LITERATURE CITED

EATON, T. H., JR.

1951. Origin of tetrapod limbs. Amer. Midl. Nat., 46: 245-251.

JARVIK, E.

1952. On the fish-like tail in the ichthyostegid stegocephalians.

Meddel. om Gronland, 114: 1-90.

1954. On the visceral skeleton in _Eusthenopteron_ with a discussion

of the parasphenoid and palatoquadrate in fishes. Kgl. Svenska

Vetenskapsakad. Handl., 5: 1-104.

1955. The oldest tetrapods and their forerunners. Sci. Monthly,

80: 141-154.

MOORE, R. C., FRYE, J. C., and JEWETT, J. M.

1944. Tabular description of outcropping rocks in Kansas. Kansas

State Geol. Surv. Bull., 52: 137-212.

PEABODY, F. E.

1952. _Petrolacosaurus kansensis_ Lane, a Pennsylvanian reptile

from Kansas. Univ. Kansas Paleont. Contrib., Vertebrata,

Art. 1: 1-41.

1958. An embolomerous amphibian in the Garnett fauna (Pennsylvanian)

of Kansas. Jour. Paleont., 32: 571-573.

ROMER, A. S.

1937. The braincase of the Carboniferous crossopterygian

_Megalichthys nitidus_. Mus. Comp. Zool. Bull., 82: 1-73.

1947. Review of the Labyrinthodontia. Mus. Comp. Zool. Bull.,

99: 1-368.

1957. The appendicular skeleton of the Permian embolomerous

amphibian _Archeria_. Univ. Michigan Contrib. Mus. Paleont.,

13: 103-159.

WATSON, D. M. S.

1926. The evolution and origin of the Amphibia. Phil. Trans. Roy.

Soc. London, (B) 214: 189-257.

_Transmitted January 13, 1960._

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