no 



NEW YORK STATE MUSEUM 





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H 



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HH 



W H 



£w 







Eg 

 cog 



COQ 



CO*- 



=3 



OTHER LOCALITIES 







wo 







O 





o§ 







J 



D 



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17 Dalmanella cf. elegantula Dal. (sp.) 



- 



r 



rr 



Niagaran of New York 

 and Guelph of Onta- 

 rio and Wisconsin 



18 D. cf. hybrida Sow. (sp.) - - - 







rr 



Niagaran of New York 

 and West, Racine of 

 Wisconsin 



19 Leptaena rhomboidalis Wilckens (sp.) 



rr 



- 



- 



Rare in Guelph of Wis- 

 consin 



20 Camarotoechia ? neglecta Hall (sp.) - 



- 



c 



c 



Niagaran, Guelph of 

 Wisconsin 



21 C. ? indianensis Hall 



r 



c 



c 



Niagaran of Indiana 

 and Kentucky 



22 Spirifer crispus {His.) Hall var. - 



- 



c 



c 



Niagaran and Guelph 

 of Canada 



23 Whitfieldella nitida Hall 



- 



cc 



cc 



Niagaran of New York, 

 Racine of Wisconsin 



24 Rhynchotreta cuneata americana Hall 



- 



rr 



- 



Niagaran of New York 

 and West 



25 Mytilarca eduliformis sp. nov. 



- 



- 



r 





26 M. acutirostrum Hall 



r 



- 



- 



Racine and Guelph of 

 Wisconsin 



27 Pterinea subplana Hall 



. 



rr 



rr 



Rochester shale 



28 P. undata Hall (sp.) 



. 



rr 



. 



Rochester shale 



29 Conocardium sp. 



- 



- 



r 



C n c. sp. in Guelph 

 of Ontario 



30 Cf. Modiolopsis subalata Hall 



- 



rr 



- 



Clinton and Rochester 

 shale 



31 Eellerophon shelbiensis sp. nov. - 



c 



- 



- 



Niagaran and Canadian 

 Guelph 



32 Trematonotus alpheus Hall - 



cc 



rr 



rr 



Racine of Wisconsin, 

 Chicago limestone, 

 Guelph of Canada 



$$ Diaphorostoma niagarense Hall (sp.) 



- 



rr 



rr 



Rochester shale,Guelph 

 of Wisconsin 



34 Poleumita scamnata sp. nov. 



. 



c 



cc 



Canadian Guelph 



35 P. sulcata Hall .... 





r 



r 



Guelph of Newark, 

 Wayne co. N. Y., Ca- 

 nadian Guelph 



36 P. crenulata Whiteaves (sp.) 



c 



- 



c 



Canadian Guelph 



37 Trochonema cf. fatuum Hall - 



- 



rr 



- 



Guelph of Wisconsin 



38 Eotomaria durhamensis Whiteaves (sp.) 



- 



- 



rr 



Canadian Guelph 



39 E. areyi sp. nov. 



- 



- 



rr 





40 E. kayseri sp. nov. - - - - 



- 



- 



rr 





41 E. galtensis Billings (sp.) 



rr 



rr 



- 



Canadian Guelph 



