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Pseudolimea
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Pteriomorphia
Order:
Pterioida
Suborder:
Pteriina
Superfamily:
Limacea
Family:
Limidae
Formal Genus Name and Reference:
Pseudolimea Arkell in Douglas & ARKELL, 1932, p. 161
Type Species:
Plagiostoma duplicata J. de C. SOWERBY, 1827, p. 114, OD
Images
(Click to enlarge in a new window)
Fig. C107,3. P. hettangiensis (Terquem), L.Jur.(L.Lias.), S. Switz., 3 a, b, RV ext., RV int., X1.3 (von Bistram, 1903).
Synonyms
Geographic Distribution
Trias.-U.Cret., cosmop.
Age Range
Beginning Stage in Treatise Usage:
Trias.
Beginning International Stage:
Induan
Fraction Up In Beginning Stage:
0
Beginning Date:
251.9
Ending Stage in Treatise Usage:
U.Cret.
Ending International Stage:
Maastrichtian
Fraction Up In Ending Stage:
100
Ending Date:
66.04
Description
Rather small, gibbose, obliquely ovate to orbicular, anterior umbonal ridge ill-defined, beaks near middle of moderately long cardinal area, ligament pit broad, hinge commonly with slightly oblique teeth occupying dorsal angles, but many specimens edentulous, ornament of angular ribs, commonly with thread in each interval.
References
Museum or Author Information
Classification
Phylum:
Mollusca
Class:
Bivalvia
Subclass:
Pteriomorphia
Order:
Pterioida
Suborder:
Pteriina
Superfamily:
Limacea
Family:
Limidae
Formal Genus Name and Reference:
Pseudolimea Arkell in Douglas & ARKELL, 1932, p. 161
Type Species:
Plagiostoma duplicata J. de C. SOWERBY, 1827, p. 114, OD
Images
(Click to enlarge in a new window)
Fig. C107,3. P. hettangiensis (Terquem), L.Jur.(L.Lias.), S. Switz., 3 a, b, RV ext., RV int., X1.3 (von Bistram, 1903).
Synonyms
Geographic Distribution
Trias.-U.Cret., cosmop.
Age Range
Beginning Stage in Treatise Usage:
Trias.
Beginning International Stage:
Induan
Fraction Up In Beginning Stage:
0
Beginning Date:
251.9
Ending Stage in Treatise Usage:
U.Cret.
Ending International Stage:
Maastrichtian
Fraction Up In Ending Stage:
100
Ending Date:
66.04
Description
Rather small, gibbose, obliquely ovate to orbicular, anterior umbonal ridge ill-defined, beaks near middle of moderately long cardinal area, ligament pit broad, hinge commonly with slightly oblique teeth occupying dorsal angles, but many specimens edentulous, ornament of angular ribs, commonly with thread in each interval.