BIGSBY PALAEOZOIC ROCKS OF NEW YORK. 



419 



Table I. (continued). 



Fossils. 



Pteropoda. 



Conularia gracilist 



granulatat .... 



longat 



Niagarensist . 



papillataT 



quadrisulcata . 



Trentonensis . 

 Theca Forbesii 



triangularis 



Crustacea. 



Asaphus extanst 



latimarginatust . . . 



marginalist 



nodostriatus 



obtusust 



Acidaspis spinigerat ... 



Trentonensist 



Agaostus lobatust 



pisiformis 



Ampyx 



Arges phlyctaenodest 

 Bey richia lata 



symmetrical 



Bronteus Niagarensist 

 Bumastus Barriensis ... 



Trentonensis 



sp. ind 



Calyrnene Beckii 



Blumenbachii 



var. Niagarensis 



camerata 



Clintoni 



Fischeri 



multicostat 



punctata 



sp. ind 



Ceraurus insignis 



pleurexanthemus. . . 



pustulosus 



vigilans 



sp. ind 



tf 



H 





H 



H 



H 



iz 



"SB'S 



c s 



•■a .5 



'3 ^ 



H 



H 



H 



H 



a, 



3 

 O 

 •- 



O 



o 



= 



3 



o 



3 





— 



a. 



c? 



