Pterosauria - Pterodactyloidea - Criorhynchidae
Criorhynchidae
Family: Criorhynchidae Kuhn, 1967 = Criorhynchinae Hooley, 1914
Genusame: Amblydectes
Speciesname: crassidens
Describer: Seeley, 1870
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Info: Amblydectes [Hooley, 1914, nomen dubium] = Ornithocheirus crassidens Seeley, 1870 [nomen dubium] = Criorhynchus crassidens (Seeley, 1870) Wellnhofer, 1978 [nomen dubium] = Pterodactylus crassidens (Seeley, 1870) Sauvage, 1882 [nomen dubium] = Ptenodactylus crassidens Seeley, 1869 [nomen nudum]
Genusame: Amblydectes
Speciesname:eurygnathus
Describer: Seeley, 1870 [nomen dubium]
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Info: Amblydectes eurygnathus = Ornithocheirus eurygnathus Seeley, 1870 [nomen dubium] = Criorhynchus eurygnathus (Seeley, 1870) Wellnhofer, 1978 [nomen dubium] = Ptenodactylus eurygnathus Seeley, 1869 [nomen nudum] = Pterodactylus eurygnathus (Seeley, 1870) emend. Olshevsky, 1991 [nomen dubium] = Pterodactylus eurygnatus (Seeley, 1870) Sauvage, 1882 [nomen dubium]*
Genusame: Amblydectes
Speciesname: platystomus
Describer: Seeley, 1870 [nomen dubium]
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Info: Amblydectes platystomus = Ornithocheirus platystomus Seeley, 1870 [nomen dubium] = Criorhynchus platystomus (Seeley, 1870) Wellnhofer, 1978 [nomen dubium] = Ornithochirus platystomus (Seeley, 1870) [nomen dubium] = Pterodactylus platystomus (Seeley, 1870) Sauvage, 1882 [nomen dubium] = Ptenodactylus platystomus Seeley, 1869 [nomen nudum] = Ornithocheirus platysomus Newton, 1888 [sic]
Generally considered a synonym of Criorhynchus, this genus was separated from it by Hooley (1914). It is referred to Criorhynchidae provisionally.
Genusame: Criorhynchus
Speciesname: capito
Describer: (Seeley, 1870) Owen, 1874 [nomen dubium]
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Info: Genus: Criorhynchus Owen, 1874 C. capito = Ornithocheirus capito Seeley, 1870 [nomen dubium] = Pterodactylus capito (Seeley, 1870) Sauvage, 1882 [nomen dubium] = Ptenodactylus capito Seeley, 1869 [nomen nudum]
Genusame: Criorhynchus
Speciesname: simus
Describer: Owen, 1874
Distribution: England
Timeperiod: Late and Early Cretaceous
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Info: Genus: Criorhynchus Owen, 1874 C. simus = Pterodactylus simus Owen, 1861 = Ornithocheirus simus (Owen, 1861) Seeley, 1870 = Pterodactylus woodwardi Owen, 1861 = Criorhynchus woodwardi (Owen, 1861) Owen, 1874 = Ornithocheirus woodwardi (Owen, 1861) Seeley, 1870 = Ptenodactylus woodwardi (Owen, 1861) Seeley, 1869 = Ornithocheirus carteri Seeley, 1869 [nomen nudum] = Ornithocheirus platyrhinus Seeley, 1869 [nomen nudum] = Ornithocheirus carteri Seeley, 1870 [nomen dubium] = Criorhynchus carteri (Seeley, 1870) Owen, 1874 [nomen dubium] = Ornithocheirus platyrhinus Seeley, 1870 [nomen dubium] = Criorhynchus platyrhinus (Seeley, 1870) [nomen dubium] = Ornithochirus simus Lydekker, 1888 [sic]
Genusame: Criorhynchus
Speciesname: reedi
Describer: (Seeley, 1870) Owen, 1874 [nomen dubium]
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Info: Genus: Criorhynchus Owen, 1874 C. reedi = Ornithocheirus reedii Seeley, 1870 [nomen dubium] = Ornithocheirus reedi (Seeley, 1870) [nomen dubium]
Genusame: Tropeognathus
Speciesname: mesembrinus
Describer: Wellnhofer, 1987
Distribution: Brazil
Timeperiod: Early Cretaceous
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Info: Genus: Tropeognathus Wellnhofer, 1987 T. mesembrinus = Anhanguera mesembrinus (Wellnhofer, 1987) Kellner & Campos, 1989

Tropeognathus mesembrinus
Genusame: Tropeognathus
Speciesname: robustus
Describer: Wellnhofer, 1987
Distribution: Santana Formation, Brazil
Timeperiod: Aptian, Early Cretaceous
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Info: Genus: Tropeognathus Wellnhofer, 1987 T. robustus = Anhanguera robustus (Wellnhofer, 1987) Kellner & Campos, 1989
(Tropeognathus robustus = keel jaw) Tropeognathus has a crest above and below its long toothy snout. Kellner & Campos (1989) regarded this genus as a junior synonym of Anhanguera. Wellnhofer (1991), however, retained it as a distinct genus, although he (pers. comm. at 1989 SVP annual meeting) previously regarded this genus as a possible junior synonym of Araripedactylus.