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Gadus chalcogrammus (Alaska pollock)
Taxonomy
Gadus chalcogrammus was named by Pallus (1814). It is extant.
It was recombined as Theragra chalcogramma by Fitch (1968), Fitch (1970), Welton (2015).
It was recombined as Theragra chalcogramma by Fitch (1968), Fitch (1970), Welton (2015).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1814 | Gadus chalcogrammus Pallus |
| 1968 | Theragra chalcogramma Fitch p. 10 fig. 1k |
| 1970 | Theragra chalcogramma Fitch p. 36 fig. 2g |
| 2008 | Gadus chalcogrammus Carr and Dawn Marshall |
| 2015 | Theragra chalcogramma Welton p. 12 |
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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.
Gadus chalcogrammus Pallus 1814 [Alaska pollock]
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Kiessling 2004, Hendy et al. 2009, Carroll 1988 | |||||
Age range: base of the Middle Pleistocene to the top of the Late/Upper Pleistocene or 0.77400 to 0.01170 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Chibanian | USA (California) | Theragra chalcogramma (276728) | |
| Middle Pleistocene | USA (Oregon) | Theragra chalcogramma (222407) | |
| Middle Pleistocene - Late/Upper Pleistocene | Japan (Kanagawa) | Theragra chalcogramma (275914) | |
| Late/Upper Pleistocene | USA (California) | Theragra chalcogramma (226585) |