Kansas Herpetofaunal Atlas

Plate 14, Figure 3 of the original description (Taylor, 1942). A sacral vertebra with the diapophyses partially broken away near the base of *Lithobates rexroadensis*, Holotype KUVP 6369, (A) dorsal view, (B) ventral view.

AMPHIBIA (Amphibians) ANURA (Frogs) RANIDAE (True Frogs)

Rexroad Frog
†Lithobates rexroadensis (Taylor 1942)

Conservation Status:
Extinct

Diagnosis:
The coccygeal stalks short, the centrum widest posteriorly at the condyles, not strongly constricted near its anterior end.
The centrum of this rather large frog, has the following measurements, in millimeters: Length of the centrum and condyles, 4.9; width of centrum, 3.3; width at coccygeal condyles, 4.2; lateral width of the neural arch, 2.3; width of base of diapophysis (narrowest), 2.0; height of neural canal, 1.5; width of the neural canal, 3.1; total width of type specimen 10.0; estimated total width, 14.2.

Distribution:
Known only from the type locality. Rexroad member, upper Pliocene, locality 3, about 16 miles southwest of Meade, Meade county, Kansas.
(, Museum Voucher) (, Observation) (, Literature Record) (, iNat Record), ( Fossil)
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Occurrence Summary:
2
Records
2
Museum Vouchers
0
Other Observations

Some county occurrences indicated below may be too imprecise to map above.
County Breakdown: County Name (# occurrences):
Meade (2);

Natural History:

Remarks:

Bibliography:

1928	Ortenburger, Arthur I. The whip snakes and racers: Genera Masticophis and Coluber. Memiors of the University of Michigan Museum (1):1-247
1942	Taylor, Edward H. Extinct toads and frogs from the upper Pliocene deposits of Meade County, Kansas. University of Kansas Science Bulletin 28(10):199-235
1945	Lane, Henry H. A survey of the fossil vertebrates of Kansas, Part II. Amphibia. Transactions of the Kansas Academy of Science 48(3):286-316
1985	Schultze, Hans-Peter, L. Hunt, J. Chorn, and A. M. Neuner. Type and figured specimens of fossil vertebrates in the collection of the University of Kansas Museum of Natural History. Part II. Fossil amphibians and reptiles. University of Kansas Museum of Natural History, Miscellaneous Publications (77):1-66 Also check on several listed names not in KHA as KS taxa.
2012	Martin, Carolina (Albaladejo), Borja Sanchiz, and Miguel Angel Alonso-Zarazaga. Nomenclatural notes on living and fossil amphibians. Graellsia 68(1):159-180 References Kansas specimens of Bufo hibbardi from Edson Quarry, Bufo pliocompactilis from WaKeeney, Bufo repentinus from Cragin Quarry, Bufo rexroadensis and Bufo suspectus from Fox Canyon, Bufo spongifrons from Long Island Quarry, and nine Rana from Rexroad.

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