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Oxfordian Beiyanerpeton salamandroid

Six articulated specimens support an Oxfordian salamandroid record and preserve larval structures interpreted as neoteny.

Represented range160–154 Ma
RegionsTiaojishan Formation, Hengdaozi, western Liaoning, China
CladesBeiyanerpeton jianpingensis · Salamandroidea

Claim ledger

topology · medium

Holotype PKUP V0601 and referred specimens PKUP V0602–V0606 preserve an Oxfordian salamandroid with larval structures interpreted as neoteny; the 157 ± 3 Ma zircon date is from overlying rock and the placement is sample-dependent.

claim:event:oxfordian-beiyanerpeton-salamandroid

References

  1. Late Jurassic salamandroid from western Liaoning, ChinaGao, K.-Q.; Shubin, N.H. · 2012 · DOI 10.1073/pnas.1009828109
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