Corral Bluffs 的 65.35 Ma 果实和小叶被归入豆科；这些结构提供有限范围的科级化石记录，而非亚科归属或豆科通用形态的证据。
claim:taxon:fabaceae:morphology图谱首页 / 参考文献 / The origin of the legumes is a complex paleopolyploid phylogenomic tangle closely associated with the Cretaceous–Paleogene (K–Pg) mass extinction event
参考文献 / paperThe origin of the legumes is a complex paleopolyploid phylogenomic tangle closely associated with the Cretaceous–Paleogene (K–Pg) mass extinction event
Koenen, E.J.M.; Ojeda, D.I.; Bakker, F.T.; Wieringa, J.J.; Kidner, C.; Hardy, O.J.; Pennington, R.T.; Herendeen, P.S.; Bruneau, A.; Hughes, C.E.
年份2021
来源角色primary-study
DOI / ID10.1093/sysbio/syaa041
适用范围
taxonomy · 拓扑 · range · geochronology · methods
Phylogenomic analysis explicitly identifies the 65.35 Ma Corral Bluffs material as the oldest unequivocal legume fossil while keeping divergence estimates model-dependent.
主张账本
Fabaceae 的 65.35–0 Ma 仅作为“科罗尔布拉夫斯化石—现生类群”导航汇编：有测年约束的果实和小叶支持科级存在，但不能确立精确冠群起源、亚科归属、直接祖先或连续全球占据。
claim:taxon:fabaceae:range-boundary-rc50