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Yacutiopora

Classification

    Phylum:  
Cnidaria
    Class:  
Anthozoa
    Subclass:  
Tabulata
    Order:  
Favositida
    Suborder:  
Favositina
    Superfamily:  
Pachyporicae
    Family:  
Parastriatoporidae
    Formal Genus Name and Reference:  
Yacutiopora DUBATOLOV in DUBATOLOV & SPASSKIY, 1964, p. 123
    Type Species:  
Y. dogdensis; OD; +11, coll. 248, IGG, Novosibirsk


Images

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Fossil Image
Fig.398,1a-c. *Y. dogdensis, holotype, L.Dev., left bank R. Khohochalo, left tributary R. Dogdo, Tas-Khayakhtakh; a-c, transv., tang., long. sees., X3.3 (Dubatolov & Spasskiy, 1964).


Synonyms

Lecomptia


Geographic Distribution

Asia(NE.USSR-Altay)-Australia (New S.Wales-Queensl.); ?M.Dev.(Eifel.), N.Mr.(Alg.).


Age Range

    Beginning Stage in Treatise Usage:  
L.Dev.
    Beginning International Stage:  
Lochkovian
    Fraction Up In Beginning Stage:  
0
    Beginning Date:  
419
    Ending Stage in Treatise Usage:  
L.Dev.
    Ending International Stage:  
Emsian
    Fraction Up In Ending Stage:  
100
    Ending Date:  
394.3


Description

Corallum of thick branches strongly differentiated into axial zone of polygonal, relatively thin-walled, slender, longitudinally directed corallites and a peripheral zone of larger very thick-walled corallites directed normal to surface of branch; stereozones of corallites in peripheral zone consist of approximately 12 contiguous septal laminae composed of short, blunt, stout ?monacanthine trabeculae; mural pores numerous; tabulae complete, flat, commonly thickened in peripheral parts of branch.




References



Museum or Author Information