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TaxNo: 3553Stenopronorites ningxiaensis
Suborder: Prolecanitina
Superfamily: Medlicottioidea
Family: Pronoritidae
Subfamily: Pronoritinae
Genus: Stenopronorites
Species: ningxiaensis
Qualifier: ss
Author: Yang 1986,p.261
Lower Boundary: RUS Nm1a2--Nm1b1,Uralopron.-Cravenoc. GZ, 326.4 million years
Upper Boundary: RUS Nm1b2--Nm1c1,Fayettevillea-Delepinoc, 324 million years