Taxon calibrated
Crown Chondrostei
Minimum age
120.8 Ma
Maximum 95% CI age
233.7 Ma
Authority
See Benton et al. (2015)
Locality
Yixian Formation, China
Age Authority
See argumentation in Benton et al. (2015), calibration 26
Outgroup sequence
Protopsephurus luii (Crown Chondrostei, 120.8 Ma)
Peipiaosteus pani (stem Chondrostei 3, 129.3 Ma)
Chondrosteus acipenseroides (stem Chondrostei 2, 193.81 Ma)
Birgeria groenlandica (stem Chondrostei 1, 250.1 Ma)
Taxa this fossil might apply to:
Order: Acipenseriformes