Welcome to the Treatise on Invertebrate Paleontology!
Please enter a genera name to retrieve more information.
Paraplicanoplia
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Spiriferida
Superfamily:
Reticularioidea
Family:
Elythidae
Formal Genus Name and Reference:
Paraplicanoplia XU, 1977a, p. 67
Type Species:
P. nana, OD
Images
(Click to enlarge in a new window)
Fig. 1248, 1a-c. *P. nana, Tangxiang Formation, lower Eifelian, Guangxi, southern China, dorsal valve exterior, ventral valve interior, dorsal valve interior, X10 (Xian, 1987).——Fig. 1248, 1d-f. P. infima (Havlíček), Chotec Limestone, lower Eifelian, Bohemia, ventral valve exterior, ventral valve interior, dorsal valve interior, X7 (Havlíček, 1977).
Synonyms
Imatrypa
Geographic Distribution
Bohemia, China
Age Range
Beginning Stage in Treatise Usage:
Lower Devonian (upper Pragian)
Beginning International Stage:
Pragian
Fraction Up In Beginning Stage:
50
Beginning Date:
411.46
Ending Stage in Treatise Usage:
Middle Devonian (lower Eifelian)
Ending International Stage:
Eifelian
Fraction Up In Ending Stage:
50
Ending Date:
389.8
Description
Very small shell, subquadrate or slightly elongate, planoconvex or subbiconvex posteriorly, concavoconvex anteriorly, ventral interarea apsacline, dorsal interarea anacline, ventral valve variably sulcate, radial ornament of narrow costae with wide, flat interspaces, interior of both valves with well-developed peripheral ridge, median septum
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Class:
Rhynchonellata
Order:
Spiriferida
Superfamily:
Reticularioidea
Family:
Elythidae
Formal Genus Name and Reference:
Paraplicanoplia XU, 1977a, p. 67
Type Species:
P. nana, OD
Images
(Click to enlarge in a new window)
Fig. 1248, 1a-c. *P. nana, Tangxiang Formation, lower Eifelian, Guangxi, southern China, dorsal valve exterior, ventral valve interior, dorsal valve interior, X10 (Xian, 1987).——Fig. 1248, 1d-f. P. infima (Havlíček), Chotec Limestone, lower Eifelian, Bohemia, ventral valve exterior, ventral valve interior, dorsal valve interior, X7 (Havlíček, 1977).
Synonyms
Imatrypa
Geographic Distribution
Bohemia, China
Age Range
Beginning Stage in Treatise Usage:
Lower Devonian (upper Pragian)
Beginning International Stage:
Pragian
Fraction Up In Beginning Stage:
50
Beginning Date:
411.46
Ending Stage in Treatise Usage:
Middle Devonian (lower Eifelian)
Ending International Stage:
Eifelian
Fraction Up In Ending Stage:
50
Ending Date:
389.8
Description
Very small shell, subquadrate or slightly elongate, planoconvex or subbiconvex posteriorly, concavoconvex anteriorly, ventral interarea apsacline, dorsal interarea anacline, ventral valve variably sulcate, radial ornament of narrow costae with wide, flat interspaces, interior of both valves with well-developed peripheral ridge, median septum