Home
Help
Print...
TaxNo: 3514Shangraoceras falcoplicatum
Suborder: Tornoceratina
Superfamily: Pseudohaloritoidea
Family: Pseudohaloritidae
Subfamily: Shouchangoceratinae
Genus: Shangraoceras
Species: falcoplicatum
Qualifier: ss
Author: Zhao & Zheng 1977,p.229
Lower Boundary: Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years
Upper Boundary: Wordian--Capitanian (Midian) [WOR--CAP], 265.8 million years