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Rhodotypiscus
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Agnostida
Superfamily:
Agnostoidea
Family:
Spinagnostidae
Formal Genus Name and Reference:
Rhodotypiscus ÖРІК, 1979, p. 79
Type Species:
* R. nasonis, OD, holotype (ÖРІК, 1979, pl. 16, fig. 1), СРС 14072, AGSO, Canberra
Images
(Click to enlarge in a new window)
Fig. 228,3. *R. nasonis, Middle Cambrian (Floran, Euagnostus opimus Zone), Australia (Camooweal area, western Queensland); holotype, exoskeleton, CPC 14072, ×8 (new).
Synonyms
Geographic Distribution
Canada (Quebec); Australia (Queensland), E. opimus Zone; USA (Utah), T. gibbus to lower P. punctuosus Zones, (Alaska), Middle Cambrian; ?Russia (Siberia), T. fissus Zone; China (Xinjiang), G. nathorsti or P. punctuosus Zone.
Age Range
Beginning Stage in Treatise Usage:
Middle Cambrian
Beginning International Stage:
Cambrian Stage 4
Fraction Up In Beginning Stage:
0
Beginning Date:
512.3
Ending Stage in Treatise Usage:
Middle Cambrian
Ending International Stage:
Guzhangian
Fraction Up In Ending Stage:
0
Ending Date:
498.75
Description
Median preglabellar furrow usually weakly developed or absent, Glabella with semiovate anterior lobe, F3 straight, posterior lobe with well-developed F2 furrows, glabellar culmination strongly inflated, glabellar node level with or a short distance in front of F1 furrow, Pygidium bispinose, axis elongate ogival, acuminate posteriorly, posterior lobe ogival, commonly with welldeveloped transverse depression, median postaxial furrow present
References
Museum or Author Information
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Agnostida
Superfamily:
Agnostoidea
Family:
Spinagnostidae
Formal Genus Name and Reference:
Rhodotypiscus ÖРІК, 1979, p. 79
Type Species:
* R. nasonis, OD, holotype (ÖРІК, 1979, pl. 16, fig. 1), СРС 14072, AGSO, Canberra
Images
(Click to enlarge in a new window)
Fig. 228,3. *R. nasonis, Middle Cambrian (Floran, Euagnostus opimus Zone), Australia (Camooweal area, western Queensland); holotype, exoskeleton, CPC 14072, ×8 (new).
Synonyms
Geographic Distribution
Canada (Quebec); Australia (Queensland), E. opimus Zone; USA (Utah), T. gibbus to lower P. punctuosus Zones, (Alaska), Middle Cambrian; ?Russia (Siberia), T. fissus Zone; China (Xinjiang), G. nathorsti or P. punctuosus Zone.
Age Range
Beginning Stage in Treatise Usage:
Middle Cambrian
Beginning International Stage:
Cambrian Stage 4
Fraction Up In Beginning Stage:
0
Beginning Date:
512.3
Ending Stage in Treatise Usage:
Middle Cambrian
Ending International Stage:
Guzhangian
Fraction Up In Ending Stage:
0
Ending Date:
498.75
Description
Median preglabellar furrow usually weakly developed or absent, Glabella with semiovate anterior lobe, F3 straight, posterior lobe with well-developed F2 furrows, glabellar culmination strongly inflated, glabellar node level with or a short distance in front of F1 furrow, Pygidium bispinose, axis elongate ogival, acuminate posteriorly, posterior lobe ogival, commonly with welldeveloped transverse depression, median postaxial furrow present