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Lisania
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Ptychopariida
Superfamily:
Marjumiacea
Family:
Pagodiidea
Formal Genus Name and Reference:
Lisania WALCOTT, 1911
Type Species:
Anomocarella? bura WALCOTR, 1905
Images
(Click to enlarge in a new window)
Fig. 231, 1a, b. *L. bura (Walcott), China(Shantung), la, b, cran., x5 (488).- Fig. 231, 1c-g. L. alala (WALCOTT), China(Shantung); ie,d, librigena; If,g, pyg.; all X4 (315)
Synonyms
Geographic Distribution
E.Asia
Age Range
Beginning Stage in Treatise Usage:
M.Cam.
Beginning International Stage:
Cambrian Stage 4
Fraction Up In Beginning Stage:
40
Beginning Date:
512.3
Ending Stage in Treatise Usage:
M.Cam.
Ending International Stage:
Guzhangian
Fraction Up In Ending Stage:
50
Ending Date:
498.75
Description
Glabella parallel-sided, front slightly rounded with 2 pairs of faint lateral furrows, palpebral furrows and eye ridges present, occipital spine may be present, eyes slightly above medium size, fixigenae downsloping, with palpebral areas about 0.3 of glabellar width, posterior areas small and short (tr.). Pygidium transverse, with axis and pleural fields of same width, 3 axial rings, 3 pleurae, border furrow shallow, border narrow (315).
References
Museum or Author Information
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Ptychopariida
Superfamily:
Marjumiacea
Family:
Pagodiidea
Formal Genus Name and Reference:
Lisania WALCOTT, 1911
Type Species:
Anomocarella? bura WALCOTR, 1905
Images
(Click to enlarge in a new window)
Fig. 231, 1a, b. *L. bura (Walcott), China(Shantung), la, b, cran., x5 (488).- Fig. 231, 1c-g. L. alala (WALCOTT), China(Shantung); ie,d, librigena; If,g, pyg.; all X4 (315)
Synonyms
Geographic Distribution
E.Asia
Age Range
Beginning Stage in Treatise Usage:
M.Cam.
Beginning International Stage:
Cambrian Stage 4
Fraction Up In Beginning Stage:
40
Beginning Date:
512.3
Ending Stage in Treatise Usage:
M.Cam.
Ending International Stage:
Guzhangian
Fraction Up In Ending Stage:
50
Ending Date:
498.75
Description
Glabella parallel-sided, front slightly rounded with 2 pairs of faint lateral furrows, palpebral furrows and eye ridges present, occipital spine may be present, eyes slightly above medium size, fixigenae downsloping, with palpebral areas about 0.3 of glabellar width, posterior areas small and short (tr.). Pygidium transverse, with axis and pleural fields of same width, 3 axial rings, 3 pleurae, border furrow shallow, border narrow (315).