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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Chusenella acris
Taxonomy
Schwagerina acris was named by Thompson and Wheeler (1942).
It was recombined as Chusenella acris by Kobayashi (2006).
It was recombined as Chusenella acris by Kobayashi (2006).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1942 | Schwagerina acris Thompson and Wheeler |
| 2006 | Chusenella acris Kobayashi figs. Pl 2, figs 11, 14, 18, 20 |
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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.
†Chusenella acris Thompson and Wheeler 1942
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, o = order | |||||
| References: Kiessling 2004, Loeblich and Tappan 1984 | |||||
Age range: Capitanian or 264.28000 to 259.51000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Capitanian | Japan | Chusenella acris (128870 128871 128872) |