Ptychodus Agassiz 1834 (elasmobranch)

Chondrichthyes - Hybodontiformes - Ptychodontidae

Full reference: L. Agassiz. 1834. Verzeichniss der in der Peträfakten-Sammlung des vaterländischen Museums befindlichen versteinerten Fische. Verhandlungen der Gesellschaft des Vaterländischen Museums in Böhmen 12:66-71

Parent taxon: Ptychodontidae according to H. M. Maisch et al. 2021

See also Amadori et al. 2019, Amalfitano et al. 2020, Applegate 1970, Bice and Shimada 2016, Bourdon et al. 2011, Cahuzac et al. 2007, Cappetta and Case 1999, Case et al. 1990, Cicimurri 2003, Cicimurri et al. 2014, Everhart and Darnell 2004, Giusberti et al. 2018, Guinot et al. 2013, Hay 1902, Herman 1977, Itoigawa 1977, Jordan 1963, Leidy 1873, Niedźwiedzki and Kalina 2003, Sepkoski 2002, Shimada 1996, Shimada 2006, Shimada and Martin 2008, Shimada et al. 2009, Shimada et al. 2006, Thurmond and Jones 1981, Uyeno 1972 and Woodward 1889

Sister taxa: none

Subtaxa: Buffonites Ptychodus altior Ptychodus anonymus Ptychodus arcuatus Ptychodus articulatus Ptychodus belluccii Ptychodus concentricus Ptychodus decurrens Ptychodus elevatus Ptychodus gibberulus Ptychodus latissimus Ptychodus mahakalensis Ptychodus mammillaris Ptychodus marginalis Ptychodus martini Ptychodus mortoni Ptychodus occidentalis Ptychodus papillosus Ptychodus parvulus Ptychodus paucisulcatus Ptychodus pauli Ptychodus polygyrus Ptychodus rhombodus Ptychodus rugosus Ptychodus schlottheimii Ptychodus spectabilis Ptychodus whipplei

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Type: Ptychodus schlottheimii

Ecology: nektonic carnivore

Distribution:

• Paleocene of United States (1: Illinois collection)

• Cretaceous of Brazil (1), Canada (7: Alberta, Manitoba, Saskatchewan), the Czech Republic (2), France (3), Germany (1), India (1), Israel (1), Italy (3), Japan (8), Jordan (1), Kazakhstan (1), Lithuania (5), Mexico (2), Poland (2), the Russian Federation (1), Sweden (1), Ukraine (3), the United Kingdom (2), United States (47: Alabama, Colorado, Georgia, Iowa, Kansas, Mississippi, Montana, Nebraska, New Mexico, South Dakota, Texas)

Total: 93 collections including 142 occurrences

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