Cryptovaranoides is not a squamate

Caldwell, M.W.; Brownstein, C.D.; Meyer, D.L.; Scarpetta, S.G.; Lee, M.S.Y.; Simões, T.R.

Year2025

Source roleprimary-study

DOI / ID10.7554/eLife.107021

Fitness and scope

morphology · topology · methods

This further reassessment challenges anatomical codings, referrals and analytical replication; the competing crown-squamate placement remains unresolved in this package.

Claim ledger

topology · contested

Cryptovaranoides holotype NHMUK PV R36822 and disputed referred bones currently support incompatible published placements because element identity, referral and character scoring differ; this package does not treat the taxon as a secure crown-squamate first appearance.

claim:event:cryptovaranoides-competing-topologies

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