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Hecticoceras
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Ammonoidea
Order:
Ceratitida
Suborder:
Ammonitina
Superfamily:
Haplocerataceae
Family:
Oppeliidae
Subfamily:
Hecticoceratinae
Formal Genus Name and Reference:
Hecticoceras BONARELLI, 1893
Type Species:
Nautilus hecticus REINECKE, 1818
Images
(Click to enlarge in a new window)
Fig. 324,2. *H. (H.) hecticum (Rein.), Ger., 2a,b, X1 (688*)
Synonyms
Geographic Distribution
Eu., N.Afr., Somali., Madag., ?Anatolia, Persia, Cutch, ?Japan
Age Range
Beginning Stage in Treatise Usage:
M.Jur.(L.Callov.)
Beginning International Stage:
Callovian
Fraction Up In Beginning Stage:
0
Beginning Date:
165.29
Ending Stage in Treatise Usage:
M.Jur.(L.Callov.)
Ending International Stage:
Callovian
Fraction Up In Ending Stage:
50
Ending Date:
163.41
Description
Evolute, unicarinate, ribbing strong, paired, arising at umbilicate edge and ending in row of ventrolateral submarginal tubercles
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Ammonoidea
Order:
Ceratitida
Suborder:
Ammonitina
Superfamily:
Haplocerataceae
Family:
Oppeliidae
Subfamily:
Hecticoceratinae
Formal Genus Name and Reference:
Hecticoceras BONARELLI, 1893
Type Species:
Nautilus hecticus REINECKE, 1818
Images
(Click to enlarge in a new window)
Fig. 324,2. *H. (H.) hecticum (Rein.), Ger., 2a,b, X1 (688*)
Synonyms
Geographic Distribution
Eu., N.Afr., Somali., Madag., ?Anatolia, Persia, Cutch, ?Japan
Age Range
Beginning Stage in Treatise Usage:
M.Jur.(L.Callov.)
Beginning International Stage:
Callovian
Fraction Up In Beginning Stage:
0
Beginning Date:
165.29
Ending Stage in Treatise Usage:
M.Jur.(L.Callov.)
Ending International Stage:
Callovian
Fraction Up In Ending Stage:
50
Ending Date:
163.41
Description
Evolute, unicarinate, ribbing strong, paired, arising at umbilicate edge and ending in row of ventrolateral submarginal tubercles