Anhangueridae
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Anhangueridae is a group of pterosaurs within the suborder Pterodactyloidea. These pterosaurs were among the last to possess teeth. Members that belong to this group lived from the Early to Late Creta
Tropeognathus mesembrinus MN 01
Holotype specimens of Ornithocheirus simus (A to D) and junior synonym O. platyrhinus (E to H)
Comparison between the holotypes of Ornithocheirus (A and C) and Tropeognathus (B and D)
Skull comparisons between different anhanguerians, notice the ornithocheirids Caulkicephalus (D), Tropeognathus (E and F) and Uktenadactylus (I and J)
Ornithocheirus
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Ornithocheirus is a pterosaur genus known from fragmentary fossil remains uncovered from sediments in the United Kingdom and possibly Morocco.
Anhangueridae
…assigned the fossil remains to a new species of Pterodactylus: P. simus. In 1869, British paleontologist Harry Govier Seeley erected the new generic name Ornithocheirus (from Ancient Greek meaning "bird hand"), and assigned P. simus as its type species, therefore creating Ornithocheirus simus. Later, in 1870, Seeley…
Lithograph of the holotype, showing a tooth which perhaps did not belong with the specimen, and is now lost
Referred specimens MANCH L10832 and NHMUK PV OR 35412
Referred specimens CAMSM 54429 and CAMSM 54677