p.3

Hippagus isocardioides, Lea Cont. p. 72 pl 2 fig 50

Shell cordiate, much inflated, longitudinal, minutely and longitudinally ribbed; flattened before and behind, ridged along the umbonial slope; substance of the shell rather thick; beaks large, recurved; cicatrices impressed; cavity of the shell very deep; margin minutely crenulate macre somewhat pearly.
L. 0.15 H 0.25 D 0.15

Eocene Tertiary
Claiborne Ala.