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Laqueoceras
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida
Superfamily:
Psilocerataceae
Family:
Psiloceratidae
Formal Genus Name and Reference:
Laqueoceras LANGE, 1925
Type Species:
Aegoceras sublaqueus WAEHNER, 1886
Images
(Click to enlarge in a new window)
Fig. 258,4. *L. sublaqueus (Waehner), Ger., 4 a-d, X0.25 (550*)
Synonyms
Geographic Distribution
Eu.-N. Caled.
Age Range
Beginning Stage in Treatise Usage:
L.Jur.(Hett.)
Beginning International Stage:
Hettangian
Fraction Up In Beginning Stage:
0
Beginning Date:
201.36
Ending Stage in Treatise Usage:
L.Jur.(Hett.)
Ending International Stage:
Hettangian
Fraction Up In Ending Stage:
100
Ending Date:
199.46
Description
Evolute, many-whorled, inner whorls fine-ribbed, outer whorls smooth
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ammonitida
Superfamily:
Psilocerataceae
Family:
Psiloceratidae
Formal Genus Name and Reference:
Laqueoceras LANGE, 1925
Type Species:
Aegoceras sublaqueus WAEHNER, 1886
Images
(Click to enlarge in a new window)
Fig. 258,4. *L. sublaqueus (Waehner), Ger., 4 a-d, X0.25 (550*)
Synonyms
Geographic Distribution
Eu.-N. Caled.
Age Range
Beginning Stage in Treatise Usage:
L.Jur.(Hett.)
Beginning International Stage:
Hettangian
Fraction Up In Beginning Stage:
0
Beginning Date:
201.36
Ending Stage in Treatise Usage:
L.Jur.(Hett.)
Ending International Stage:
Hettangian
Fraction Up In Ending Stage:
100
Ending Date:
199.46
Description
Evolute, many-whorled, inner whorls fine-ribbed, outer whorls smooth