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Amphicyrtinae
Taxonomy
Amphicyrtinae was named by LeConte (1861). It is extant. Its type is Amphicyrta.
It was assigned to Byrrhidae by Lawrence and Newton (1995), Bouchard et al. (2011), Cai et al. (2022).
It was assigned to Byrrhidae by Lawrence and Newton (1995), Bouchard et al. (2011), Cai et al. (2022).
Subtaxa
Amphicyrta (type genus)
Synonymy list
| Year | Name and author |
|---|---|
| 1861 | Amphicyrtinae LeConte p. 111 |
| 1995 | Amphicyrtinae Lawrence and Newton, Jr. |
| 2011 | Amphicyrtinae Bouchard et al. |
| 2022 | Amphicyrtinae Cai et al. |
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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.
Subfm. Amphicyrtinae LeConte 1861
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Bush and Bambach 2015, Kiessling 2004 | |||||
Age range
Maximum range based only on fossils: Chadronian or 37.00000 to 33.90000 Ma
Minimum age of oldest fossil (stem group age): 33.9 Ma
Minimum age of oldest fossil (stem group age): 33.9 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Chadronian | USA (Colorado) | Amphicyrta inhaesa (106384 124624) |