Mandibular morphology clarifies phylogenetic relationships near the origin of crown birds
Abi Crane, Juan Benito, Albert Chen, Daniel T. Ksepka, Daniel J. Field
Mandibular µCT reconstructions favour galliform-like, not palaeognath, affinities for Asteriornis; Vegavis and pelagornithid jaws lack key galloanseran synapomorphies and instead share features with stem bird Ichthyornis.
BMC Ecology and Evolution · Dec 25, 2025Peer-reviewedPaleontology✦ In-depth digest