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NEW-YORK STATE COLLECTION. 



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Names. 

 Atrypa INCEEBESCENS(4). 



Atrypa dentata. 

 Atrypa sordida. 



Localities. 



Middleville. 

 Turin. 



Cabinet. 



ACEPHALA 



NUCULA LEVATA(3). 

 NtTCULA POSTSTRIATA. 



210 



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 216 



Middleville and Lowville. Cabinet. 

 Carlisle (Pennsylvania). 

 Tellinomya nasuta (1 and a cast). Middleville. - - Cabinet. 

 Tellinomya sanguinolaroidea (plaster cast). - - - Cabinet. 

 Tellinomya gibbosa (1 and a plaster cast). Middleville. Cabinet. 

 Tellinomya dubia(2). Middleville, etc. - Cabinet. 



Tellinomya anatiniformis(I). Watertown. - - - Cabinet. 

 Cardiomorpha vetusta. Middleville. 



Edmondia ventricosa(2). Lowville. 



Edmondia subtruncata. Watertown. 



Edmondia? subangulata(I). Watertown. 



Modiolopsis mytiloides(I). Middleville. 



Modiolopsis parallela. 

 Modiolopsis faba(3). 

 Modiolopsis nasutus(I) 

 Modiolopsis arcuatus. 

 Modiolopsis subspatulatus. Watertown. 

 Modiolopsis latds. Watertown. 



Modiolopsis carinatus. Middleville. 



Modiolopsis aviculoides. Middleville. 



Modiolopsis? trentonensis. 



AviCULA TRENTONENSIS(2). 

 AviCULA ELLIPTICA. 



Cabinet. 



Cabinet. 

 Cabinet. 



Middleville and Watertown. Cabinet. 



Carlisle (P ennsylvania) . C abinet. 



Herkimer. - - - 



Cabinet. 



217 6 



Middleville. - - 



Middleville. 



Ambonychia bellistriata (plaster cast). Trenton falls. Cabinet. 

 Ambonychia orbicularis(I). Watertown. - - - Cabinet. 



Ambonychia amygdalina (plaster cast). Adams. - Cabinet. 



Ambonychia undata(I). Watertown. - - - Cabinet. 



Ambonychia obtusa (plaster cast). Watertown. - - Cabinet. 

 Ambonychia? . Middleville. 



