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Trachycardium
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Heterodonta
Order:
Veneroida
Superfamily:
Cardiacea
Family:
Cardiidae (cockles)
Subfamily:
Trachycardiinae
Formal Genus Name and Reference:
Trachycardium MÖRCH, 1853
Type Species:
Cardium isocardia Linné, 1758, SD von MARTENS, 1870
Images
(Click to enlarge in a new window)
Fig. E86,5. *T. (T.) isocardia (Linné), Rec., W.Indies, 5a-c, LV ext., int., RV int., X0.5 (5a,c, Perry, 5b, Keen).
Synonyms
Kathocardia
Geographic Distribution
tropic Am.
Age Range
Beginning Stage in Treatise Usage:
Eoc., Oligo.
Beginning International Stage:
Ypresian
Fraction Up In Beginning Stage:
0
Beginning Date:
56
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Outline nearly equilateral, height greater than length, hinge heavy, short, nearly straight
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Heterodonta
Order:
Veneroida
Superfamily:
Cardiacea
Family:
Cardiidae (cockles)
Subfamily:
Trachycardiinae
Formal Genus Name and Reference:
Trachycardium MÖRCH, 1853
Type Species:
Cardium isocardia Linné, 1758, SD von MARTENS, 1870
Images
(Click to enlarge in a new window)
Fig. E86,5. *T. (T.) isocardia (Linné), Rec., W.Indies, 5a-c, LV ext., int., RV int., X0.5 (5a,c, Perry, 5b, Keen).
Synonyms
Kathocardia
Geographic Distribution
tropic Am.
Age Range
Beginning Stage in Treatise Usage:
Eoc., Oligo.
Beginning International Stage:
Ypresian
Fraction Up In Beginning Stage:
0
Beginning Date:
56
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Outline nearly equilateral, height greater than length, hinge heavy, short, nearly straight