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Mansuyia
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Ptychopariida
Superfamily:
Damesellacea
Family:
Damesellidea
Formal Genus Name and Reference:
Mansuyia Sun, 1924, emend. SUN, 1935
Type Species:
M. orientalis
Images
(Click to enlarge in a new window)
Fig. 236, 2. *M. orientalis, China(Shantung), 2 a, b, ceph., pyg., x1.3, x2(a, 478, b, 419)"
Synonyms
Paramansuyella
Geographic Distribution
East Asia
Age Range
Beginning Stage in Treatise Usage:
Upper Cambrian(Kaolishan.)
Beginning International Stage:
Paibian
Fraction Up In Beginning Stage:
0
Beginning Date:
497
Ending Stage in Treatise Usage:
Upper Cambrian(Kaolishan.)
Ending International Stage:
Jiangshanian
Fraction Up In Ending Stage:
100
Ending Date:
491
Description
Glabella convex, narrow, with rounded front, lateral furrows faint, no pre- glabellar field, broad shallow anterior border furrow, narrow upturned anterior border, eye ridges faint, eyes opposite posterior 0.3 of glabella, fixigenae with palpebral areas 0.5 of glabellar width, posterior areas narrow (exsag.), librigenae narrow, rectangular, with long slender genal spines. Pygidium semicircular, axis tapered nearly full length, with 4 axial rings and terminal, may have 2 faint additional rings, pleural fields low, same in width as axis, with 4 pleurae and 4 or 5 pleural furrows, interpleural grooves obsolete, spines developed from posterior 0.5 of 1st pleurae and anterior 0.5 of 2 nd pleurae, border undeveloped
References
Museum or Author Information
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Ptychopariida
Superfamily:
Damesellacea
Family:
Damesellidea
Formal Genus Name and Reference:
Mansuyia Sun, 1924, emend. SUN, 1935
Type Species:
M. orientalis
Images
(Click to enlarge in a new window)
Fig. 236, 2. *M. orientalis, China(Shantung), 2 a, b, ceph., pyg., x1.3, x2(a, 478, b, 419)"
Synonyms
Paramansuyella
Geographic Distribution
East Asia
Age Range
Beginning Stage in Treatise Usage:
Upper Cambrian(Kaolishan.)
Beginning International Stage:
Paibian
Fraction Up In Beginning Stage:
0
Beginning Date:
497
Ending Stage in Treatise Usage:
Upper Cambrian(Kaolishan.)
Ending International Stage:
Jiangshanian
Fraction Up In Ending Stage:
100
Ending Date:
491
Description
Glabella convex, narrow, with rounded front, lateral furrows faint, no pre- glabellar field, broad shallow anterior border furrow, narrow upturned anterior border, eye ridges faint, eyes opposite posterior 0.3 of glabella, fixigenae with palpebral areas 0.5 of glabellar width, posterior areas narrow (exsag.), librigenae narrow, rectangular, with long slender genal spines. Pygidium semicircular, axis tapered nearly full length, with 4 axial rings and terminal, may have 2 faint additional rings, pleural fields low, same in width as axis, with 4 pleurae and 4 or 5 pleural furrows, interpleural grooves obsolete, spines developed from posterior 0.5 of 1st pleurae and anterior 0.5 of 2 nd pleurae, border undeveloped