Natural History of the Racer Coluber constrictor

by Henry S. Fitch

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Harwood, P. D.

1933. The helminths parasitic in the Amphibia and Reptilia of Houston, Texas and vicinity. Proc. U. S. Nat. Mus., 81, 17:1-71.

Hay, O. P.

1893. On the breeding habits, eggs, and young of certain snakes. Proc. U. S. Nat. Mus., 15:385-397.

Hibbard, C. W.

1936. The amphibians and reptiles of Mammoth Cave National Park Proposed. Trans. Kansas Acad. Sci., 39:277-281.

Hudson, G. E.