 



subrectum 



Cyrtoceras annulatum 



arcte-cameratum 



arcuatum 



camurum 



cancellatum 



constricto-striatum 



lamellosu m 



macrostomum 



multicameratum 



Orthoceras abruptum 



ffiquale 



amplicameratum 



annellum 



annulatum 



arcuoliratum 



articulatum 





VOL. XV. PAET I. 



2 A 



