模板:柔默空缺
柔默空缺
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參考資料
- ^ Smithson, T.R.; Wood, S.P.; Marshall, J.E.A. & Clack, J.A. Earliest Carboniferous tetrapod and arthropod faunas from Scotland populate Romer's Gap. PNAS. 2012, 109 (12): 4532–4537. Bibcode:2012PNAS..109.4532S. PMC 3311392 . PMID 22393016. S2CID 5047860 . doi:10.1073/pnas.1117332109 .