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Ceraurinus
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Phacopida
Superfamily:
Proetacea
Family:
Cheiruridae
Formal Genus Name and Reference:
Ceraurinus BARTON, 1913
Type Species:
C. marginatus
Images
(Click to enlarge in a new window)
Fig. 335, 2. *C. marginatus Richmond, Manitou I., Lake Huron, incompl. ceph., x1 (372).
Synonyms
Geographic Distribution
N.Am.-Eu.-Asia
Age Range
Beginning Stage in Treatise Usage:
M.Ord.
Beginning International Stage:
Dapingian
Fraction Up In Beginning Stage:
0
Beginning Date:
471.26
Ending Stage in Treatise Usage:
U.Ord.
Ending International Stage:
Hirnantian
Fraction Up In Ending Stage:
0
Ending Date:
443.07
Description
Like Ceraurus but with longer lateral glabellar furrows and finer surface ornamentation
References
Museum or Author Information
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Phacopida
Superfamily:
Proetacea
Family:
Cheiruridae
Formal Genus Name and Reference:
Ceraurinus BARTON, 1913
Type Species:
C. marginatus
Images
(Click to enlarge in a new window)
Fig. 335, 2. *C. marginatus Richmond, Manitou I., Lake Huron, incompl. ceph., x1 (372).
Synonyms
Geographic Distribution
N.Am.-Eu.-Asia
Age Range
Beginning Stage in Treatise Usage:
M.Ord.
Beginning International Stage:
Dapingian
Fraction Up In Beginning Stage:
0
Beginning Date:
471.26
Ending Stage in Treatise Usage:
U.Ord.
Ending International Stage:
Hirnantian
Fraction Up In Ending Stage:
0
Ending Date:
443.07
Description
Like Ceraurus but with longer lateral glabellar furrows and finer surface ornamentation