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Haplophragmium
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Textulariina
Superfamily:
Lituolacea
Family:
Lituolidae
Subfamily:
Lituolinae
Formal Genus Name and Reference:
Haplophragmium REUSS, 1860, p. 217
Type Species:
Spirolina aequalis Roemer, 1841, *1583, p. 98, SD CUSHMAN, 1920, *411b, p. 67
Images
(Click to enlarge in a new window)
Fig. 155,3. *H. aequale (Roemer), L.Cret.(Hauteriv.), Ger., 3a-c, opposite sides and top view of topotype, * (*2117). --Fig. 155.4. H. lueckei (Cushman & Hedberg), U.Cret., S.Am.(Colom.), 4a-c, opposite sides and top of holotype, * (*2117)
Synonyms
Bulbobaculites
Geographic Distribution
Eu.-N. Am.-S.Am.
Age Range
Beginning Stage in Treatise Usage:
M.Jur.
Beginning International Stage:
Aalenian
Fraction Up In Beginning Stage:
0
Beginning Date:
174.7
Ending Stage in Treatise Usage:
U.Cret.
Ending International Stage:
Maastrichtian
Fraction Up In Ending Stage:
100
Ending Date:
66.04
Description
Early portion streptospirally coiled, later rectilinear, interior simple, aperture rounded, single, terminal. [Haplophragmium differs from Ammobaculites in its early streptospiral coil.]
References
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Textulariina
Superfamily:
Lituolacea
Family:
Lituolidae
Subfamily:
Lituolinae
Formal Genus Name and Reference:
Haplophragmium REUSS, 1860, p. 217
Type Species:
Spirolina aequalis Roemer, 1841, *1583, p. 98, SD CUSHMAN, 1920, *411b, p. 67
Images
(Click to enlarge in a new window)
Fig. 155,3. *H. aequale (Roemer), L.Cret.(Hauteriv.), Ger., 3a-c, opposite sides and top view of topotype, * (*2117). --Fig. 155.4. H. lueckei (Cushman & Hedberg), U.Cret., S.Am.(Colom.), 4a-c, opposite sides and top of holotype, * (*2117)
Synonyms
Bulbobaculites
Geographic Distribution
Eu.-N. Am.-S.Am.
Age Range
Beginning Stage in Treatise Usage:
M.Jur.
Beginning International Stage:
Aalenian
Fraction Up In Beginning Stage:
0
Beginning Date:
174.7
Ending Stage in Treatise Usage:
U.Cret.
Ending International Stage:
Maastrichtian
Fraction Up In Ending Stage:
100
Ending Date:
66.04
Description
Early portion streptospirally coiled, later rectilinear, interior simple, aperture rounded, single, terminal. [Haplophragmium differs from Ammobaculites in its early streptospiral coil.]