Chondrichthyes - Lamniformes - Ptychodontidae

Alternative combination: Ptychodus mamillaris

Invalid subtaxa: Buffonites knorrii Sternberg 1829 [replaced name], Buffonites undulatus Sternberg 1829 [replaced name]

Full reference: L. Agassiz. 1835. Feuilleton Additionnel aux Recherches sur les Poissons Fossiles 21-64

Belongs to Ptychodus according to M. Amadori et al. 2023

See also Agassiz 1835, Agassiz 1838, Agassiz 1839, Agassiz 1843, Amadori et al. 2023, Antunes and Cappetta 2002, Barrois 1874, Becker et al. 2010, Biriukov 2018, Brignon 2015, Cappetta and Case 1999, Cicimurri 2004, Dalinkevičius 1935, Everhart and Darnell 2004, Goñi and Cuny 2022, Guinot et al. 2013, Hamm and Cicimurri 2011, Hay 1902, Herman 1977, Maisch et al. 2021, Niedźwiedzki and Kalina 2003, Shimada and Everhart 2003, Sternberg 1829, Torcărescu and Călin 2021, Williamson et al. 1993, Woodward 1889, Woodward 1888 and Zaręczny 1878

Sister taxa: Buffonites, Ptychodus altior, Ptychodus anonymus, Ptychodus articulatus, Ptychodus atcoensis, Ptychodus belluccii, Ptychodus concentricus, Ptychodus decurrens, Ptychodus elevatus, Ptychodus latissimus, Ptychodus mahakalensis, Ptychodus marginalis, Ptychodus martini, Ptychodus mediterraneus, Ptychodus mortoni, Ptychodus occidentalis, Ptychodus papillosus, Ptychodus parvulus, Ptychodus paucisulcatus, Ptychodus pauli, Ptychodus polygyrus, Ptychodus rhombodus, Ptychodus rugosus, Ptychodus schlotheimii, Ptychodus sulcatus, Ptychodus whipplei

Type specimens:

• Ptychodus mammillaris: BMNH 4402, 4394-6, a set of teeth
• Buffonites knorrii: Its type locality is Plänerkalk near Lissa, which is in a Turonian carbonate siltstone in the Jizera Formation of Czechia.
• Buffonites undulatus: Its type locality is Plänerkalk near Lissa, which is in a Turonian carbonate siltstone in the Jizera Formation of Czechia.

Ecology: nektonic carnivore

Distribution:

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Specimen images are retrieved through the ePANDDA API.