Taxonomy
[copied from Chronos database]
Original description: Medium sized, test as with genus; consisting of three whorls; earlier whorls coiled in higher plane than final whorl; peripheral margin circular, lobate; six to seven chambers in the last whorl; petaloid on both spiral and umbilical sides, spherical to ovoid in peripheral view; ultimate and penultimate chambers often protruding towards the umbilical area; sutures radial, curved and depressed on both spiral and umbilical sides; umbilicus narrow, circular, deep; primary aperture extraumbilical-spiroumbilical, bordered by an imperforate Cap; relict flaps often visible in umbilical view.
Entries in the Catalog of original descriptions: Hedbergella labocaensis
Character matrix
| test outline: | Stellate | chamber arrangement: | Trochospiral | edge view: | Compressed | aperture: | - |
| sp chamber shape: | Inflated | coiling axis: | Low | periphery: | N/A | aperture border: | Thin lip |
| umb chbr shape: | Inflated | umbilicus: | Narrow | periph margin shape: | Broadly rounded | accessory apertures: | Relict |
| spiral sutures: | Strongly depressed | umb depth: | Shallow | wall texture: | Smooth | shell porosity: | Microperforate: <1µm |
| umbilical or test sutures: | Strongly depressed | final-whorl chambers: | 6-7 | N.B. These characters are used for advanced search. N/A - not applicable | |||
Geological Range:
Last occurrence (top): within P. cheniourensis zone (118.02-118.93Ma, top in Aptian stage). Data source: [copied from Chronos database]
First occurrence (base): within G. ferreolensis zone (118.24-118.56Ma, base in Aptian stage). Data source: [copied from Chronos database]
Plot of range and occurrence data:
Longoria, J. F. (1974). Stratigraphic, morphologic and taxonomic studies of Aptian planktonic foraminifera. Revista Española de Micropaleontología. Numero Extraordinario: 5-107. gsReferences:

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Hedbergella labocaensis compiled by the pforams@mikrotax project team viewed: 11-4-2026
Short stable page link: https://mikrotax.org/pforams/index.php?id=110249 Go to Archive.is to create a permanent copy of this page - citation notes |
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