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Taxonomy
Monotis (Eomonotis) obtusicostata was named by Westermann (1966). It is not extant.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1966 | Monotis (Eomonotis) obtusicostata Westermann figs. 10.7-9, 10.12-14, 11.10-12 |
| 1978 | Monotis (Eomonotis) obtusicostata Grant-Mackie |
| 2011 | Monotis (Eomonotis) obtusicostata McRoberts p. 643 |
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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.
†Monotis (Eomonotis) obtusicostata Westermann 1966
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: Alaunian or 215.56000 to 212.00000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Norian | USA (Alaska) | Monotis obtusicostata (85131 139027 139029) | |
| Alaunian | Canada (British Columbia) | Eomonotis obtusicostata (114923 115127) |