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Claraia
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Pteriomorphia
Order:
Pterioida
Suborder:
Pteriina
Superfamily:
Pectinacea (scallops and relatives)
Family:
Aviculopectinidae
Subfamily:
Aviculopectininae
Formal Genus Name and Reference:
Claraia BITTNER, 1901, p. 568
Type Species:
Posidonomya clarae von Hauer, 1850, p. 112 (ex Emmrich: 1844, nom. nud.), SD DIENER, 1923, p. 38
Images
(Click to enlarge in a new window)
Fig. C60,4. *C. clarae (VON HAUER), Werfen beds, S.Tyrol; 4a, LV ext., XI (Wittenburg, 1910); 4b, RV ext., XI (60). [CoxJ
Synonyms
Geographic Distribution
cosmop.
Age Range
Beginning Stage in Treatise Usage:
L.Trias.
Beginning International Stage:
Induan
Fraction Up In Beginning Stage:
0
Beginning Date:
251.9
Ending Stage in Treatise Usage:
L.Trias.
Ending International Stage:
Olenekian
Fraction Up In Ending Stage:
100
Ending Date:
246.7
Description
Medium-sized, suborbicular, prosocline, LV feebly convex, with narrow, slightly protruding umbo, RV flat or feebly convex, posterior wings obtuse, left anterior wing small, acute, earlike, right anterior auricle small, subauricular notch narrow, widening inward, ornament of irregular concentric folds, and of faint radial costellae in some specimens, small attachment scar usually present
References
Bittner, Alexander, 1901, Lamellibranchiaten aus der Trias des Bakonyer Waldes: Wiss. Erforsch. Balatonsees, Result., v. 1, pt. 1, Anhang, Palaeont., v. 2, pt. 3, 107 p., 9 pl.
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Pteriomorphia
Order:
Pterioida
Suborder:
Pteriina
Superfamily:
Pectinacea (scallops and relatives)
Family:
Aviculopectinidae
Subfamily:
Aviculopectininae
Formal Genus Name and Reference:
Claraia BITTNER, 1901, p. 568
Type Species:
Posidonomya clarae von Hauer, 1850, p. 112 (ex Emmrich: 1844, nom. nud.), SD DIENER, 1923, p. 38
Images
(Click to enlarge in a new window)
Fig. C60,4. *C. clarae (VON HAUER), Werfen beds, S.Tyrol; 4a, LV ext., XI (Wittenburg, 1910); 4b, RV ext., XI (60). [CoxJ
Synonyms
Geographic Distribution
cosmop.
Age Range
Beginning Stage in Treatise Usage:
L.Trias.
Beginning International Stage:
Induan
Fraction Up In Beginning Stage:
0
Beginning Date:
251.9
Ending Stage in Treatise Usage:
L.Trias.
Ending International Stage:
Olenekian
Fraction Up In Ending Stage:
100
Ending Date:
246.7
Description
Medium-sized, suborbicular, prosocline, LV feebly convex, with narrow, slightly protruding umbo, RV flat or feebly convex, posterior wings obtuse, left anterior wing small, acute, earlike, right anterior auricle small, subauricular notch narrow, widening inward, ornament of irregular concentric folds, and of faint radial costellae in some specimens, small attachment scar usually present
References
Bittner, Alexander, 1901, Lamellibranchiaten aus der Trias des Bakonyer Waldes: Wiss. Erforsch. Balatonsees, Result., v. 1, pt. 1, Anhang, Palaeont., v. 2, pt. 3, 107 p., 9 pl.