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Meekoceras
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Ammonoidea
Order:
Ceratitida
Suborder:
Ceratitina
Superfamily:
Noritaceae
Family:
Meekoceratidae
Subfamily:
Meekoceratinae
Formal Genus Name and Reference:
Meekoceras Hyatt, in C. A. WHITE, 1879
Type Species:
M. gracilitatis WHITE, 1879
Images
(Click to enlarge in a new window)
Fig. 175,8. *M. gracilitatis, Ida., *.
Synonyms
Geographic Distribution
Calif.-Nev.-Ida.-Utah-Timor
Age Range
Beginning Stage in Treatise Usage:
Scyth.(Owenitan)
Beginning International Stage:
Olenekian
Fraction Up In Beginning Stage:
0
Beginning Date:
249.88
Ending Stage in Treatise Usage:
Scyth.(Owenitan)
Ending International Stage:
Olenekian
Fraction Up In Ending Stage:
48.9
Ending Date:
248.32
Description
Involute to evolute, discoidal, generally smooth. Suture with few denticulations in lobes.
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Ammonoidea
Order:
Ceratitida
Suborder:
Ceratitina
Superfamily:
Noritaceae
Family:
Meekoceratidae
Subfamily:
Meekoceratinae
Formal Genus Name and Reference:
Meekoceras Hyatt, in C. A. WHITE, 1879
Type Species:
M. gracilitatis WHITE, 1879
Images
(Click to enlarge in a new window)
Fig. 175,8. *M. gracilitatis, Ida., *.
Synonyms
Geographic Distribution
Calif.-Nev.-Ida.-Utah-Timor
Age Range
Beginning Stage in Treatise Usage:
Scyth.(Owenitan)
Beginning International Stage:
Olenekian
Fraction Up In Beginning Stage:
0
Beginning Date:
249.88
Ending Stage in Treatise Usage:
Scyth.(Owenitan)
Ending International Stage:
Olenekian
Fraction Up In Ending Stage:
48.9
Ending Date:
248.32
Description
Involute to evolute, discoidal, generally smooth. Suture with few denticulations in lobes.