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Prograyiceras
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida
Superfamily:
Haplocerataceae
Family:
Mayaitidae
Formal Genus Name and Reference:
Prograyiceras SPATH, 1928
Type Species:
P. grayi
Images
(Click to enlarge in a new window)
Fig. 361,1. *P. grayi, Cutch, 1 a, b, X0.3 (546*).
Synonyms
Geographic Distribution
Cutch
Age Range
Beginning Stage in Treatise Usage:
U.Oxf.
Beginning International Stage:
Oxfordian
Fraction Up In Beginning Stage:
50
Beginning Date:
158.16
Ending Stage in Treatise Usage:
U.Oxf.
Ending International Stage:
Oxfordian
Fraction Up In Ending Stage:
100
Ending Date:
154.78
Description
Inner whorls like Mayaites, outer more like Dhosaites
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida
Superfamily:
Haplocerataceae
Family:
Mayaitidae
Formal Genus Name and Reference:
Prograyiceras SPATH, 1928
Type Species:
P. grayi
Images
(Click to enlarge in a new window)
Fig. 361,1. *P. grayi, Cutch, 1 a, b, X0.3 (546*).
Synonyms
Geographic Distribution
Cutch
Age Range
Beginning Stage in Treatise Usage:
U.Oxf.
Beginning International Stage:
Oxfordian
Fraction Up In Beginning Stage:
50
Beginning Date:
158.16
Ending Stage in Treatise Usage:
U.Oxf.
Ending International Stage:
Oxfordian
Fraction Up In Ending Stage:
100
Ending Date:
154.78
Description
Inner whorls like Mayaites, outer more like Dhosaites