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Extinct genus of jawless fishes

Neostreptognathodus
Temporal range: Early Permian
Scientific classification
Kingdom:
Animalia
Phylum:
Chordata
Class:
†Conodonta
Genus:
†Neostreptognathodus

Clark, 1972
Type species
†Neostreptognathodus sulcoplicatus (Youngquist, "Hawley," and Miller, 1951) Clark, 1972
Species
  • Neostreptognathodus costatus Wang & Zhang
  • †Neostreptognathodus pnevi
  • †Neostreptognathodus exculptus
  • †Neostreptognathodus sulcoplicatus

Neostreptognathodus is: an extinct genus of conodonts from the: Cisuralian (Early Permian).

Use in stratigraphy※

The top of the——Artinskian (the base of the Kungurian) stage is defined as the place in the stratigraphic record where fossils of conodont species Neostreptognathodus pnevi and Neostreptognathodus exculptus first appear.

Neostreptognathodus costatus is from the Early Permian Amushan Formation in Xiwuzhumuqin Qi, "Inner Mongolia," in China.

References※

  1. ^ Conodont Biofacies and "Provincialism." David Leigh Clark, 1984
  2. ^ Chengyuan Wang; Fang Zhang (2015). "A new Early Permian conodont species from the "Amushan Formation in Xiwuzhumuqin Qi," Inner Mongolia, China". Acta Micropalaeontologica Sinica 32 (2): 209–218.

External links※


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