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NEW YORK STATE MUSEUM 



with which it is not easy to find comparison among other shells. 

 Drs Kayser and Drevermann who have kindly examined specimens 



Grammy sia modiomorphae 



of the shell agree that it is very similar to Beushausen's G. 

 priimiensis 1 from the upper Coblentzian of the Eifel. 



Loiver Devonic. This species is the most abundant of the 

 lamellibranchs at Edmunds Hill, Chapman Plantation, Me. 



l op. cit. p. 243, pl- 24, fLj. 2-4. 



