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Amphoton
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Corynexochida
Superfamily:
Unknown
Family:
Dolichometopidae
Formal Genus Name and Reference:
Amphoton Lorenz, 1906
Type Species:
*Dolichometopus deois Walcott, 1905, SD KOBAYASHI, 1935
Images
(Click to enlarge in a new window)
Fig. 163, 5. *A. (A.) deois (Walcott), ?Shantung, exoskel., x2 (101)"
Synonyms
Geographic Distribution
E.Asia-E.Austral.
Age Range
Beginning Stage in Treatise Usage:
M.Cam.
Beginning International Stage:
Cambrian Stage 4
Fraction Up In Beginning Stage:
0
Beginning Date:
512.3
Ending Stage in Treatise Usage:
M.Cam.
Ending International Stage:
Guzhangian
Fraction Up In Ending Stage:
0
Ending Date:
498.75
Description
Heteropygous, Glabella subcylindrical, extended to anterior border, occipital ring well defined, palpebral areas of fixigenae narrow, palpebral lobes slightly curved, upturned cephalic border narrow, Thorax with 7 segments bearing pointed pleurae, Pygidium with well-defined border and smooth outer surface.
References
Museum or Author Information
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Corynexochida
Superfamily:
Unknown
Family:
Dolichometopidae
Formal Genus Name and Reference:
Amphoton Lorenz, 1906
Type Species:
*Dolichometopus deois Walcott, 1905, SD KOBAYASHI, 1935
Images
(Click to enlarge in a new window)
Fig. 163, 5. *A. (A.) deois (Walcott), ?Shantung, exoskel., x2 (101)"
Synonyms
Geographic Distribution
E.Asia-E.Austral.
Age Range
Beginning Stage in Treatise Usage:
M.Cam.
Beginning International Stage:
Cambrian Stage 4
Fraction Up In Beginning Stage:
0
Beginning Date:
512.3
Ending Stage in Treatise Usage:
M.Cam.
Ending International Stage:
Guzhangian
Fraction Up In Ending Stage:
0
Ending Date:
498.75
Description
Heteropygous, Glabella subcylindrical, extended to anterior border, occipital ring well defined, palpebral areas of fixigenae narrow, palpebral lobes slightly curved, upturned cephalic border narrow, Thorax with 7 segments bearing pointed pleurae, Pygidium with well-defined border and smooth outer surface.