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Ufimia

Classification

    Phylum:  
Cnidaria
    Class:  
Anthozoa
    Subclass:  
Rugosa
    Order:  
Stauriida
    Suborder:  
Plerophyllina
    Family:  
Plerophyllidae
    Subfamily:  
Plerophyllinae
    Formal Genus Name and Reference:  
Ufimia SHTUKENBERG, 1895, p. 27
    Type Species:  
U. carbonaria; M; 121 and probably 23/45, SHTUKENBERG Coil., LGI, Leningrad, plus unnumbered piece in Univ. Kazan; lectotype by FEDOROWSKI, 1973, p. 112


Images

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Fossil Image
Fig. 214,4a,b. *U. carbonaria, syntype, L.Carb., USSR, R. Ufa, a, transv. sec. through base of calice, enl., b, diagram. septal plan drawn from Shtukenberg's figure by Schindewolf (1942), X4 (Shtukenberg, 1895). --Fig. 214,4c,d. U. tachyblasta (Hudson), holotype, ?occurrence, c, d, transv. secs., X5,X2 (Hudson, 1936b).


Synonyms

Rhopalolasma, ?Plerophyllum


Geographic Distribution

L.Dev.(up. Ems.), Eu.(Ger.), M.Dev., Eu.(Spain), U.Dev. (Famenn.), Eu.(Ger.-Pol.), L.Carb., Eu.(U.K.-Ger.-USSR), U.Carb., Eu.(Donbas-Spain), Perm., Eu. (Urals)-Asia (Timor-Nakhichev.-NW. Iran), ?Perm. (China)


Age Range

    Beginning Stage in Treatise Usage:  
L.Dev.(up. Ems.)
    Beginning International Stage:  
Emsian
    Fraction Up In Beginning Stage:  
66
    Beginning Date:  
399.81
    Ending Stage in Treatise Usage:  
L.Dev.(up. Ems.)
    Ending International Stage:  
Emsian
    Fraction Up In Ending Stage:  
100
    Ending Date:  
394.3


Description

Solitary, small, in late stages with four septa (alar and counter-lateral) longer, taller, thicker, and more rhopaloid than others, early stages zaphrentoid, rhopaloid axial ends of major septa commonly conjunct in axial region in middle stages of development, withdrawing and becoming free axially in late stages, with smooth distal edges, longest and strongest metasepta commonly mid-quadrant, counter and cardinal septa shorten progressively, minor septa rudimentary to short, tabular floors tall, axially depressed domes, no dissepiments.




References



Museum or Author Information

Shtukenberg, 1895, Hudson, 1936