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Meandrospira
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Miliolina
Superfamily:
Miliolacea
Family:
Fischerinidae
Subfamily:
Cyclogyrinae
Formal Genus Name and Reference:
Meandrospira Loeblich & TAPPAN, 1946, *1154, p. 248
Type Species:
M. washitensis, OD
Images
(Click to enlarge in a new window)
Fig. 333,3. *M. tvashitensis, L.Cret.(Alb.), USA (Tex.); 3a-c, holotype, opposite sides and edge Views, X211 (*2117). --Fig. 333,4-6. M. meandrina (CRESPIN & BELFORD). U.Perm., Australia; 4a-c, opposite sides and edge views of holotype (in glycerine), X53; 5, equat. sec.,
X90; 6, axial sec., X95 (*395).
Synonyms
Streblospira
Geographic Distribution
N.Am.-Eu.-N.Afr.-Austral
Age Range
Beginning Stage in Treatise Usage:
L.Perm.(Artinsk.)
Beginning International Stage:
Artinskian
Fraction Up In Beginning Stage:
0
Beginning Date:
290.51
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Test free, small, composed of proloculus followed by tubular second chamber, which spirals streptospirally and involutely about proloculus in short zigzag bends, so that side view shows numerous loops reaching toward umbilicus, loops being formed by tubular chamber swinging back upon itself and only those of final whorl visible externally, wall calcareous, imperforate, aperture simple, terminal.
References
Lister, Gulielma, , \& Tappan, Helen, 1946, New Washita Foraminifera: Jour. Paleontology, v. 20, p. 238-258, pl. 35-37, 4 text-fig.(1155) 1949, New Kansas Lower Cretaceous Foraminifera: Washington Acad. Sci., Jour., v. 39, no. 3, p. 90-92.--(1156) 1949, Foraminifera from the Walnut Formation (Lower Cretaceous) of northern Texas and Southern Oklahoma: Jour. Paleontology, v. 23, no. 3, p. 245-266, pl. 46-51-(1157) 1950, North American lurassic Foraminifera II: characteristic western interior Callowian species: Washington Acad. Sci., Jour., v. 40, no. 1, p. 5-19, pl. 1. -(1158), 1952, Cribrotextularia, a new foraminiteral genus from the Eocene of Florida: Same, v. 42, no. 3, p. 79-81, fig. 1-5.(1159) 1952, Adercotryma, a new Recent foraminiferal genus from the Arctic: Same, v. 42, no. 5, p. 141-142, text-fig. 1-4.-(1160) 1952, Poritextularia, a new Recent foraminiferal genus: Same, v. 42, no. 8, p. 264-266, textfig. 1-3.-(1161) 1952, The foraminiferal genus Triplasia Reuss, 1854: Smithsonian Misc. Coll., v. 117, no. 15, p. 1-61, pl. 1-8. (1162) 1953, Studies of Arctic Foraminifera: Same, v. 121, no. 7, p. 1-150, pl. 1-24.(1163) 1953, Olssonina Bermúdez, 1949 for Cribrotextularia Loeblich and Tappan, 1952: Micropaleontologist, v. 7, no. 2, p. 44-45. (1164) 1954, The type species of Bulbophragmium Maync, 1952: Same, v. 8, no. 4, p. 32-33.
Museum or Author Information
Classification
Phylum:
Protista
Subphylum:
Sarcodina
Class:
Reticularea
Subclass:
Granuloreticulosia
Order:
Foraminiferida
Suborder:
Miliolina
Superfamily:
Miliolacea
Family:
Fischerinidae
Subfamily:
Cyclogyrinae
Formal Genus Name and Reference:
Meandrospira Loeblich & TAPPAN, 1946, *1154, p. 248
Type Species:
M. washitensis, OD
Images
(Click to enlarge in a new window)
Fig. 333,3. *M. tvashitensis, L.Cret.(Alb.), USA (Tex.); 3a-c, holotype, opposite sides and edge Views, X211 (*2117). --Fig. 333,4-6. M. meandrina (CRESPIN & BELFORD). U.Perm., Australia; 4a-c, opposite sides and edge views of holotype (in glycerine), X53; 5, equat. sec.,
X90; 6, axial sec., X95 (*395).
Synonyms
Streblospira
Geographic Distribution
N.Am.-Eu.-N.Afr.-Austral
Age Range
Beginning Stage in Treatise Usage:
L.Perm.(Artinsk.)
Beginning International Stage:
Artinskian
Fraction Up In Beginning Stage:
0
Beginning Date:
290.51
Ending Stage in Treatise Usage:
Rec.
Ending International Stage:
Meghalayan
Fraction Up In Ending Stage:
100
Ending Date:
0
Description
Test free, small, composed of proloculus followed by tubular second chamber, which spirals streptospirally and involutely about proloculus in short zigzag bends, so that side view shows numerous loops reaching toward umbilicus, loops being formed by tubular chamber swinging back upon itself and only those of final whorl visible externally, wall calcareous, imperforate, aperture simple, terminal.
References
Lister, Gulielma, , \& Tappan, Helen, 1946, New Washita Foraminifera: Jour. Paleontology, v. 20, p. 238-258, pl. 35-37, 4 text-fig.(1155) 1949, New Kansas Lower Cretaceous Foraminifera: Washington Acad. Sci., Jour., v. 39, no. 3, p. 90-92.--(1156) 1949, Foraminifera from the Walnut Formation (Lower Cretaceous) of northern Texas and Southern Oklahoma: Jour. Paleontology, v. 23, no. 3, p. 245-266, pl. 46-51-(1157) 1950, North American lurassic Foraminifera II: characteristic western interior Callowian species: Washington Acad. Sci., Jour., v. 40, no. 1, p. 5-19, pl. 1. -(1158), 1952, Cribrotextularia, a new foraminiteral genus from the Eocene of Florida: Same, v. 42, no. 3, p. 79-81, fig. 1-5.(1159) 1952, Adercotryma, a new Recent foraminiferal genus from the Arctic: Same, v. 42, no. 5, p. 141-142, text-fig. 1-4.-(1160) 1952, Poritextularia, a new Recent foraminiferal genus: Same, v. 42, no. 8, p. 264-266, textfig. 1-3.-(1161) 1952, The foraminiferal genus Triplasia Reuss, 1854: Smithsonian Misc. Coll., v. 117, no. 15, p. 1-61, pl. 1-8. (1162) 1953, Studies of Arctic Foraminifera: Same, v. 121, no. 7, p. 1-150, pl. 1-24.(1163) 1953, Olssonina Bermúdez, 1949 for Cribrotextularia Loeblich and Tappan, 1952: Micropaleontologist, v. 7, no. 2, p. 44-45. (1164) 1954, The type species of Bulbophragmium Maync, 1952: Same, v. 8, no. 4, p. 32-33.