>86 NEW YORK STATE MUSEUM 



PLATE i 



Genus lunulicardium Mtinster 



Page 219 



Lunulicardium (Pinnopsis) acutirostrum Hall 



[See pi. 4] 

 Page 229 



i A left valve with strong growth marks and well defined sur- 

 face characters. X2 

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2 A left valve ; figure copied from Paleontology of New York, 



v. 5, pt 1, pi. 71, fig. 31, where it is stated that the specimen is 

 from the Chemung beds at Elmira. This statement is not 

 to be accepted without question. 



3 A right valve with fine and numerous ribs 



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4, 5 Lateral and rear views of a large left valve 



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6 A small left valve 



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Lunulicardium (Pinnopsis) wiscoyense sp. nov. 



Page 233 



7 A small right valve. X3 



Genesee valley Wiscoy creek 



Lunulicardium (Pinnopsis) ornatum Hall 



Page 231 



8 A mature left valve 



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9 A smaller right valve showing the coarse plications behind 



the beak 



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10 A large left valve, the flatness of the plications being some- 

 what intensified by maceration 

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