Assertion: bowfin's teeth | /r/CapableOf | toothed bird
Facets:
value: in 1999
type: TEMPORAL
value: by cifelli
type: OTHER
Source sentences:
text: Teeth belonging to more basal ornithopods have also been discovered, with similar teeth having been referred to the Pachycephalosauria or to toothed birds by Cifelli in 1999.