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Thamnasteria

Classification

    Phylum:  
Cnidaria
    Class:  
Anthozoa
    Subclass:  
Octocorallia
    Order:  
Scleractinia
    Suborder:  
Astrocoeniina
    Family:  
Thamnasteriidae
    Formal Genus Name and Reference:  
Thamnasteria LESAUVAGE, 1823
    Type Species:  
T. lamourouxi (=Astrea dendroidea LAMARCK, 1821)


Images

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Fossil Image
Fig. 263,1. T. (T.) rectilamellosa (Winkler), U.Trias.(Nor.), Gosau, Aus., 1a, X1, 1b, transv. sec., X5 (50).


Synonyms

Thamnastraea. Centrastrea, Dactylastrea, Dactylocoenia, Dendrastrea, Morphastrea, Holocoenia, ?Thamnoseris, Stylomaeandra, Mesomorpha, Astraeofungia


Geographic Distribution

Eu.-Asia-Afr.-N.Am.-S.Am.


Age Range

    Beginning Stage in Treatise Usage:  
M.Trias.
    Beginning International Stage:  
Anisian
    Fraction Up In Beginning Stage:  
0
    Beginning Date:  
246.7
    Ending Stage in Treatise Usage:  
M. Cret.
    Ending International Stage:  
Turonian
    Fraction Up In Ending Stage:  
100
    Ending Date:  
89.39


Description

Massive, ramose, or incrusting colonies, Corallite centers closely united by confluent, short, septocostae, Columella styliform, Septa with rows of granulations or discontinuous ridges parallel to margins




References



Museum or Author Information