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Cyprois
Classification
Phylum:
Arthropoda
Subphylum:
Crustacea (superclass)
Class:
Ostracoda
Order:
Podocopida
Suborder:
Podocopina
Superfamily:
Cypridacea
Family:
Notodromadidae
Formal Genus Name and Reference:
Cyprois ZENKER, 1854
Type Species:
*Cypris marginata STRAUSS, 1821
Images
(Click to enlarge in a new window)
Fig. 152,4. *C. marginata (STRAUSS), Rec., Eu.; 4a,b, LV lat., RV int., ×30, 4c, muscle-scar pattern, × 50, 4d-e, female and male carapace L, ×30, 4f, male carapace dors., ×30, 4g, female LV int. ant. margin, ×60 (256)
Synonyms
Geographic Distribution
Eu.-N.Am.
Age Range
Beginning Stage in Treatise Usage:
Paleoc.
Beginning International Stage:
Danian
Fraction Up In Beginning Stage:
0
Beginning Date:
66.04
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Subovate, moderately convex, dorsum strongly arched, flattened on anterior slope, venter slightly concave, front margin broadly rounded but rear bluntly pointed, extended below; anterior and ventral marginal areas compressed; LV slightly larger than RV; surface smooth. Inner lamellae broad anteriorly; radial canals numerous toward front, fewer at rear (68). [Fresh-water.]
References
Museum or Author Information
Classification
Phylum:
Arthropoda
Subphylum:
Crustacea (superclass)
Class:
Ostracoda
Order:
Podocopida
Suborder:
Podocopina
Superfamily:
Cypridacea
Family:
Notodromadidae
Formal Genus Name and Reference:
Cyprois ZENKER, 1854
Type Species:
*Cypris marginata STRAUSS, 1821
Images
(Click to enlarge in a new window)
Fig. 152,4. *C. marginata (STRAUSS), Rec., Eu.; 4a,b, LV lat., RV int., ×30, 4c, muscle-scar pattern, × 50, 4d-e, female and male carapace L, ×30, 4f, male carapace dors., ×30, 4g, female LV int. ant. margin, ×60 (256)
Synonyms
Geographic Distribution
Eu.-N.Am.
Age Range
Beginning Stage in Treatise Usage:
Paleoc.
Beginning International Stage:
Danian
Fraction Up In Beginning Stage:
0
Beginning Date:
66.04
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Subovate, moderately convex, dorsum strongly arched, flattened on anterior slope, venter slightly concave, front margin broadly rounded but rear bluntly pointed, extended below; anterior and ventral marginal areas compressed; LV slightly larger than RV; surface smooth. Inner lamellae broad anteriorly; radial canals numerous toward front, fewer at rear (68). [Fresh-water.]