Kansas Herpetofaunal Atlas

Plate 15, Figure 1, from the original description (Taylor, 1942). The centrum of sacral vertebra fused to the centrum of the preceding (eighth) vertebra of *Anchylorana robustocondyla,* Holotype, KUVP 5106.

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

Robust-backed Frog
†Anchylorana robustocondyla Taylor 1942

Conservation Status:
Extinct

Diagnosis:
A rather large frog characterized by very large coccygeal condyles, the sacrum fused with the preceding (eighth) vertebra.The notch between condyles is deep and narrow; the width of a condyle is equal to at least half the width of the centrum. The characters of the diapophyses are unknown. The combined centrum has only fragments of the bases of the neural arches.

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:

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
1963	Holman, J. Alan. Anuran sacral fusions and the status of the Pliocene genus Anchylorana Taylor. Herpetologica 19():160-166
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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