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Oepikites
Classification
Phylum:
Brachiopoda
Class:
Lingulata
Order:
Lingulida
Superfamily:
Linguloidea
Family:
Obolidae
Formal Genus Name and Reference:
Oepikites Khazanovitch & Popov in Khazanovich, Popov, & MELNIKOVA, 1984, p. 40
Type Species:
O. macilentus, OD
Images
(Click to enlarge in a new window)
Fig. 17, 3a-c. $* O$. macilentus, Sablinka Formation, Middle Cambrian, Ingria, $a$, ventral valve interior, Sarya River, CNIGR 61/12348, X6.7, b, dorsal valve interior, Sarya River, CNIGR 62/12348, X6.7, $c$, dorsal valve exterior, Tosna River, CNIGR 58/12348, X6.7 (Popov & others, 1989)., ——FIG. 17, 3d, e. O. triquetrus Popov & Khazanovitch, Ladoga Formation, Upper Cambrian, Syas River, Ingria, $d$, ventral valve interior, CNIGR 67/12348, X5, $e$, holotype, dorsal valve interior, CNIGR 72/12348, x6.7$ (Popov & others, 1989).
Synonyms
Geographic Distribution
Estonia, Russia (Ingria, Moscow basin, Altai), Sweden, ?USA (Texas)
Age Range
Beginning Stage in Treatise Usage:
Middle Cambrian
Beginning International Stage:
Wuliuan
Fraction Up In Beginning Stage:
0
Beginning Date:
509
Ending Stage in Treatise Usage:
Upper Cambrian
Ending International Stage:
Cambrian Stage 10
Fraction Up In Ending Stage:
100
Ending Date:
486.85
Description
Shell subacuminate, elongate oval to subtriangular, unequivalved, propareas of both valves high, with well-defined flexure lines, visceral areas of both valves slightly thickened, bisected by short median ridge, with long anterior projection, vascula lateralia of both valves submarginal, arcuate, vascula media short, divergent.
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Class:
Lingulata
Order:
Lingulida
Superfamily:
Linguloidea
Family:
Obolidae
Formal Genus Name and Reference:
Oepikites Khazanovitch & Popov in Khazanovich, Popov, & MELNIKOVA, 1984, p. 40
Type Species:
O. macilentus, OD
Images
(Click to enlarge in a new window)
Fig. 17, 3a-c. $* O$. macilentus, Sablinka Formation, Middle Cambrian, Ingria, $a$, ventral valve interior, Sarya River, CNIGR 61/12348, X6.7, b, dorsal valve interior, Sarya River, CNIGR 62/12348, X6.7, $c$, dorsal valve exterior, Tosna River, CNIGR 58/12348, X6.7 (Popov & others, 1989)., ——FIG. 17, 3d, e. O. triquetrus Popov & Khazanovitch, Ladoga Formation, Upper Cambrian, Syas River, Ingria, $d$, ventral valve interior, CNIGR 67/12348, X5, $e$, holotype, dorsal valve interior, CNIGR 72/12348, x6.7$ (Popov & others, 1989).
Synonyms
Geographic Distribution
Estonia, Russia (Ingria, Moscow basin, Altai), Sweden, ?USA (Texas)
Age Range
Beginning Stage in Treatise Usage:
Middle Cambrian
Beginning International Stage:
Wuliuan
Fraction Up In Beginning Stage:
0
Beginning Date:
509
Ending Stage in Treatise Usage:
Upper Cambrian
Ending International Stage:
Cambrian Stage 10
Fraction Up In Ending Stage:
100
Ending Date:
486.85
Description
Shell subacuminate, elongate oval to subtriangular, unequivalved, propareas of both valves high, with well-defined flexure lines, visceral areas of both valves slightly thickened, bisected by short median ridge, with long anterior projection, vascula lateralia of both valves submarginal, arcuate, vascula media short, divergent.