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Taitzuia
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Ptychopariida
Superfamily:
Marjumiacea
Family:
Pagodiidea
Formal Genus Name and Reference:
Taitzuia Resser & ENDO, 1937
Type Species:
T. insueta
Images
(Click to enlarge in a new window)
Fig. 231, 7. *T. insueta, Manch., 7a, b, cran., x3 (37)
Synonyms
Geographic Distribution
NE.Asia
Age Range
Beginning Stage in Treatise Usage:
M.Cam.(Taitzuian)
Beginning International Stage:
Paibian
Fraction Up In Beginning Stage:
0
Beginning Date:
494.95
Ending Stage in Treatise Usage:
M.Cam.(Taitzuian)
Ending International Stage:
Jiangshanian
Fraction Up In Ending Stage:
0
Ending Date:
491.4
Description
Glabella parallel-sided, front nearly straight, without lateral furrows, palpebral furrows and eye ridges present, eyes of medium size, fixigenae horizontal, with palpebral areas less than 0.5 of glabellar width, posterior areas unknown. Librigenae and pygidium unknown.It was originally assigned to a Taitzuian regional stage that was considered by Kobayashi (1935, etc.) to be Middle Cambrian in Korea; but later work (give citation) has placed these into the Changshanian regional stage of Upper Cambrian (used here).
References
Museum or Author Information
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Ptychopariida
Superfamily:
Marjumiacea
Family:
Pagodiidea
Formal Genus Name and Reference:
Taitzuia Resser & ENDO, 1937
Type Species:
T. insueta
Images
(Click to enlarge in a new window)
Fig. 231, 7. *T. insueta, Manch., 7a, b, cran., x3 (37)
Synonyms
Geographic Distribution
NE.Asia
Age Range
Beginning Stage in Treatise Usage:
M.Cam.(Taitzuian)
Beginning International Stage:
Paibian
Fraction Up In Beginning Stage:
0
Beginning Date:
494.95
Ending Stage in Treatise Usage:
M.Cam.(Taitzuian)
Ending International Stage:
Jiangshanian
Fraction Up In Ending Stage:
0
Ending Date:
491.4
Description
Glabella parallel-sided, front nearly straight, without lateral furrows, palpebral furrows and eye ridges present, eyes of medium size, fixigenae horizontal, with palpebral areas less than 0.5 of glabellar width, posterior areas unknown. Librigenae and pygidium unknown.It was originally assigned to a Taitzuian regional stage that was considered by Kobayashi (1935, etc.) to be Middle Cambrian in Korea; but later work (give citation) has placed these into the Changshanian regional stage of Upper Cambrian (used here).