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Centropleura
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Redlichiida
Superfamily:
Paradoxidoidea
Family:
Centropleuridae
Formal Genus Name and Reference:
Centropleura ANGELIN, 1854 in 1851-1878, p. 87
Type Species:
Paradoxides Loveni ANGELIN, 1851 in 1851-1878, p. 2, OD
Images
(Click to enlarge in a new window)
Synonyms
Paradoxides
Geographic Distribution
Scandinavia, Greenland, Canada, USA, Australia, Siberia, China (Xinjiang: Tianshan), L. laevigata to Centropleura Zone (Gansu, HunanGuizhou border).
Age Range
Beginning Stage in Treatise Usage:
upper Middle Cambrian
Beginning International Stage:
Drumian
Fraction Up In Beginning Stage:
0
Beginning Date:
504.5
Ending Stage in Treatise Usage:
upper Middle Cambrian
Ending International Stage:
Guzhangian
Fraction Up In Ending Stage:
0
Ending Date:
498.75
Description
S2 and S3 straight, transverse, anterior section of facial suture retrodivergent, palpebral lobe narrow (tr.), fixigena with elongate (exsag.) baccula, posterior border curving forwards distally. Thorax (where known) with 16 segments, pleural tips truncate or with short spine. Pygidium transversely oval, axis slightly more than one-half length of pygidium, with about 4 pairs axial rings, 2 pairs of marginal spines.
References
Museum or Author Information
Classification
Phylum:
Unknown
Class:
Trilobata
Order:
Redlichiida
Superfamily:
Paradoxidoidea
Family:
Centropleuridae
Formal Genus Name and Reference:
Centropleura ANGELIN, 1854 in 1851-1878, p. 87
Type Species:
Paradoxides Loveni ANGELIN, 1851 in 1851-1878, p. 2, OD
Images
(Click to enlarge in a new window)Synonyms
Paradoxides
Geographic Distribution
Scandinavia, Greenland, Canada, USA, Australia, Siberia, China (Xinjiang: Tianshan), L. laevigata to Centropleura Zone (Gansu, HunanGuizhou border).
Age Range
Beginning Stage in Treatise Usage:
upper Middle Cambrian
Beginning International Stage:
Drumian
Fraction Up In Beginning Stage:
0
Beginning Date:
504.5
Ending Stage in Treatise Usage:
upper Middle Cambrian
Ending International Stage:
Guzhangian
Fraction Up In Ending Stage:
0
Ending Date:
498.75
Description
S2 and S3 straight, transverse, anterior section of facial suture retrodivergent, palpebral lobe narrow (tr.), fixigena with elongate (exsag.) baccula, posterior border curving forwards distally. Thorax (where known) with 16 segments, pleural tips truncate or with short spine. Pygidium transversely oval, axis slightly more than one-half length of pygidium, with about 4 pairs axial rings, 2 pairs of marginal spines.