Report of U. S. National Museum, 1897.— Flint. 



Plate 67. 



CRISTELLARIA LIMBATA new species. See Page 318. 

 POLYMORPHINA SORARIA ReuSS. See Page 319. 

 POLYMORPHINA COMPRESSA D'ORBIGNY. See Page 319. 



a. Section. 



POLYMORPHINA ELEGANTISSIMA Parker & Jones. See page 319. 

 POLYMORPHINA OBLONGA d'Orbigny. See page 319. 

 POLYMORPHINA COMMUNIS D'Orbigny. See Page 3i 9. 



M\n 



