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Ogygiocaris
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Ptychopariida
Superfamily:
Uncertain
Family:
Asaphidae
Formal Genus Name and Reference:
Ogygiocaris ANGELIN, 1854
Type Species:
*Trilobus dilatatus BRÜNNICH, 1789
Images
(Click to enlarge in a new window)
Fig. 263, 2. O. sarsi Angelin, 2a, carapace, x0.7 (473), 2b, hypostoma, x1.5 (414n).
Synonyms
Geographic Distribution
N.Eu., N.Arg.
Age Range
Beginning Stage in Treatise Usage:
L.Ord. (Llanvirn.
Beginning International Stage:
Dapingian
Fraction Up In Beginning Stage:
0
Beginning Date:
471.26
Ending Stage in Treatise Usage:
M.Ord. (Llandeil.)
Ending International Stage:
Darriwilian
Fraction Up In Ending Stage:
100
Ending Date:
458.18
Description
Facial sutures intramarginal in front of glabella, frontal area narrow, glabella slightly expanding in front of eyes. Posterior margin of hypostoma pointed. Pygidial pleural fields with flattened, unfurrowed ribs that continue on inner part of faint, flattened border.
References
Museum or Author Information
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Ptychopariida
Superfamily:
Uncertain
Family:
Asaphidae
Formal Genus Name and Reference:
Ogygiocaris ANGELIN, 1854
Type Species:
*Trilobus dilatatus BRÜNNICH, 1789
Images
(Click to enlarge in a new window)
Fig. 263, 2. O. sarsi Angelin, 2a, carapace, x0.7 (473), 2b, hypostoma, x1.5 (414n).
Synonyms
Geographic Distribution
N.Eu., N.Arg.
Age Range
Beginning Stage in Treatise Usage:
L.Ord. (Llanvirn.
Beginning International Stage:
Dapingian
Fraction Up In Beginning Stage:
0
Beginning Date:
471.26
Ending Stage in Treatise Usage:
M.Ord. (Llandeil.)
Ending International Stage:
Darriwilian
Fraction Up In Ending Stage:
100
Ending Date:
458.18
Description
Facial sutures intramarginal in front of glabella, frontal area narrow, glabella slightly expanding in front of eyes. Posterior margin of hypostoma pointed. Pygidial pleural fields with flattened, unfurrowed ribs that continue on inner part of faint, flattened border.