Corvus cornix, crow, ii. [66].
Corylus avellana, ii. [90].
Coryphæna Hippurus, i. [19].
Cows in Canada degenerate, iii. [188].
Cranes, American, ii. [72].
—— formerly abundant in America, i. [290].
Cratægus crus galli, i. [66], [115].
—— tomentosa, currants, ii. [151].
Crickets, ii. [10].
—— field, ii. [69].