Suborder:
|
Prolecanitina
|
Superfamily:
|
Medlicottioidea
|
Family:
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Pronoritidae
|
Subfamily:
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Pronoritinae
|
Genus:
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Stenopronorites
|
Species:
|
sibiricus |
Qualifier:
|
ss |
Author:
|
Andrianov 1985,p.18
|
Lower Boundary:
|
RUS Nm1a1 base, Hypergon.-Ferganoc. GZ, 327.8 million years
|
Upper Boundary:
|
U Halian--Bloydian, Brentwood base, 313 million years
|