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Crassialveolites

Classification

    Phylum:  
Cnidaria
    Class:  
Anthozoa
    Subclass:  
Tabulata
    Order:  
Favositida
    Suborder:  
Alveolitina
    Family:  
Alveolitidea
    Subfamily:  
Alveolitina
    Formal Genus Name and Reference:  
Crassialveolites SOKOLOV, 1955, p. 185
    Type Species:  
Alveolites crassiformis SOKOLOV, 1952b, p. 92, OD; +81, coll. 483, VNlGRI, Leningrad


Images

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Fossil Image
Fig. 400,2a,b. *C. crassiformis (Sokolov), holotype, M.Dev., Stringocephalus beds, USSR, Kursk reg., Staryy Oskol; a,b, transv., long. sees., X4 (Sokolov, 1952b). --Fig. 400,2c,d. ?C. minimus (LELESHUS), holotype, L.Dev.(Siegen.-Iow.Ems.), N. slopes Zeravshan Ra.; c,d, long., transv. sees., X10 (Leleshus, 1972a; photographs courtesy V. L. Leleshus).


Synonyms

Crassialveolitella, ?Microalveolites, ?Crassialveolitella


Geographic Distribution

Eu.(Belg.Russ. Platf.-Urals)-Asia (Transcauc.-Kuzbas-Ka-zakh.-C.Asia-NE.USSR-China-Viet Nam)


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:  
U.Dev.(Frasn.)
    Ending International Stage:  
Frasnian
    Fraction Up In Ending Stage:  
100
    Ending Date:  
371.1


Description

Corallum massive, subglobular, corallites very small and walls greatly thickened, leaving very narrow oval calices, corallites subpolygonal in section, commonly opening nearly perpendicular to surface, mural pores numerous, septal spines of one size only, weakly developed or absent, tabulae thin.




References



Museum or Author Information