Ptychodus decurrens Agassiz 1839 (elasmobranch)

Chondrichthyes - Hybodontiformes - Ptychodontidae

Full reference: L. Agassiz. 1839. Recherches Sur Les Poissons Fossiles. Tome III (livr. 10, 12). Imprimérie de Petitpierre, Neuchatel 141-156

Belongs to Ptychodus according to A. S. Woodward 1889

See also Agassiz 1839 and Hay 1902

Sister taxa: Ptychodus altior, Ptychodus anonymus, Ptychodus arcuatus, Ptychodus articulatus, Ptychodus belluccii, Ptychodus concentricus, Ptychodus depressus, Ptychodus elevatus, Ptychodus gibberulus, Ptychodus latissimus, Ptychodus mahakalensis, Ptychodus mammillaris, Ptychodus marginalis, Ptychodus martini, Ptychodus mortoni, Ptychodus multistriatus, Ptychodus occidentalis, Ptychodus oweni, Ptychodus papillosus, Ptychodus parvulus, Ptychodus paucisulcatus, Ptychodus polygyrus, Ptychodus rugosus, Ptychodus spectabilis, Ptychodus whipplei

Type specimen: BMNH P.5449, a set of teeth

Ecology: nektonic carnivore

Distribution:

• Cretaceous of Brazil (1 collection), Canada (2: Saskatchewan), the United Kingdom (2), United States (2: Colorado, Kansas)

Total: 7 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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