Fig. 4
From: A new azhdarchoid pterosaur from the Cenomanian (Late Cretaceous) of Lebanon
Bar chart illustrating the percentage of the total length of the fourth digit formed by each phalanx. Hyper-reduction of the terminal wing-finger phalanx is typically restricted to the Azhdarchidae and distinguishes them from other members of the Azhdarchidae. List of taxa from top to bottom: Arthurdactylus conandoylei (SMNK PAL 1132); Santanadactylus pricei (AMNH 22552); Eoazhdarcho liaoxiensis (GMN-03-11-002); Sinopterus dongi (IVPP V 13363); Shenzhoupterus chaoyangensis (HGM 41HIII-305A); Huaxiapterus jii (GMN-03-11-001); tapejarid indet. (SMNK PAL 6409); tapejarid indet. (SMNK PAL 3900); Quetzalcoatlus northropi (TMM 41450); Quetzalcoatlus sp. (TMM 41961); Microtuban altivolans (SMNK PAL 6595)