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Phacops
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Phacopida
Superfamily:
Phacopacea
Family:
Phacopidea
Formal Genus Name and Reference:
Phacops Emmrich, 1839
Type Species:
Calymmene latifrons Bronn, 1825, SD BARRANDE, 1852
Images
(Click to enlarge in a new window)
Fig. 365, 7a, b. *P. latifrons (Bronn), M.Dev., Ger. (Gerolstein), 7a, b, ceph., dorsal, side, x1.2 (461n)., Figs. 365, 7c, Fig. 366, 2. P. schlotheimi (Bronn), M.Dev., Ger. (Gees, Gerolstein), Fig. 365, 7c, enrolled specimen showing pygidium and doublure of cephalon with vincular furrow, x2, Fig. 366, 2, enrolled specimen (librigena shaded), x4 (461)., Figs. 365, 7d, e. P. fecundus Barrande, L.Dev., Czech., 7 d, e, hypostoma, exterior and side, x1 (3).
Synonyms
Somatrikelon, Portlockia, ?Somatrikopon
Geographic Distribution
Sil.-Dev., cosmop.
Age Range
Beginning Stage in Treatise Usage:
Sil.
Beginning International Stage:
Rhuddanian
Fraction Up In Beginning Stage:
0
Beginning Date:
443.07
Ending Stage in Treatise Usage:
Dev.
Ending International Stage:
Famennian
Fraction Up In Ending Stage:
0
Ending Date:
359.3
Description
Vincular furrow continuous, rear edge sharp, higher than anterior, marginal ridge narrow, doublure concave. Hypostoma elongate, posterior margin with 3 denticles.
References
Museum or Author Information
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Phacopida
Superfamily:
Phacopacea
Family:
Phacopidea
Formal Genus Name and Reference:
Phacops Emmrich, 1839
Type Species:
Calymmene latifrons Bronn, 1825, SD BARRANDE, 1852
Images
(Click to enlarge in a new window)
Fig. 365, 7a, b. *P. latifrons (Bronn), M.Dev., Ger. (Gerolstein), 7a, b, ceph., dorsal, side, x1.2 (461n)., Figs. 365, 7c, Fig. 366, 2. P. schlotheimi (Bronn), M.Dev., Ger. (Gees, Gerolstein), Fig. 365, 7c, enrolled specimen showing pygidium and doublure of cephalon with vincular furrow, x2, Fig. 366, 2, enrolled specimen (librigena shaded), x4 (461)., Figs. 365, 7d, e. P. fecundus Barrande, L.Dev., Czech., 7 d, e, hypostoma, exterior and side, x1 (3).
Synonyms
Somatrikelon, Portlockia, ?Somatrikopon
Geographic Distribution
Sil.-Dev., cosmop.
Age Range
Beginning Stage in Treatise Usage:
Sil.
Beginning International Stage:
Rhuddanian
Fraction Up In Beginning Stage:
0
Beginning Date:
443.07
Ending Stage in Treatise Usage:
Dev.
Ending International Stage:
Famennian
Fraction Up In Ending Stage:
0
Ending Date:
359.3
Description
Vincular furrow continuous, rear edge sharp, higher than anterior, marginal ridge narrow, doublure concave. Hypostoma elongate, posterior margin with 3 denticles.