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Clavidictyon

Classification

    Phylum:  
Cnidaria
    Class:  
Hydrozoa
    Order:  
Stromatoporoidea
    Family:  
Clathrodictyidae
    Formal Genus Name and Reference:  
Clavidictyon SUGIYAMA, 1939
    Type Species:  
C. columnare


Images

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Synonyms



Geographic Distribution

Japan


Age Range

    Beginning Stage in Treatise Usage:  
M.Sil.
    Beginning International Stage:  
Sheinwoodian
    Fraction Up In Beginning Stage:  
0
    Beginning Date:  
432.93
    Ending Stage in Treatise Usage:  
M.Sil.
    Ending International Stage:  
Homerian
    Fraction Up In Ending Stage:  
100
    Ending Date:  
426.74


Description

Colonies columnar, dendroid, or bundled, surface granulose, axial portion composed of reticulate tissue but peripheral part having well-defined lamellae joined by interlamellar pillars. Astrorhizae lacking




References

Sugiyama, T., 1939, Geological and geographical distribution of stromatoporoids in lapan with notes on some interesting forms: Jubilee Pub., Comm. 60th Birthday Prof. H. Yabe, v. 1, p. 328-456, pl. 1-2.


Museum or Author Information