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Pentameroides
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Pentamerida
Superfamily:
Pentameroidea
Family:
Pentameridae
Formal Genus Name and Reference:
Pentameroides Schuchert & COOPER, 1931, p. 248
Type Species:
Pentamerus subrectus Hall & CLARKE, 1893, p. 238, OD
Images
(Click to enlarge in a new window)
Fig. 662 a-f. P. (P.) sp., $a-e$, ventral, dorsal, lateral, posterior, anterior views of internal impression, Schoolcraft Dolomite?, Calumet County, Wisconsin, USA, x1$ (Boucot & Johnson, 1979), $f$, serial section, Meritton Limestone, Thorold, Ontario, Canada (Gauri & Boucot, 1968)."
Synonyms
Geographic Distribution
North America, Europe
Age Range
Beginning Stage in Treatise Usage:
Silurian (upper Llandovery)
Beginning International Stage:
Telychian
Fraction Up In Beginning Stage:
0
Beginning Date:
438.59
Ending Stage in Treatise Usage:
Silurian (upper Wenlock)
Ending International Stage:
Homerian
Fraction Up In Ending Stage:
100
Ending Date:
426.74
Description
Smooth to chevronlike ornamentation, inner hinge plates fused to form a cruralium supported by a median septum
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Pentamerida
Superfamily:
Pentameroidea
Family:
Pentameridae
Formal Genus Name and Reference:
Pentameroides Schuchert & COOPER, 1931, p. 248
Type Species:
Pentamerus subrectus Hall & CLARKE, 1893, p. 238, OD
Images
(Click to enlarge in a new window)
Fig. 662 a-f. P. (P.) sp., $a-e$, ventral, dorsal, lateral, posterior, anterior views of internal impression, Schoolcraft Dolomite?, Calumet County, Wisconsin, USA, x1$ (Boucot & Johnson, 1979), $f$, serial section, Meritton Limestone, Thorold, Ontario, Canada (Gauri & Boucot, 1968)."
Synonyms
Geographic Distribution
North America, Europe
Age Range
Beginning Stage in Treatise Usage:
Silurian (upper Llandovery)
Beginning International Stage:
Telychian
Fraction Up In Beginning Stage:
0
Beginning Date:
438.59
Ending Stage in Treatise Usage:
Silurian (upper Wenlock)
Ending International Stage:
Homerian
Fraction Up In Ending Stage:
100
Ending Date:
426.74
Description
Smooth to chevronlike ornamentation, inner hinge plates fused to form a cruralium supported by a median septum