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Rugauris

Classification

    Phylum:  
Brachiopoda
    Subphylum:  
Rhynchonelliformea
    Class:  
Strophomenata
    Order:  
Productida
    Suborder:  
Productidina
    Superfamily:  
Productoidea
    Family:  
Productellidae
    Subfamily:  
Plicatiferinae (Tribe Rugaurini)
    Formal Genus Name and Reference:  
Rugauris Muir-Wood & COOPER, 1960, p. 193
    Type Species:  
R. paucispina, OD


Images

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Fossil Image
Fig . 305,1a–f. *R. paucispina, Hastarian, Iowa; a–d, holotype, ventral, anterior, posterior, lateral views of ventral valve, USNM 79477a, ×1; e, replica of dorsal valve exterior, ×1; f, dorsal valve interior, ×1 (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




References



Museum or Author Information

USNM, Muir-Wood & Cooper, 1960