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Cyrtopleurites
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ceratitida
Superfamily:
Clydonitaceae
Family:
Cyrtopleuritidae
Formal Genus Name and Reference:
Cyrtopleurites MOJSISOVICS, 1893
Type Species:
Am. bicrenatus Hauer, 1846, SD DIENER, 1915
Images
(Click to enlarge in a new window)
Fig. 195,3. *C. bicrenatus (Hauer), Nor., Alps, 3a,b, x0.5 (292*)
Synonyms
Geographic Distribution
Alps, Sicily, Himalaya, Timor, B.C.
Age Range
Beginning Stage in Treatise Usage:
Carn.
Beginning International Stage:
Carnian
Fraction Up In Beginning Stage:
0
Beginning Date:
237
Ending Stage in Treatise Usage:
Nor.
Ending International Stage:
Norian
Fraction Up In Ending Stage:
100
Ending Date:
205.74
Description
Compressed, involute, umbilicus small, venter narrow, whorl sides with sigmoidal ribs that end in crenulated tubercles at edge of and align ventral furrow, inner whorls with few spiral rows of tubercles which decrease adorally
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ceratitida
Superfamily:
Clydonitaceae
Family:
Cyrtopleuritidae
Formal Genus Name and Reference:
Cyrtopleurites MOJSISOVICS, 1893
Type Species:
Am. bicrenatus Hauer, 1846, SD DIENER, 1915
Images
(Click to enlarge in a new window)
Fig. 195,3. *C. bicrenatus (Hauer), Nor., Alps, 3a,b, x0.5 (292*)
Synonyms
Geographic Distribution
Alps, Sicily, Himalaya, Timor, B.C.
Age Range
Beginning Stage in Treatise Usage:
Carn.
Beginning International Stage:
Carnian
Fraction Up In Beginning Stage:
0
Beginning Date:
237
Ending Stage in Treatise Usage:
Nor.
Ending International Stage:
Norian
Fraction Up In Ending Stage:
100
Ending Date:
205.74
Description
Compressed, involute, umbilicus small, venter narrow, whorl sides with sigmoidal ribs that end in crenulated tubercles at edge of and align ventral furrow, inner whorls with few spiral rows of tubercles which decrease adorally