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Paraendothyra
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Fusulinina
Superfamily:
Endothyracea
Family:
Endothyridae
Subfamily:
Endothyrinae
Formal Genus Name and Reference:
Paraendothyra CHERNYSHEVA, 1940, *334, p. 129, 134
Type Species:
P. nalivkini, OD
Images
(Click to enlarge in a new window)
Fig. 263,1-3. *P. nalivkini, 1a,b, side, apert. views, 2, axial sec., 3, equat. sec., (*1509).
Synonyms
Geographic Distribution
USSR(Urals)
Age Range
Beginning Stage in Treatise Usage:
Carb.(Tournais.)
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
Carb.(Tournais.)
Ending International Stage:
Tournaisian
Fraction Up In Ending Stage:
100
Ending Date:
346.73
Description
Test free, enrolled, slightly evolute, biumbilicate, early coiling plectogyral, later nearly planispiral, wall dark, coarsely granular, aperture areal, crescentic slit. [Paraendothyra is characterized by its areal aperture.]
References
Chernysheva, N. E., 1940, $K$ stratigrafii nizhnego Karbona Makarovskogo rayona yuzhnogo Urala po faune foraminifer: Moskov. Obschch. Ispyt. Prirody, Otdel Geol., Bull., v. 18 (no. 5-6), p. 113-135, pl. 1, 2. [On the stratigraphy of the Lower Carboniferous of the Makarovskoy district of the Southern Urals, on the basis of the foraminiferal fauna.](335) 1941, A new genus of Foraminifera from the Tournaisian deposits of the Urals: Akad. Nauk SSSR, Doklady (Acad. Sci. URSS, Comptes Rendus), v. 32, no. 1, p. 69-70. (336) 1948, Ob Archaediscus i blizkikh $k$ nemu formakh iz nizhnego karbona SSSR: Akad. Nauk SSSR, Inst. Geol. Nauk, Trudy, no. 62 (Geol. ser., no. 19), p. 150-158, pl. 2. [About Archaediscus and similar forms from the Lower Carboniferous of the USSR.] Children, J. G., 1823, Lamarck's genera of shells, translated from the French by 1. G. Children with plates from original drawings by Miss Anna Children: 177 p., 10 pl., The Author (London).
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Fusulinina
Superfamily:
Endothyracea
Family:
Endothyridae
Subfamily:
Endothyrinae
Formal Genus Name and Reference:
Paraendothyra CHERNYSHEVA, 1940, *334, p. 129, 134
Type Species:
P. nalivkini, OD
Images
(Click to enlarge in a new window)
Fig. 263,1-3. *P. nalivkini, 1a,b, side, apert. views, 2, axial sec., 3, equat. sec., (*1509).
Synonyms
Geographic Distribution
USSR(Urals)
Age Range
Beginning Stage in Treatise Usage:
Carb.(Tournais.)
Beginning International Stage:
Tournaisian
Fraction Up In Beginning Stage:
0
Beginning Date:
359.3
Ending Stage in Treatise Usage:
Carb.(Tournais.)
Ending International Stage:
Tournaisian
Fraction Up In Ending Stage:
100
Ending Date:
346.73
Description
Test free, enrolled, slightly evolute, biumbilicate, early coiling plectogyral, later nearly planispiral, wall dark, coarsely granular, aperture areal, crescentic slit. [Paraendothyra is characterized by its areal aperture.]
References
Chernysheva, N. E., 1940, $K$ stratigrafii nizhnego Karbona Makarovskogo rayona yuzhnogo Urala po faune foraminifer: Moskov. Obschch. Ispyt. Prirody, Otdel Geol., Bull., v. 18 (no. 5-6), p. 113-135, pl. 1, 2. [On the stratigraphy of the Lower Carboniferous of the Makarovskoy district of the Southern Urals, on the basis of the foraminiferal fauna.](335) 1941, A new genus of Foraminifera from the Tournaisian deposits of the Urals: Akad. Nauk SSSR, Doklady (Acad. Sci. URSS, Comptes Rendus), v. 32, no. 1, p. 69-70. (336) 1948, Ob Archaediscus i blizkikh $k$ nemu formakh iz nizhnego karbona SSSR: Akad. Nauk SSSR, Inst. Geol. Nauk, Trudy, no. 62 (Geol. ser., no. 19), p. 150-158, pl. 2. [About Archaediscus and similar forms from the Lower Carboniferous of the USSR.] Children, J. G., 1823, Lamarck's genera of shells, translated from the French by 1. G. Children with plates from original drawings by Miss Anna Children: 177 p., 10 pl., The Author (London).