After Bennett, 2012

Adreadactylus Bennett, 2012
        Pterodactylus von Meyer, 1854
        Diopecephalus Seeley, 1871

        †Adreadactylus longicollum (von Meyer, 1854)
            †Pterodactylus longicollum von Meyer, 1854
            †Pterodactylus (Ornithocephalus) vulturinus Wagner, 1857
            †Pterodactylus longicollis Wagner, 1859
            †Diopecephalus longicollum (von Meyer) Seeley, 1871
            †Pterodactylus suevicus (Quenstedt) Fraas, 1878 [non Cycnorhamphus suevicus]
            †Pterodactylus longicollum (von Meyer) Wellnhofer, 1970
            †Adreadactylus longicollum (von Meyer) Bennett, 2012

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