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Lagena
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Nodosariacea
Family:
Nodosariidae
Subfamily:
Nodosariinae
Formal Genus Name and Reference:
Lagena Walker & Jacob in KANMACHER, 1798, *1011, p. 634
Type Species:
Serpula (Lagena) sulcata Walker & Jacob, 1798, SD Parker & JONES, 1859, *1417b, p. 337
Images
(Click to enlarge in a new window)
Fig. 404,11. *L. sulcata (Walker & Jacob), Rec., S.Pac., 11a,b, side, top views, X80 (*200). --Fig. 404,12. L. mollis Cushman, Rec., Baffin Is., X102 (*2117).
Synonyms
Geographic Distribution
cosmop.
Age Range
Beginning Stage in Treatise Usage:
Jur.
Beginning International Stage:
Hettangian
Fraction Up In Beginning Stage:
0
Beginning Date:
201.36
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Test unilocular, rarely 2 or more chambers, surface variously ornamented, aperture on elongate neck which may have phialine lip, not radiate. [Differences in chamber shape are here regarded as of specific, not generic, value, hence the elongate forms (e.g., "Amphorina," "Procerolagena," Fig. 404,11), are considered congeneric.]
References
Kanmacher, Frederick, 1798, Adam's Essays on the microscope; the second edition, with considerable additions and improvements: Dillon \& Keating (London).
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Rotalina
Superfamily:
Nodosariacea
Family:
Nodosariidae
Subfamily:
Nodosariinae
Formal Genus Name and Reference:
Lagena Walker & Jacob in KANMACHER, 1798, *1011, p. 634
Type Species:
Serpula (Lagena) sulcata Walker & Jacob, 1798, SD Parker & JONES, 1859, *1417b, p. 337
Images
(Click to enlarge in a new window)
Fig. 404,11. *L. sulcata (Walker & Jacob), Rec., S.Pac., 11a,b, side, top views, X80 (*200). --Fig. 404,12. L. mollis Cushman, Rec., Baffin Is., X102 (*2117).
Synonyms
Geographic Distribution
cosmop.
Age Range
Beginning Stage in Treatise Usage:
Jur.
Beginning International Stage:
Hettangian
Fraction Up In Beginning Stage:
0
Beginning Date:
201.36
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Test unilocular, rarely 2 or more chambers, surface variously ornamented, aperture on elongate neck which may have phialine lip, not radiate. [Differences in chamber shape are here regarded as of specific, not generic, value, hence the elongate forms (e.g., "Amphorina," "Procerolagena," Fig. 404,11), are considered congeneric.]
References
Kanmacher, Frederick, 1798, Adam's Essays on the microscope; the second edition, with considerable additions and improvements: Dillon \& Keating (London).