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Waengsjoeaspis
Taxonomy
Waengsjoeaspis was named by Janvier (1985) [Sepkoski's age data: D Gedi Sepkoski's reference number: 1100]. It was considered monophyletic by Janvier (1985).
It was assigned to Osteostraci by Janvier (1985); to Pteraspidomorphi by Sepkoski (2002); and to Osteostraci by Sansom (2009).
It was assigned to Osteostraci by Janvier (1985); to Pteraspidomorphi by Sepkoski (2002); and to Osteostraci by Sansom (2009).
Species
Synonymy list
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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.
G. †Waengsjoeaspis Janvier 1985
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†Waengsjoeaspis excellens Janvier 1985
†Waengsjoeaspis nahanniensis Adrian and Wilson 1994
†Waengsjoeaspis platycornis Scott and Wilson 2012
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subp = subphylum, p = phylum | |||||
| References: Carroll 1988, Kiessling 2004 | |||||
Age range: Lochkovian or 419.62000 to 413.02000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lochkovian | Canada (Northwest Territories) | W. nahanniensis (237813) | |
| Lochkovian | Norway | W. excellens (237818) W. sp. (237816 237822) |