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Saharonetes
Classification
Phylum:
Brachiopoda
Class:
Strophomenata
Order:
Productida
Superfamily:
Chonetoidea
Family:
Anopliidae
Formal Genus Name and Reference:
Saharonetes HAVLÍČEK, 1984, p. 84
Type Species:
S. saharensis, OD
Images
(Click to enlarge in a new window)
Fig. 253, 1a, b. S. ghanaensis Racheboeuf & others, ?Tournaisian, Ghana, ventral valve exterior, dorsal valve interior, X5 (Havlíček, 1984).
Synonyms
Geographic Distribution
Libya, Ghana
Age Range
Beginning Stage in Treatise Usage:
Lower Carboniferous (Tournaisian)
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
Lower Carboniferous (Viséan)
Ending International Stage:
Visean
Fraction Up In Ending Stage:
100
Ending Date:
330.34
Description
Shell gently concavoconvex, radial ornamentation costellate, costellae increase by bifurcation on ventral valve, by implantation in dorsal valve, spines orthomorph oblique, symmetrically arranged, ventral interarea flat, apsacline, dorsal one flat, almost linear, hypercline, pseudodeltidium present, chilidium unknown, small, oblique hinge teeth, interior dorsal without median septum, anderidia reduced, isolated on valve floor, anteriorly divergent at $90^{\\circ}$, cardinal process longitudinally depressed ventrally, inner socket ridges short, strongly bending posteriorly to fuse with cardinal process, pair of long, thin accessory septa, low, gently divergent at $25^{\\circ}$ to $45^{\\circ}$, extending about two-thirds valve length
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Class:
Strophomenata
Order:
Productida
Superfamily:
Chonetoidea
Family:
Anopliidae
Formal Genus Name and Reference:
Saharonetes HAVLÍČEK, 1984, p. 84
Type Species:
S. saharensis, OD
Images
(Click to enlarge in a new window)
Fig. 253, 1a, b. S. ghanaensis Racheboeuf & others, ?Tournaisian, Ghana, ventral valve exterior, dorsal valve interior, X5 (Havlíček, 1984).
Synonyms
Geographic Distribution
Libya, Ghana
Age Range
Beginning Stage in Treatise Usage:
Lower Carboniferous (Tournaisian)
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
Lower Carboniferous (Viséan)
Ending International Stage:
Visean
Fraction Up In Ending Stage:
100
Ending Date:
330.34
Description
Shell gently concavoconvex, radial ornamentation costellate, costellae increase by bifurcation on ventral valve, by implantation in dorsal valve, spines orthomorph oblique, symmetrically arranged, ventral interarea flat, apsacline, dorsal one flat, almost linear, hypercline, pseudodeltidium present, chilidium unknown, small, oblique hinge teeth, interior dorsal without median septum, anderidia reduced, isolated on valve floor, anteriorly divergent at $90^{\\circ}$, cardinal process longitudinally depressed ventrally, inner socket ridges short, strongly bending posteriorly to fuse with cardinal process, pair of long, thin accessory septa, low, gently divergent at $25^{\\circ}$ to $45^{\\circ}$, extending about two-thirds valve length