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Yukonides
Taxonomy
Yukonides was named by Fritz (1972) [Sepkoski's age data: Cm Atda-u Sepkoski's reference number: 475]. It is not extant.
It was assigned to Agnostida by Sepkoski (2002); and to Yukoniidae by Jell and Adrain (2002).
It was assigned to Agnostida by Sepkoski (2002); and to Yukoniidae by Jell and Adrain (2002).
Species
Synonymy list
Year | Name and author |
---|---|
1972 | Yukonides Fritz |
2002 | Yukonides Jell and Adrain p. 481 |
2002 | Yukonides Sepkoski |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Reference: Kiessling 2004 |
Age range: Early/Lower Cambrian or 541.00000 to 513.00000 Ma
Collections (4 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Early/Lower Cambrian | Canada (Northwest Territories) | Y. lacrinus (156150 156152 156157 156158) |