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Michelinia

Classification

    Phylum:  
Cnidaria
    Class:  
Anthozoa
    Subclass:  
Tabulata
    Order:  
Favositida
    Suborder:  
Favositina
    Superfamily:  
Favositicae
    Family:  
Micheliniidae
    Subfamily:  
Micheliniinae
    Formal Genus Name and Reference:  
Michelinia DE KONINCK, 1841, p. 29, non Michelinia DUJARDIN & HUPE, 1862, an echinoid
    Type Species:  
Calamopora tenttiseptata PHILLIPS, 1836, p. 201; SD MILNE-EDWARDS & HAIME, 1850, p. Ix; +lectotype here chosen, R333, W. GILBERTSON Call., BM (NH), London


Images

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Fossil Image
Fig. 374,2a-c. *M. tenuiseptata (PHILLIPS); a, ext. view, X1 (Phillips, 1836); b,c, lectotype, Yorkshire, Bolland, transv., long. sees., X4 (Hill, n; photographs courtesy H. D. Thomas).


Synonyms

Conopoterium, Eumichelinia, ?Cystomichelinia,


Geographic Distribution

N.Afr.(Alg.-Moroc.)-N.Am.(ant.-Mich.-Ind.-Ky.); Carb.-Perm., cosmop. except S.Am


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:  
M.Dev.
    Ending International Stage:  
Givetian
    Fraction Up In Ending Stage:  
100
    Ending Date:  
378.9


Description

Corallum cerioid with strong holotheca; corallites large and moderately rounded in section to small and polygonal; walls thin to moderately thick with median suture and projecting short septal trabeculae (may be holacanthine); mural pores large, tunnel-like and sparse; tabulae commonly incomplete, somewhat globose, and not forming regular pattern of inclination, some thickened and some carrying septal spinules on upper surface.




References

Mather, K. F., 1915, The fauna of the Morrow Group of Arkansas and Oklahoma: Denison Univ., Bull. Sci. Lab., v. 18, pt. 3, p. 59-284, pl. 1-16.


Museum or Author Information