Fossil Malvaceae Fin-winged fruits of Craigia were widespread in the Tertiary of the Northern Hemisphere and have been traced to the Eocene in eastern Asia and western North America (Kvacek et al.
Review of the fossil history of Craigia (Malvaceae s.
1989), until identity with living Craigia was discovered (Kvacek et al.
yunnanensis pollen looks like Tilia of the Tiliaceae in
A more recent study on Craigia (Malvaceae, Miocene) focused on orbicules and pollenkitt (Zetter et al.
Pollen, pollenkitt, and orbicules in Craigia bronnii flower buds (Tilioideae, Malvaceae) from the Miocene of Hambach, Germany.