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Cythereis
Classification
Phylum:
Arthropoda
Subphylum:
Crustacea (superclass)
Class:
Ostracoda
Order:
Podocopida
Suborder:
Podocopina
Superfamily:
Cytheracea
Family:
Trachyleberididae
Formal Genus Name and Reference:
Cythereis JONES, 1849
Type Species:
Cytherina ciliata Reuss, 1846 (=Cytherina ornatissima Reuss, 1846), SD Sutton & WILLIAMS, 1939
Images
(Click to enlarge in a new window)
Fig. 260,2. *C. ornatissima (Reuss), U.Cret.(Turon.), Ger., 2a, male LV lat., X50, 2b,c, female RV lat., X50, male RV lat., X60, 2d, RV dors.. X50 (380). -- Fig. 261,1. C. senckenbergi Triebel, L.Cret.(Hauteriv.), Ger., RV int., X50 (380).
Synonyms
Geographic Distribution
cosmop
Age Range
Beginning Stage in Treatise Usage:
L. Cret.
Beginning International Stage:
Berriasian
Fraction Up In Beginning Stage:
0
Beginning Date:
143.1
Ending Stage in Treatise Usage:
U.Cret.
Ending International Stage:
Maastrichtian
Fraction Up In Ending Stage:
100
Ending Date:
66.04
Description
Hinge paramphidont. Type-species has ornament of low reticulations, but as currently understood, genus includes all reticulate, costate and spinose members of family with paramphidont hinge and simple muscle scar (4 vertically arranged adductor impressions, with V-shaped antennal scar in front).
References
Jones, T. R., 1849, A monograph of the Entomostraca of the Cretaceous Formation of England: Palacontogr. Soc., Mon., 1849, 40 p., 7 pl. (London).
Museum or Author Information
Classification
Phylum:
Arthropoda
Subphylum:
Crustacea (superclass)
Class:
Ostracoda
Order:
Podocopida
Suborder:
Podocopina
Superfamily:
Cytheracea
Family:
Trachyleberididae
Formal Genus Name and Reference:
Cythereis JONES, 1849
Type Species:
Cytherina ciliata Reuss, 1846 (=Cytherina ornatissima Reuss, 1846), SD Sutton & WILLIAMS, 1939
Images
(Click to enlarge in a new window)
Fig. 260,2. *C. ornatissima (Reuss), U.Cret.(Turon.), Ger., 2a, male LV lat., X50, 2b,c, female RV lat., X50, male RV lat., X60, 2d, RV dors.. X50 (380). -- Fig. 261,1. C. senckenbergi Triebel, L.Cret.(Hauteriv.), Ger., RV int., X50 (380).
Synonyms
Geographic Distribution
cosmop
Age Range
Beginning Stage in Treatise Usage:
L. Cret.
Beginning International Stage:
Berriasian
Fraction Up In Beginning Stage:
0
Beginning Date:
143.1
Ending Stage in Treatise Usage:
U.Cret.
Ending International Stage:
Maastrichtian
Fraction Up In Ending Stage:
100
Ending Date:
66.04
Description
Hinge paramphidont. Type-species has ornament of low reticulations, but as currently understood, genus includes all reticulate, costate and spinose members of family with paramphidont hinge and simple muscle scar (4 vertically arranged adductor impressions, with V-shaped antennal scar in front).
References
Jones, T. R., 1849, A monograph of the Entomostraca of the Cretaceous Formation of England: Palacontogr. Soc., Mon., 1849, 40 p., 7 pl. (London).