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



Plate 53. 



ELONGATA EHRENBERG. See Page 306. 



LONGISPINA Brady. See page 306. 



GRACILLIMA SEGUENZA. See Page 306. 



GLOBOSA Montagu. See page 306. 

 DISTOMA Parker & Jones. See page 306. 

 LAEVIS Montagu. See page 306. 

 SULCATA Walker & Jacob, see page 307. 



HISPIDA REUSS. See Page 307. 



