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Taxonomy
Modiolus (Brachydontes) cowlitzensis was named by Weaver and Palmer (1922). It is a 3D body fossil. Its type locality is UW 329, which is in a Bartonian marine horizon in the Cowlitz Formation of Washington.
It was recombined as Brachydontes cowlitzensis by Turner (1938); it was recombined as Brachidontes (Brachidontes) cowlitzensis by Moore (1983), Squires (1984), Squires (1987) and Squires (1988).
It was recombined as Brachydontes cowlitzensis by Turner (1938); it was recombined as Brachidontes (Brachidontes) cowlitzensis by Moore (1983), Squires (1984), Squires (1987) and Squires (1988).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1864 | Modiola ornata Gabb pp. 184 - 185 figs. pl. 24, fig. 166 |
| 1914 | Modiolus ornatus Dickerson p. 73 |
| 1922 | Modiolus (Brachydontes) cowlitzensis Weaver and Palmer p. 16 figs. pl. 9, fig. 19 |
| 1927 | Modiolus (Brachydontes) ornatus Clark and Woodford p. 89 figs. Plate 14, figure 10 |
| 1927 | Brachydontes ornatus Hanna p. 278 |
| 1938 | Brachydontes cowlitzensis Turner p. 45 |
| 1949 | Brachidontes ornatus Weaver p. 55 |
| 1983 | Brachidontes (Brachidontes) cowlitzensis Moore p. A66 figs. Plate 17, figure 1 |
| 1984 | Brachidontes (Brachidontes) cowlitzensis Squires p. 42 figs. Figure 10e |
| 1987 | Brachiodontes ornatus Nilsen pp. 90, 91 |
| 1987 | Brachidontes (Brachidontes) cowlitzensis Squires p. 56 fig. 92 |
| 1988 | Brachidontes (Brachidontes) cowlitzensis Squires p. 18 fig. 47 |
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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.
†Brachidontes (Brachidontes) cowlitzensis Weaver and Palmer 1922
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Invalid names: Modiola ornata Gabb 1864 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class | |||||
| References: Kiessling 2004, Aberhan et al. 2004 | |||||
Collections (62 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Thanetian | USA (California) | Brachidontes ornatus (52612 52613) | |
| Ypresian | USA (Oregon) | Brachidontes cowlitzensis (52266 52267 52268 52272 52273 52275 52278 52303 52304 52305 200795) | |
| Ypresian | USA (California) | Brachidontes cowlitzensis (122294 178748 201250) Brachidontes ornatus (52614) Modiolus ornatus (52421 52422 52423 52424 52426 52428 52429 52430 52431 52434) | |
| Ypresian | USA (Washington) | Brachidontes cowlitzensis (5544 5549) | |
| Ypresian - Lutetian | USA (Oregon) | Volsella cowlitzensis (37871) | |
| Ypresian - Lutetian | USA (California) | Brachidontes cowlitzensis (8011) | |
| Early/Lower Eocene | USA (California) | Brachidontes cowlitzensis (111554) | |
| Lutetian | USA (California) | Brachidontes cowlitzensis (5532 8012 94820 94821 94822 94827 178733 194412 194413 194414 200731 200761 200762 200763 200764 200766 200845 200852 201701 202047 207156 207158 207172) | |
| Bartonian | USA (Washington) | Brachidontes cowlitzensis (52204 52207 161922) Modiolus cowlitzensis (201124 203164) | |
| Bartonian | USA (California) | Brachiodontes ornatus (52803) | |
| Bartonian | USA (Alaska) | Brachidontes cowlitzensis (194397) |