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Polythecalis
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Rugosa
Order:
Stauriida
Suborder:
Lonsdaleiina
Family:
Waagenophyllidae
Subfamily:
Waagenophyllinae
Formal Genus Name and Reference:
Polythecalis Yabe & HAYASAKA, 1916, p. 63
Type Species:
P. confiuens, OD, thot traced
Images
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Synonyms
Geographic Distribution
Asia(China-Indoch.-Sumatra-Iran-Iraq-Turkey)-Eu.(Carnie Alps).
Age Range
Beginning Stage in Treatise Usage:
Perm. (Pseudoschwagerina)
Beginning International Stage:
Asselian
Fraction Up In Beginning Stage:
0
Beginning Date:
298.89
Ending Stage in Treatise Usage:
Perm.(Neoschwagerina Z.)
Ending International Stage:
Changhsingian
Fraction Up In Ending Stage:
100
Ending Date:
251.9
Description
Partly aphroid and partly cerioid, with tertiary and quaternary septa, major septa few, dissepimentarium commonly lonsdaleoid, its plates with or without septal crests, isolated segments of common walls consist of contiguous septal bases, axial column with more or less distinct medial plate, septal lamellae, and axial tabellae, tabularium with clinotabulae peripherally and in places narrow periaxial horizontal tabulae.
References
Museum or Author Information
Classification
Phylum:
Cnidaria
Class:
Anthozoa
Subclass:
Rugosa
Order:
Stauriida
Suborder:
Lonsdaleiina
Family:
Waagenophyllidae
Subfamily:
Waagenophyllinae
Formal Genus Name and Reference:
Polythecalis Yabe & HAYASAKA, 1916, p. 63
Type Species:
P. confiuens, OD, thot traced
Images
(Click to enlarge in a new window)Synonyms
Geographic Distribution
Asia(China-Indoch.-Sumatra-Iran-Iraq-Turkey)-Eu.(Carnie Alps).
Age Range
Beginning Stage in Treatise Usage:
Perm. (Pseudoschwagerina)
Beginning International Stage:
Asselian
Fraction Up In Beginning Stage:
0
Beginning Date:
298.89
Ending Stage in Treatise Usage:
Perm.(Neoschwagerina Z.)
Ending International Stage:
Changhsingian
Fraction Up In Ending Stage:
100
Ending Date:
251.9
Description
Partly aphroid and partly cerioid, with tertiary and quaternary septa, major septa few, dissepimentarium commonly lonsdaleoid, its plates with or without septal crests, isolated segments of common walls consist of contiguous septal bases, axial column with more or less distinct medial plate, septal lamellae, and axial tabellae, tabularium with clinotabulae peripherally and in places narrow periaxial horizontal tabulae.