†Polydiexodina shumardi Dunbar and Skinner 1931 (foram)

Foraminifera - Fusulinoidea - Schwagerinidae

Dunbar and Skinner (1931) selected a type series of specimens (syntypes or cotypes) to represent their concept of Polydiexodina shumardi. The syntypes are deposited in the Invertebrate Paleontology Division, Yale Peabody Museum of Natural History in New Haven, CT under the following catalogue numbers: YPM IP 20881-20884, 25670-25671, 50048.

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Synonym: Polydiexodina guadalupensis Needham 1937

Full reference: C. O. Dunbar and J. Skinner. 1931. New fusulinid genera from the Permian of West Texas. American Journal of Science 5(22):252-268

Belongs to Polydiexodina according to C. O. Dunbar and J. W. Skinner 1937

See also Dunbar and Skinner 1931 and Skinner 1937

Sister taxa: Polydiexodina capitanensis, Polydiexodina oregonensis

Type specimens:

  • Polydiexodina shumardi: Syntypes: YPM IP 20881-20884, 25670-25671, 50048, a test (axial thin sections of tests)
  • Polydiexodina guadalupensis:

Ecology: facultatively mobile epifaunal grazer-photosymbiotic

Distribution:

• Permian of Mexico (3 collections), United States (2: Texas)

Total: 5 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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