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Sinorthis
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Orthida
Superfamily:
Orthoidea
Family:
Orthidae
Formal Genus Name and Reference:
Sinorthis WANG, 1955b, p. 327
Type Species:
S. typica, OD
Images
(Click to enlarge in a new window)
Fig. 524, 4a-g. *S. typica, Arenig, southern China, $a-e$, ventral, dorsal, anterior, posterior, lateral views of conjoined valves, $\\mathbf{\\mathbf { X } _ { 3 }}$, $f$, ventral interior, $X_{3}, ~ g$, dorsal interior, $X_{3}$ (Wang, 1955b).
Synonyms
Yichangorthis
Geographic Distribution
southern China, France
Age Range
Beginning Stage in Treatise Usage:
Lower Ordovician (Arenig)
Beginning International Stage:
Floian
Fraction Up In Beginning Stage:
0
Beginning Date:
477.08
Ending Stage in Treatise Usage:
Lower Ordovician (Arenig)
Ending International Stage:
Floian
Fraction Up In Ending Stage:
100
Ending Date:
471.26
Description
Ramicostellate, dental plates narrowly divergent, flanking elongate bilobed ventral muscle scar, brachiophores widely divergent
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Orthida
Superfamily:
Orthoidea
Family:
Orthidae
Formal Genus Name and Reference:
Sinorthis WANG, 1955b, p. 327
Type Species:
S. typica, OD
Images
(Click to enlarge in a new window)
Fig. 524, 4a-g. *S. typica, Arenig, southern China, $a-e$, ventral, dorsal, anterior, posterior, lateral views of conjoined valves, $\\mathbf{\\mathbf { X } _ { 3 }}$, $f$, ventral interior, $X_{3}, ~ g$, dorsal interior, $X_{3}$ (Wang, 1955b).
Synonyms
Yichangorthis
Geographic Distribution
southern China, France
Age Range
Beginning Stage in Treatise Usage:
Lower Ordovician (Arenig)
Beginning International Stage:
Floian
Fraction Up In Beginning Stage:
0
Beginning Date:
477.08
Ending Stage in Treatise Usage:
Lower Ordovician (Arenig)
Ending International Stage:
Floian
Fraction Up In Ending Stage:
100
Ending Date:
471.26
Description
Ramicostellate, dental plates narrowly divergent, flanking elongate bilobed ventral muscle scar, brachiophores widely divergent