This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
PZSLPage. Pterodactylus sp Pterodactylus antiquus Smmerring en Hindlimb and pelvic girdle of pterodactyl from dorsal fifth toe missing Proceedings of the Zoological Society of London org vol issue org page page Baron Nopcsa text PDold PZSL Pterodactylus fossils Pterosauria anatomy Reptilia legs Ferenc Nopcsa