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Eoverbeekina
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Fusulinina
Superfamily:
Fusulinacea
Family:
Verbeekinidae
Subfamily:
Verbeekininae
Formal Genus Name and Reference:
Eoverbeekina LEE, 1933 [1934], *1120, p. 18
Type Species:
E. intermedia, OD
Images
(Click to enlarge in a new window)
Fig. 323,3. *E. intermedia, Chihsia Ls., China, axial sec. of holotype, X12 (*1922)
Synonyms
Geographic Distribution
Perm., C.Am.-Asia(China)-Japan
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
Shell subspherical, tunnel singular in early volutions, dividing into 2 at 5th volution, foramina throughout length of shell in outer volutions, narrow chomata in inner volutions, rudimentary parachomata in outer volutions, spirotheca composed of tectum and keriotheca (*1120).
References
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Fusulinina
Superfamily:
Fusulinacea
Family:
Verbeekinidae
Subfamily:
Verbeekininae
Formal Genus Name and Reference:
Eoverbeekina LEE, 1933 [1934], *1120, p. 18
Type Species:
E. intermedia, OD
Images
(Click to enlarge in a new window)
Fig. 323,3. *E. intermedia, Chihsia Ls., China, axial sec. of holotype, X12 (*1922)
Synonyms
Geographic Distribution
Perm., C.Am.-Asia(China)-Japan
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
Shell subspherical, tunnel singular in early volutions, dividing into 2 at 5th volution, foramina throughout length of shell in outer volutions, narrow chomata in inner volutions, rudimentary parachomata in outer volutions, spirotheca composed of tectum and keriotheca (*1120).