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Aspidoceras
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida
Superfamily:
Perisphinctaceae
Family:
Perisphinctidae
Formal Genus Name and Reference:
Aspidoceras ZITTEL, 1868
Type Species:
Am. rogoznicensis ZEUSCHNER, 1846
Images
(Click to enlarge in a new window)
Fig. 444,2. *A. (A.) rogoznicense (Zeuschner), L.Tithon., Galician Carpathians, *.
Synonyms
Acanthosphaerites
Geographic Distribution
Eu. - N. Afr. - Abys. - Kenya-Tangan.-Madag.-Crimea-Russia-Cutch -Japan- N. Z.-Mex.-Tex.-Cuba-Arg.
Age Range
Beginning Stage in Treatise Usage:
U.Jur.(L.Kimm.)
Beginning International Stage:
Kimmeridgian
Fraction Up In Beginning Stage:
0
Beginning Date:
154.78
Ending Stage in Treatise Usage:
U.Jur.(U. Kimm.), ?Tithon.
Ending International Stage:
Tithonian
Fraction Up In Ending Stage:
100
Ending Date:
143.1
Description
Whorls rounded, rounded-quadrate or depressed, with 2 rows of lateral tubercles, outer row placed near middle of whorl sides and soon fading in many species. Some species also ribbed (group of A. rafaeli Oppel).
References
Zittel, K. A. von, 1868, Die Cephalopoden der Stramberger Schichten: Paläont. Mitt. Mus. k. Bayer.Staates, Band 2, pt. 1, p. 33-118, pl. 1-24.
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida
Superfamily:
Perisphinctaceae
Family:
Perisphinctidae
Formal Genus Name and Reference:
Aspidoceras ZITTEL, 1868
Type Species:
Am. rogoznicensis ZEUSCHNER, 1846
Images
(Click to enlarge in a new window)
Fig. 444,2. *A. (A.) rogoznicense (Zeuschner), L.Tithon., Galician Carpathians, *.
Synonyms
Acanthosphaerites
Geographic Distribution
Eu. - N. Afr. - Abys. - Kenya-Tangan.-Madag.-Crimea-Russia-Cutch -Japan- N. Z.-Mex.-Tex.-Cuba-Arg.
Age Range
Beginning Stage in Treatise Usage:
U.Jur.(L.Kimm.)
Beginning International Stage:
Kimmeridgian
Fraction Up In Beginning Stage:
0
Beginning Date:
154.78
Ending Stage in Treatise Usage:
U.Jur.(U. Kimm.), ?Tithon.
Ending International Stage:
Tithonian
Fraction Up In Ending Stage:
100
Ending Date:
143.1
Description
Whorls rounded, rounded-quadrate or depressed, with 2 rows of lateral tubercles, outer row placed near middle of whorl sides and soon fading in many species. Some species also ribbed (group of A. rafaeli Oppel).
References
Zittel, K. A. von, 1868, Die Cephalopoden der Stramberger Schichten: Paläont. Mitt. Mus. k. Bayer.Staates, Band 2, pt. 1, p. 33-118, pl. 1-24.