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Taxonomy
Chione mathewsonii was named by Gabb (1866) [DISTRIBUTION: Late Oligocene; Pacific Coast, North America.]. It is a 3D body fossil.
It was recombined as Cytherea (Callista) mathewsoni by Anderson (1911); it was recombined as Antigona (Artena) mathewsonii by Clark (1918); it was recombined as Amiantis mathewsonii by Stewart (1930), Parker (1949); it was recombined as Amiantis mathewsoni by Addicott (1973).
It was recombined as Cytherea (Callista) mathewsoni by Anderson (1911); it was recombined as Antigona (Artena) mathewsonii by Clark (1918); it was recombined as Amiantis mathewsonii by Stewart (1930), Parker (1949); it was recombined as Amiantis mathewsoni by Addicott (1973).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1866 | Chione mathewsonii Gabb p. 23 figs. pl. 5, fig. 39 |
| 1911 | Cytherea (Callista) mathewsoni Anderson pp. 99, 101, 107 |
| 1918 | Antigona (Artena) mathewsonii Clark pp. 143-144 |
| 1918 | Antigona (Artena) neglecta Clark p. 144 figs. Plate 8, figures 3, 4 and 6 |
| 1930 | Amiantis mathewsonii Stewart pp. 245 - 246 figs. Plate 14, fig. 2 |
| 1949 | Amiantis mathewsonii Parker p. 593 |
| 1973 | Amiantis mathewsoni Addicott p. 35 |
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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.
†Amiantis mathewsoni Gabb 1866
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Invalid names: Antigona (Artena) neglecta Clark 1918 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: base of the Late/Upper Eocene to the top of the Late/Upper Miocene or 37.71000 to 5.33300 Ma
Collections (29 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Eocene | USA (California) | Antigona mathewsonii (71161 71167 71168 71169 71170 71173 71174 71175 71179 71181) | |
| Priabonian | USA (California) | Amiantis mathewsoni (52801) | |
| Early/Lower Oligocene | USA (California) | Antigona mathewsonii (71183 71186 71187 71188) | |
| Chattian | USA (California) | Cytherea mathewsoni (11601) | |
| Late/Upper Oligocene | USA (California) | Amiantis mathewsoni (72406 72407 72408 219727 219733 219736 219737 219755) Antigona mathewsonii, Antigona neglecta (122273) | |
| Early/Lower Miocene | USA (California) | Amiantis mathewsoni (44925) | |
| Middle Miocene | USA (California) | Amiantis mathewsoni (44928 44929) | |
| Late/Upper Miocene | USA (California) | Amiantis mathewsoni (44423) |