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Hemilecanites
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ceratitida
Superfamily:
Noritaceae
Family:
Xenoceltitidae
Formal Genus Name and Reference:
Hemilecanites SPATH, 1934
Type Species:
Lecanites discus ARTHABER, 1908
Images
(Click to enlarge in a new window)
Fig. 169,3. °H. discus (ARTH.), Al- bania; 3a,b, X2 (472*)
Synonyms
Geographic Distribution
Calif., Albania
Age Range
Beginning Stage in Treatise Usage:
U.Scyth.
Beginning International Stage:
Olenekian
Fraction Up In Beginning Stage:
0
Beginning Date:
249.88
Ending Stage in Treatise Usage:
U.Scyth.
Ending International Stage:
Olenekian
Fraction Up In Ending Stage:
100
Ending Date:
246.7
Description
Smooth, evolute, with tendency to oxynote venter, mouth border constricted with ventral lappet. Suture reduced.
References
Spath, L. F., 1934, The Jurassic and Cretaceous ammonites and belemnites of the Attock district: Palaeont. Indica, new ser., v. 20, mem. 4, p. 1-39, pl. 1-6.
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Cephalopoda
Order:
Ceratitida
Superfamily:
Noritaceae
Family:
Xenoceltitidae
Formal Genus Name and Reference:
Hemilecanites SPATH, 1934
Type Species:
Lecanites discus ARTHABER, 1908
Images
(Click to enlarge in a new window)
Fig. 169,3. °H. discus (ARTH.), Al- bania; 3a,b, X2 (472*)
Synonyms
Geographic Distribution
Calif., Albania
Age Range
Beginning Stage in Treatise Usage:
U.Scyth.
Beginning International Stage:
Olenekian
Fraction Up In Beginning Stage:
0
Beginning Date:
249.88
Ending Stage in Treatise Usage:
U.Scyth.
Ending International Stage:
Olenekian
Fraction Up In Ending Stage:
100
Ending Date:
246.7
Description
Smooth, evolute, with tendency to oxynote venter, mouth border constricted with ventral lappet. Suture reduced.
References
Spath, L. F., 1934, The Jurassic and Cretaceous ammonites and belemnites of the Attock district: Palaeont. Indica, new ser., v. 20, mem. 4, p. 1-39, pl. 1-6.