Suborder:
|
Goniatitina
|
Superfamily:
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Pericycloidea
|
Family:
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Muensteroceratidae
|
Genus:
|
Xinjiangites
|
Species:
|
brevis |
Qualifier:
|
ss |
Author:
|
Ruan 1995,p.420
|
Lower Boundary:
|
low.Tournais.--mid.Tournais. [Tn1--Tn2], 357.5 million years
|
Upper Boundary:
|
G.typicus--anchoralis-latus Z. base [0, 349 million years
|