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TaxNo: 535
Syngastrioceras walkeri
Taxonomy
Morphology
Suborder:
Goniatitina
Superfamily:
Gastrioceratoidea
Family:
Glaphyritidae
Subfamily:
Glaphyritinae
Genus:
Syngastrioceras
Species:
walkeri
Qualifier:
ss
Author:
Webster & Lane 1967,p.519
Lower Boundary:
RUS Nm1c1--Nm1c2(uralicus--Del.bressoni), 322 million years
Upper Boundary:
UAR Upper Pitkin--Imo Formation, 321 million years
Notes
Figures
(1)
Literature
(2)
Localities
(3)
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