Transitional fossil (Simple English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Transitional fossil" in Simple English language version.

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doi.org

Butler, Richard J.; Barrett, Paul M.; Nowbath, Stephen & Upchurch, Paul (2009). "Estimating the effects of sampling biases on pterosaur diversity patterns: implications for hypotheses of bird/pterosaur competitive replacement". Paleobiology. 35 (3): 432–46. doi:10.1666/0094-8373-35.3.432. S2CID 84324007.

nih.gov

pubmed.ncbi.nlm.nih.gov

Longrich N.R.; Martill D.M.; Andres B. 2018. Late Maastrichtian pterosaurs from North Africa and mass extinction of Pterosauria at the Cretaceous-Paleogene boundary. PLOS Biology 16 (3): [1]

semanticscholar.org

api.semanticscholar.org

Butler, Richard J.; Barrett, Paul M.; Nowbath, Stephen & Upchurch, Paul (2009). "Estimating the effects of sampling biases on pterosaur diversity patterns: implications for hypotheses of bird/pterosaur competitive replacement". Paleobiology. 35 (3): 432–46. doi:10.1666/0094-8373-35.3.432. S2CID 84324007.