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Foliomena
Classification
Phylum:
Brachiopoda
Class:
Strophomenata
Order:
Strophomenida
Superfamily:
Strophomenoidea
Family:
Foliomenidae
Formal Genus Name and Reference:
Foliomena Havlíček, 1952, p. 413,
Type Species:
Strophomena folium BARRANDE, 1879, pl. 55, OD
Images
(Click to enlarge in a new window)
Fig. 160, $1 a-c .*$ F. folium (Barrande), Králuv Dvur Formation, Ashgill, Králuv Dvur, Czech Republic, $a$, ventral external mold, NM CD1566, $\\times$, b , lectotype, ventral internal mold, NM CD1565a, X2.5, c, dorsal internal mold, NM CD1565b, X2 (Havlíček, 1967).——FIG. 160, 1d. F. jielingensis (Zeng), Miaopo Formation, lower Caradoc, Jieling, Yichang County, Hubei Province, China, dorsal internal mold, YIGM IV45822, X5 (Zeng, new).
Synonyms
Jielingia
Geographic Distribution
cosmopolitan
Age Range
Beginning Stage in Treatise Usage:
Ordovician (Caradoc)
Beginning International Stage:
Sandbian
Fraction Up In Beginning Stage:
0
Beginning Date:
458.18
Ending Stage in Treatise Usage:
Ordovician (Ashgill)
Ending International Stage:
Hirnantian
Fraction Up In Ending Stage:
100
Ending Date:
443.07
Description
Transverse outline, biplanar to very gently concavoconvex profile, pedicle sheath often prominent, small interarea with very small pseudodeltidium, ventral muscle field bilobed, weakly impressed, short myophragm, bladelike socket ridges broadly divergent to become subparallel to hinge line
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Class:
Strophomenata
Order:
Strophomenida
Superfamily:
Strophomenoidea
Family:
Foliomenidae
Formal Genus Name and Reference:
Foliomena Havlíček, 1952, p. 413,
Type Species:
Strophomena folium BARRANDE, 1879, pl. 55, OD
Images
(Click to enlarge in a new window)
Fig. 160, $1 a-c .*$ F. folium (Barrande), Králuv Dvur Formation, Ashgill, Králuv Dvur, Czech Republic, $a$, ventral external mold, NM CD1566, $\\times$, b , lectotype, ventral internal mold, NM CD1565a, X2.5, c, dorsal internal mold, NM CD1565b, X2 (Havlíček, 1967).——FIG. 160, 1d. F. jielingensis (Zeng), Miaopo Formation, lower Caradoc, Jieling, Yichang County, Hubei Province, China, dorsal internal mold, YIGM IV45822, X5 (Zeng, new).
Synonyms
Jielingia
Geographic Distribution
cosmopolitan
Age Range
Beginning Stage in Treatise Usage:
Ordovician (Caradoc)
Beginning International Stage:
Sandbian
Fraction Up In Beginning Stage:
0
Beginning Date:
458.18
Ending Stage in Treatise Usage:
Ordovician (Ashgill)
Ending International Stage:
Hirnantian
Fraction Up In Ending Stage:
100
Ending Date:
443.07
Description
Transverse outline, biplanar to very gently concavoconvex profile, pedicle sheath often prominent, small interarea with very small pseudodeltidium, ventral muscle field bilobed, weakly impressed, short myophragm, bladelike socket ridges broadly divergent to become subparallel to hinge line