394 



NEW YORK STATE MUSEUM 

 PLATE 4 



Genus lunulicardium Minister 



Page 219 



Lunulicardium (Pinnopsis) libum sp. nov. 



[See pi. 2] 

 Page 232 



i, 2 Left and right valves somewhat restored, showing the char- 

 acteristic broad and unequal plications. 

 Chautauqua subprovince Fox's point, Lake Erie 



Lunulicardium (Chaenocardiola) eriense sp. nov. 



Page 235 



3 A right valve preserving the extraordinarily fine radial lines 



and showing the coarse plications on the posterior margin, 

 xi. 5 



4 A left valve with slightly coarser radii, xi.5 



Chautauqua subprovince Forestville 



5 A right valve, xi.5 



Chautauqua subprovince Correll's point, Lake Erie 



6 A small right valve slightly compressed along the sical 



margin, xi.5 



Chautauqua subprovince Forestville 



Lunulicardium (Chaenocardiola) furcatum sp. nov. 



Pa S e ,36 



7 A right valve showing the flat plications, split on the anterior 



slope. X2 



Chautauqua subprovince Forestville 



Lunulicardium pilosum sp. nov. 



[See pi. 2] 

 Page 239 



8 A normal left valve showing by impression the form of the 



sica. x2 



Naples subprovince • Naples 



