CATALOG OF ORIGINAL DESCRIPTIONS: Guembelina papula Belford 1960

This page provides data from the catalog of type descriptions. The catalog is sorted alphabetically. Use the current identification link to go back to the main database.


Higher levels: pf_cat -> G -> Guembelina -> Guembelina papula
Other pages this level: << < G. globocarinata, G. globulosa dibrarica, G. globulosa striatula, G. goodwini, G. malocaucasica, G. marshallana, G. mauriciana, G. mica, G. midwayensis, G. midwayensis nammalensis, G. moremani, G. morsei, G. multicellaris, G. nuttalli, G. ototara, G. papula, G. paucistriata, G. plana, G. planata, G. plummerae, G. pseudostriata, G. pseudotessera, G. pulchra, G. pumilia, G. punctulata, G. reussi, G. santonica, G. santonica pseudoobtusa, G. semicostata, G. spinifera, G. striata compressa, > >>

Guembelina papula

Citation: Guembelina papula Belford 1960
Rank: Species
Type locality: A scarp at Bidgie Bidgie Point, in the Murchison River area of Western Australia.
Type age: Santonian,
Type sample and level: base of the Toolonga Calcilutite
Holotype Repository: Canberra, Australia; Commonwealth Palaeontological Collection
Type & figured specimens: Holtype CPC3270. Paratypes CPC 3271-3277

Current identification/main database link: Planoheterohelix papula (Belford, 1960)


Original Description
Diagnosis: Test 1½ to 2 times as long as broad, early portion rapidly broadening to maximum width, surface roughened. Chambers globular, sutures depressed, horizontal. Wall of test perforate, radiate in structure, aperture large.

Description: Test 1½ to 2 times as long as broad, early portion usually broadening rapidly to maximum breadth, sides of test then almost parallel, or sometimes narrowing over last one or two pairs of chambers; some specimens taper throughout. Median axis of the test usually straight, sometimes slightly curved. Central part of test depressed, periphery lobate. Chambers globular, inflated, sutures narrow, distinct, depressed, horizontal or only slightly inclined. Wall of test calcareous, finely perforate, radiate in structure; surface of test roughened on early chambers giving a pimpled appearance, last one or two pairs of chambers smooth. Aperture a large arched opening at the base of the inner margin of the chamber.

Size: Holotype 0.73 x 0.36 mm. paratypes 0.53-0.63mm long, 0.28-0.39mm wide.

References:

Belford, D. J. (1960). Upper Cretaceous foraminifera from the Toolonga Calcilutite and Gingin Chalk, Western Australia. Australia Bureau of Mineral Resources, Geology and Geophysics Bulletin. 57: 1-198. gs :: ::


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Guembelina papula compiled by the pforams@mikrotax project team viewed: 11-8-2020

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