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Parasubbotina pseudowilsoni
Taxonomy
Parasubbotina pseudowilsoni was named by Olsson et al. (2006). It is not extant.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2006 | Parasubbotina pseudowilsoni Olsson et al. pp. 103-104 figs. Pl. 5.12, Fig. 1-16 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Parasubbotina pseudowilsoni Olsson et al. 2006
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. K. Olsson et al. 2006 | Type of wall: Cancellate, normal perforate, spinose, ruber-sacculifer type wall texture.
Test morphology: Test small, very low trochospiral, globular, lobulate in outline, chambers globular; in spiral view 5 globular, moderately embracing chambers in ultimate whorl, increasing moderately in size, sutures moderately depressed, ultimate chamber usually slightly reduced in size relative to the penultimate chamber; in umbilical view 5 globular, moderately embracing chambers, increasing moderately in size, sutures moderately depressed, straight; umbilicus a moderate sized opening, enclosed by surrounding chambers; aperture umbilical to somewhat extraumbilical, bordered by a continuous lip, which varies in its width from narrow to broad; in edge view chambers globular in shape, moderately embracing, aperture visible as a low arch, bordered by a narrow to broad lip. Size: Maximum diameter of holotype 0.25 mm, thickness 0.15 mm. |
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Kiessling 2004 | |||||
Collections
No collection or age range data are available