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Omphalocyclus
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Orbitoidacea
Family:
Orbitoididae
Formal Genus Name and Reference:
Omphalocyclus BRONN, 1852, *214a, p. 95
Type Species:
Orbltlites macroporus LAMARCK, 1816, *1088, p. 197; OD
Images
(Click to enlarge in a new window)
Fig. 584,2. *0. (0.) macmp0rtls (LAMARCK), Cuba; 2a,b, equat. sec., vert. sec., X40, X20 (ยท2113c)
Synonyms
Geographic Distribution
Carib, Asia
Age Range
Beginning Stage in Treatise Usage:
U.Cret.
Beginning International Stage:
Cenomanian
Fraction Up In Beginning Stage:
0
Beginning Date:
100.5
Ending Stage in Treatise Usage:
U.Cret.
Ending International Stage:
Maastrichtian
Fraction Up In Ending Stage:
100
Ending Date:
66.04
Description
Embryonic chambers of megalospheric generation similar to those of Orbitoides, but with lateral chambers of same kind and not differentiated from equatorial chambers
References
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Orbitoidacea
Family:
Orbitoididae
Formal Genus Name and Reference:
Omphalocyclus BRONN, 1852, *214a, p. 95
Type Species:
Orbltlites macroporus LAMARCK, 1816, *1088, p. 197; OD
Images
(Click to enlarge in a new window)
Fig. 584,2. *0. (0.) macmp0rtls (LAMARCK), Cuba; 2a,b, equat. sec., vert. sec., X40, X20 (ยท2113c)
Synonyms
Geographic Distribution
Carib, Asia
Age Range
Beginning Stage in Treatise Usage:
U.Cret.
Beginning International Stage:
Cenomanian
Fraction Up In Beginning Stage:
0
Beginning Date:
100.5
Ending Stage in Treatise Usage:
U.Cret.
Ending International Stage:
Maastrichtian
Fraction Up In Ending Stage:
100
Ending Date:
66.04
Description
Embryonic chambers of megalospheric generation similar to those of Orbitoides, but with lateral chambers of same kind and not differentiated from equatorial chambers