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Lamnimargus
Classification
Phylum:
Brachiopoda
Class:
Strophomenata
Order:
Productida
Superfamily:
Productoidea
Family:
Productellidae
Formal Genus Name and Reference:
Lamnimargus WATERHOUSE, 1975, p. 10
Type Species:
Marginifera himalayensis DIENER, 1899, p. 39, OD
Images
(Click to enlarge in a new window)
Fig. 293, 4a-e. *L. himalayensis (Diener), upper Lower Permian, $a, b$, lectotype (selected by Waterhouse, 1975) viewed ventrally, laterally, Kashmir, $\\mathrm{X}_{1}, c$, ventral view of shell with exfoliated, partially missing ventral valve, Spiti, $X_{1}$, $d, e$, external mold of dorsal valve, anteroventral view of shell, Spiti, X1 (Diener, 1899).
Synonyms
Geographic Distribution
Himalayas
Age Range
Beginning Stage in Treatise Usage:
upper Lower Permian (Kungurian)
Beginning International Stage:
Kungurian
Fraction Up In Beginning Stage:
0
Beginning Date:
283.3
Ending Stage in Treatise Usage:
upper Lower Permian (Kungurian)
Ending International Stage:
Kungurian
Fraction Up In Ending Stage:
100
Ending Date:
274.37
Description
Transverse with large ears forming wide hinge line, median sulcus originates near beak, disk reticulate, spines in Nepal, Pamirs
References
Museum or Author Information
Classification
Phylum:
Brachiopoda
Class:
Strophomenata
Order:
Productida
Superfamily:
Productoidea
Family:
Productellidae
Formal Genus Name and Reference:
Lamnimargus WATERHOUSE, 1975, p. 10
Type Species:
Marginifera himalayensis DIENER, 1899, p. 39, OD
Images
(Click to enlarge in a new window)
Fig. 293, 4a-e. *L. himalayensis (Diener), upper Lower Permian, $a, b$, lectotype (selected by Waterhouse, 1975) viewed ventrally, laterally, Kashmir, $\\mathrm{X}_{1}, c$, ventral view of shell with exfoliated, partially missing ventral valve, Spiti, $X_{1}$, $d, e$, external mold of dorsal valve, anteroventral view of shell, Spiti, X1 (Diener, 1899).
Synonyms
Geographic Distribution
Himalayas
Age Range
Beginning Stage in Treatise Usage:
upper Lower Permian (Kungurian)
Beginning International Stage:
Kungurian
Fraction Up In Beginning Stage:
0
Beginning Date:
283.3
Ending Stage in Treatise Usage:
upper Lower Permian (Kungurian)
Ending International Stage:
Kungurian
Fraction Up In Ending Stage:
100
Ending Date:
274.37
Description
Transverse with large ears forming wide hinge line, median sulcus originates near beak, disk reticulate, spines in Nepal, Pamirs