Neostreptognathodus

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

Neostreptognathodus Temporal range: Early Permian PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	†Conodonta
Genus:	†Neostreptognathodus Clark, 1972[1]
Type species
†Neostreptognathodus sulcoplicatus (Youngquist, Hawley, and Miller, 1951) Clark, 1972
Species
Neostreptognathodus costatus Wang & Zhang[2] †Neostreptognathodus pnevi †Neostreptognathodus exculptus †Neostreptognathodus sulcoplicatus

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.