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Kossmaticeras
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida
Superfamily:
Desmocerataceae
Family:
Kossmaticeratidae
Formal Genus Name and Reference:
Kossmaticeras GROSSOUVRE, 1901, p. 719
Type Species:
Ammonites theobaldianus Stoliczka, 1866, p. 161, SD DIENER, 1925, p. 96
Images
(Click to enlarge in a new window)
Fig. 70, 1a-c. *K. (K.) theobaldianum (STOliczka), Santonian, southern India, X1 (Kossmat, 1895-1898)
Synonyms
Pseudoholcodiscus, Madrasites
Geographic Distribution
Austria, South Africa, Western Australia, Madagascar, southern India, Japan, New Zealand, Argentina (Patagonia), Antarctica (Graham Land)
Age Range
Beginning Stage in Treatise Usage:
Upper Cretaceous (Upper Turonian)
Beginning International Stage:
Turonian
Fraction Up In Beginning Stage:
75
Beginning Date:
90.52
Ending Stage in Treatise Usage:
Upper Cretaceous (Campanian)
Ending International Stage:
Campanian
Fraction Up In Ending Stage:
100
Ending Date:
72.17
Description
Moderately evolute, whorl section oval to compressed, ribs more or less dense, fairly strong, simple, branched or intercalated, ribs arising from weak to strong umbilical tubercles, commonly strengthening on body chamber. Suture moderately indented.
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida
Superfamily:
Desmocerataceae
Family:
Kossmaticeratidae
Formal Genus Name and Reference:
Kossmaticeras GROSSOUVRE, 1901, p. 719
Type Species:
Ammonites theobaldianus Stoliczka, 1866, p. 161, SD DIENER, 1925, p. 96
Images
(Click to enlarge in a new window)
Fig. 70, 1a-c. *K. (K.) theobaldianum (STOliczka), Santonian, southern India, X1 (Kossmat, 1895-1898)
Synonyms
Pseudoholcodiscus, Madrasites
Geographic Distribution
Austria, South Africa, Western Australia, Madagascar, southern India, Japan, New Zealand, Argentina (Patagonia), Antarctica (Graham Land)
Age Range
Beginning Stage in Treatise Usage:
Upper Cretaceous (Upper Turonian)
Beginning International Stage:
Turonian
Fraction Up In Beginning Stage:
75
Beginning Date:
90.52
Ending Stage in Treatise Usage:
Upper Cretaceous (Campanian)
Ending International Stage:
Campanian
Fraction Up In Ending Stage:
100
Ending Date:
72.17
Description
Moderately evolute, whorl section oval to compressed, ribs more or less dense, fairly strong, simple, branched or intercalated, ribs arising from weak to strong umbilical tubercles, commonly strengthening on body chamber. Suture moderately indented.