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TaxNo: 1755Simicheiloceras schrickeli
Suborder: Tornoceratina
Superfamily: Tornoceratoidea
Family: Tornoceratidae
Subfamily: Tornoceratinae
Genus: Simicheiloceras
Species: schrickeli
Qualifier: ss
Author: Becker 1993,p.192
Lower Boundary: UD2A--UD2B:(verneuili Zone base) [07,75], 374 million years
Upper Boundary: UD2F--UD2G:(subvaricatum Zone base), 370.8 million years