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Kemeroviana
Classification
Phylum:
Arthropoda
Subphylum:
Crustacea (superclass)
Class:
Ostracoda
Order:
Podocopida
Suborder:
Podocopina
Superfamily:
Cytheracea
Family:
Tomiellidae
Formal Genus Name and Reference:
Kemeroviana Mandelstam in YAVORSKY, 1956, 238
Type Species:
*K. argulata
Images
(Click to enlarge in a new window)
Fig. 258,5. K. argulata, Kuznetsk, LV lat., X43 (238)
Synonyms
Geographic Distribution
USSR (Kuznetsk Basin)
Age Range
Beginning Stage in Treatise Usage:
Perm.
Beginning International Stage:
Asselian
Fraction Up In Beginning Stage:
0
Beginning Date:
298.89
Ending Stage in Treatise Usage:
Perm.
Ending International Stage:
Changhsingian
Fraction Up In Ending Stage:
100
Ending Date:
251.9
Description
Irregularly elliptical to rounded rectangular, LV larger than RV, ends usually equally high, rounded; dorsal margin straight or sloping toward posterior end, ventral margin obliquely convex; surface with weak ribs that tend to be diagonal. Muscle scars situated in subcentral transverse groove.
References
Museum or Author Information
Classification
Phylum:
Arthropoda
Subphylum:
Crustacea (superclass)
Class:
Ostracoda
Order:
Podocopida
Suborder:
Podocopina
Superfamily:
Cytheracea
Family:
Tomiellidae
Formal Genus Name and Reference:
Kemeroviana Mandelstam in YAVORSKY, 1956, 238
Type Species:
*K. argulata
Images
(Click to enlarge in a new window)
Fig. 258,5. K. argulata, Kuznetsk, LV lat., X43 (238)
Synonyms
Geographic Distribution
USSR (Kuznetsk Basin)
Age Range
Beginning Stage in Treatise Usage:
Perm.
Beginning International Stage:
Asselian
Fraction Up In Beginning Stage:
0
Beginning Date:
298.89
Ending Stage in Treatise Usage:
Perm.
Ending International Stage:
Changhsingian
Fraction Up In Ending Stage:
100
Ending Date:
251.9
Description
Irregularly elliptical to rounded rectangular, LV larger than RV, ends usually equally high, rounded; dorsal margin straight or sloping toward posterior end, ventral margin obliquely convex; surface with weak ribs that tend to be diagonal. Muscle scars situated in subcentral transverse groove.