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Rugauris
Classification
Phylum:
Brachiopoda
Class:
Strophomenata
Order:
Productida
Superfamily:
Productoidea
Family:
Productellidae
Formal Genus Name and Reference:
Rugauris Muir-Wood & COOPER, 1960, p. 193
Type Species:
R. paucispina, OD
Images
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Fig. 305, $1 a-f .* R$. paucispina, Hastarian, Iowa, $a-d$, holotype, ventral, anterior, posterior, lateral views of ventral valve, USNM 79477a, $\\boldsymbol{X}$, $e$, replica of dorsal valve exterior, x1}^{2}, f$, dorsal valve interior, x1}^{2}$ (Muir-Wood & Cooper, 1960).
Synonyms
Geographic Distribution
USA, Russia, eastern Australia, Canada, ?San Salvador
Age Range
Beginning Stage in Treatise Usage:
Lower Carboniferous (Hastarian)
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
Lower Carboniferous (Hastarian)
Ending International Stage:
Tournaisian
Fraction Up In Ending Stage:
80.6
Ending Date:
349.17
Description
Medium size, semicircular outline, gently concavoconvex profile, rugae numerous, narrow, covering disks, fine low-angled spines cover ventral valve, dorsal valve dimpled, few spines, lateral ridges subparallel to hinge