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Palaeocorolites

Classification

    Phylum:  
Cnidaria
    Class:  
Anthozoa
    Subclass:  
Tabulata
    Order:  
Sarcinulida
    Family:  
Theciidae
    Formal Genus Name and Reference:  
Palaeocorolites LELESHUS, 1965, p. 109
    Type Species:  
P. nivalis, OD, coll. 9021, TsGM, Leningrad


Images

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Fossil Image
Fig. 352,3a-c. *P. nivalis, holotype, Mr. Daurich, Zeravshan Ra., a, long., b,c, transv. secs., X4.0 (Leleshus, 1965)


Synonyms



Geographic Distribution

Asia(Zeravshan Ra.-N.Urals)


Age Range

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


Description

Corallum slenderly branching, corallites in axial zone of branches longitudinally directed, turning sharply outward into peripheral zone and opening perpendicular to surface, corallites of axial zone very slender, with moderately thick walls in which septal elements are distinguished with difficulty, corallites of peripheral zone of markedly increased diameter, 6 to 13 (commonly 12) septa forming wide irregular stereozone, mural pores sparse, tabulae sparse.




References



Museum or Author Information

Leleshus, 1965