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Koldinioidia
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Ptychopariida
Superfamily:
Conocoryphacea
Family:
Shumardiidae
Formal Genus Name and Reference:
Koldinioidia KOBAYASHI, 1930
Type Species:
K. typicalis
Images
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Synonyms
Geographic Distribution
E.Asia
Age Range
Beginning Stage in Treatise Usage:
Upper Cambrian
Beginning International Stage:
Guzhangian
Fraction Up In Beginning Stage:
50
Beginning Date:
498.75
Ending Stage in Treatise Usage:
L.Ord.
Ending International Stage:
Floian
Fraction Up In Ending Stage:
100
Ending Date:
471.26
Description
parallel-sided to tapering glabella, narrower and shallower occipital and posterior border furrows, lacking transglabellar extension of the posterior pair of lateral furrows
References
Museum or Author Information
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Ptychopariida
Superfamily:
Conocoryphacea
Family:
Shumardiidae
Formal Genus Name and Reference:
Koldinioidia KOBAYASHI, 1930
Type Species:
K. typicalis
Images
(Click to enlarge in a new window)Synonyms
Geographic Distribution
E.Asia
Age Range
Beginning Stage in Treatise Usage:
Upper Cambrian
Beginning International Stage:
Guzhangian
Fraction Up In Beginning Stage:
50
Beginning Date:
498.75
Ending Stage in Treatise Usage:
L.Ord.
Ending International Stage:
Floian
Fraction Up In Ending Stage:
100
Ending Date:
471.26
Description
parallel-sided to tapering glabella, narrower and shallower occipital and posterior border furrows, lacking transglabellar extension of the posterior pair of lateral furrows