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Costiferina
Classification
Phylum:
Brachiopoda
Class:
Strophomenata
Order:
Productida
Superfamily:
Productoidea
Family:
Productellidae
Formal Genus Name and Reference:
Costiferina Muir-Wood & COOPER, 1960, p. 277
Type Species:
Productus indicus WAAGEN, 1884, p. 687, OD
Images
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Fig. 292, 3a-c. * C. indica (Waagen), Upper Permian, upper Productus Limestone, Salt Range, Pakistan, ventral valve viewed posteroventrally, anteriorly, laterally, X1 (Muir-Wood & Cooper, 1960).-Fig. 292, 3d-f. C. vishnu (Waagen), Permian, upper Productus Limestone, Salt Range, Pakistan, $d$, ventral valve interior, x1}^{\\text {1 }}$, $e, f$, dorsal valve interior, lateral view, x1}^{\\text { (Muir- }}$Wood & Cooper, 1960).
Synonyms
Geographic Distribution
Pakistan, Western Australia, southeastern Asia, China
Age Range
Beginning Stage in Treatise Usage:
Upper Lower Permian (Artinskian)
Beginning International Stage:
Artinskian
Fraction Up In Beginning Stage:
0
Beginning Date:
290.51
Ending Stage in Treatise Usage:
Upper Permian (Kazanian)
Ending International Stage:
Roadian
Fraction Up In Ending Stage:
100
Ending Date:
269.21
Description
Larger medium size, transverse in ventral outline, with well-defined ears, ventral profile strongly, but evenly convex, dorsal disk almost flat, geniculate with trail, ribbing originates near umbo, widening to coarsely irregular on trail, disks reticulate, spines large, on ears, in row separating ears and on trail, dorsal lateral ridges bend sharply to separate ears, continue as marginal ridge, adductor scars large with anterior and posterior components, long median septum, valves thick shelled.