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Estheriella
Classification
Phylum:
Arthropoda
Subphylum:
Crustacea (superclass)
Class:
Branchiopoda
Subclass:
Diplostraca
Order:
Conchostraca
Suborder:
Spinicaudata
Superfamily:
Estherielloidea
Family:
Estheriellidae
Subfamily:
Estheriellinae
Formal Genus Name and Reference:
Estheriella WEISS, 1875
Type Species:
*Posidonomya nodocostata Giebel, 1857 (=Estheriella costata WEISS, 1875, OD
Images
(Click to enlarge in a new window)
Fig. 54, 4a. *E. nodocostata (Giebel), Durrenberg, right valve, X10 (53). -- Fig. 54,4b. E. camerouni Defretin, L.Cret., N.Cameroun, valve showing details of radiating costae, X75 (35)
Synonyms
Congestheriella, Mesoleaia, Pteriograpta, Tancrediella, Pseudoestheriella, Angolestheriella, Camerunograpta
Geographic Distribution
Ger. (Sachsen), W.Afr.
Age Range
Beginning Stage in Treatise Usage:
L.Trias.(Bunter),
Beginning International Stage:
Induan
Fraction Up In Beginning Stage:
0
Beginning Date:
251.9
Ending Stage in Treatise Usage:
L.Cret.(Weald)
Ending International Stage:
Barremian
Fraction Up In Ending Stage:
50
Ending Date:
123.95
Description
Carapace suboval to subelliptical, with several (usually 7 to 12) nodose radiating costae, weak on anterior and posterior sides
References
Weiss, C. E., 1875, Notes on Estheria (Estheriella) costata and Estheria (Estheriella) lineata Weiss: Deutsch. Geol. Gesell., Zeitschr., v. 27, p. 710-712.
Museum or Author Information
Classification
Phylum:
Arthropoda
Subphylum:
Crustacea (superclass)
Class:
Branchiopoda
Subclass:
Diplostraca
Order:
Conchostraca
Suborder:
Spinicaudata
Superfamily:
Estherielloidea
Family:
Estheriellidae
Subfamily:
Estheriellinae
Formal Genus Name and Reference:
Estheriella WEISS, 1875
Type Species:
*Posidonomya nodocostata Giebel, 1857 (=Estheriella costata WEISS, 1875, OD
Images
(Click to enlarge in a new window)
Fig. 54, 4a. *E. nodocostata (Giebel), Durrenberg, right valve, X10 (53). -- Fig. 54,4b. E. camerouni Defretin, L.Cret., N.Cameroun, valve showing details of radiating costae, X75 (35)
Synonyms
Congestheriella, Mesoleaia, Pteriograpta, Tancrediella, Pseudoestheriella, Angolestheriella, Camerunograpta
Geographic Distribution
Ger. (Sachsen), W.Afr.
Age Range
Beginning Stage in Treatise Usage:
L.Trias.(Bunter),
Beginning International Stage:
Induan
Fraction Up In Beginning Stage:
0
Beginning Date:
251.9
Ending Stage in Treatise Usage:
L.Cret.(Weald)
Ending International Stage:
Barremian
Fraction Up In Ending Stage:
50
Ending Date:
123.95
Description
Carapace suboval to subelliptical, with several (usually 7 to 12) nodose radiating costae, weak on anterior and posterior sides
References
Weiss, C. E., 1875, Notes on Estheria (Estheriella) costata and Estheria (Estheriella) lineata Weiss: Deutsch. Geol. Gesell., Zeitschr., v. 27, p. 710-712.