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Dohaia

Classification

    Phylum:  
Protista
    Subphylum:  
Sarcodina
    Class:  
Reticularea
    Subclass:  
Granuloreticulosia
    Order:  
Foraminiferida
    Suborder:  
Textulariina
    Superfamily:  
Lituolacea
    Family:  
Dicyclinidae
    Subfamily:  
Dicyclininae
    Formal Genus Name and Reference:  
Dohaia HENSON, 1948, *902, p. 101
    Type Species:  
D. planata, OD


Images

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Fig. 212,1,2. •D. plallata, Qatar Penin., Arabia; 1, slightly oblique subequat. sec., X30; 2, axial sec. of paratype, X58 (*2II5).


Synonyms



Geographic Distribution

SW.Asia.


Age Range

    Beginning Stage in Treatise Usage:  
U. Cret.(Cenoman.)
    Beginning International Stage:  
Cenomanian
    Fraction Up In Beginning Stage:  
0
    Beginning Date:  
100.5
    Ending Stage in Treatise Usage:  
U.Cret.(Turon.)
    Ending International Stage:  
Turonian
    Fraction Up In Ending Stage:  
100
    Ending Date:  
89.39


Description

Test discoidal, early stage planispiral and evolute, later chambers cyclical, chambers undivided in median plane but outer portions of chambers have transverse subepidermal partitions, forming rectangular subepidermal incomplete chamberlets, wall calcareous, agglutinated; apertures numerous, in 2 rows, one at each side of median plane. [Differs from Qataria in the chambedets alternating in position from one annulus to the next, whereas they are in radial alignment in Qataria.]




References

Henson, F. R. S., 1948, Foraminifera of the genus Trocholina in the Middle East: Ann. \& Mag. Nat. History, ser. 11, v. 14 (1947), p. 445-459, pl. 11-13.-(901) 1948, New Trochamminidae and Verneuilinidae from the Middle East: Same, ser. 11, v. 14 (1947), p. 605-630, pl. 14-18.-(902) 1948, Larger imperforate Foraminifera of southwestern Asia, Families Lituolidae, Orbitolinidae and Meandropsinidae: British Museum (Nat. History), Mon., p. 1-127, pl. 1-16, fig. 1-16.——(903) 1950, Middle eastern Tertiary Peneroplidae (Foraminifera), with remarks on the phylogeny and taxonomy of the family: $70 \mathrm{p} ., 10 \mathrm{pl} ., 3$ text-fig., West Yorkshire Printing Co. (Wakefield, England).


Museum or Author Information