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Propeamussium
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Pteriomorphia
Order:
Pterioida
Suborder:
Pteriina
Superfamily:
Pectinacea (scallops and relatives)
Family:
Pectinidae (scallop family)
Subfamily:
Amusium group
Formal Genus Name and Reference:
Propeamussium de GREGORIO, 1884
Type Species:
Pecten (P.) ceciliae, OD
Images
(Click to enlarge in a new window)
Fig. C73,3a. * P. (P.) ceciliae (de Gregorio), Mio., Sicily, RV ext., (type) (imperfect, auricles lacking), * (de Gregorio, 1898), Fig. C73,3b. P. (P.) anconitanum (Foresti), L.Mio., Italy, RV ext., * (256e)
Synonyms
Geographic Distribution
L.Jur.-Rec., cosmop.
Age Range
Beginning Stage in Treatise Usage:
L.Jur.
Beginning International Stage:
Hettangian
Fraction Up In Beginning Stage:
0
Beginning Date:
201.36
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Small, thin, valves nearly equally convex, sculptured externally with concentric lines, LV commonly with radial striae or riblets, byssal notch moderately deep to slight, right anterior auricle of some shells with radial riblets, interior with radial riblets which usually extend to middle or to margin
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Pteriomorphia
Order:
Pterioida
Suborder:
Pteriina
Superfamily:
Pectinacea (scallops and relatives)
Family:
Pectinidae (scallop family)
Subfamily:
Amusium group
Formal Genus Name and Reference:
Propeamussium de GREGORIO, 1884
Type Species:
Pecten (P.) ceciliae, OD
Images
(Click to enlarge in a new window)
Fig. C73,3a. * P. (P.) ceciliae (de Gregorio), Mio., Sicily, RV ext., (type) (imperfect, auricles lacking), * (de Gregorio, 1898), Fig. C73,3b. P. (P.) anconitanum (Foresti), L.Mio., Italy, RV ext., * (256e)
Synonyms
Geographic Distribution
L.Jur.-Rec., cosmop.
Age Range
Beginning Stage in Treatise Usage:
L.Jur.
Beginning International Stage:
Hettangian
Fraction Up In Beginning Stage:
0
Beginning Date:
201.36
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Small, thin, valves nearly equally convex, sculptured externally with concentric lines, LV commonly with radial striae or riblets, byssal notch moderately deep to slight, right anterior auricle of some shells with radial riblets, interior with radial riblets which usually extend to middle or to margin