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Heteroaspis
Taxonomy
Heteroaspis was named by Størmer (1972) [Sepkoski's age data: D Emsi-l]. It is not extant.
It was synonymized subjectively with Diploaspis by Dunlop et al. (2001).
It was assigned to Chasmataspidida by Sepkoski (2002); and to Diploaspididae by Dunlop et al. (2020).
It was synonymized subjectively with Diploaspis by Dunlop et al. (2001).
It was assigned to Chasmataspidida by Sepkoski (2002); and to Diploaspididae by Dunlop et al. (2020).
Synonymy list
Year | Name and author |
---|---|
1972 | Heteroaspis Størmer |
2002 | Heteroaspis Sepkoski |
2020 | Heteroaspis Dunlop et al. p. 16 |
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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. †Heteroaspis Størmer 1972
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†Heteroaspis stoermeri Novojilov 1959
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Invalid names: Heteroaspis novojilovi Størmer 1972 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: p = phylum | |||||
Reference: Kiessling 2004 |
Age range: base of the Lochkovian to the top of the Early/Lower Emsian or 419.20000 to 402.50000 Ma
Collections (3 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Lochkovian | Russian Federation | H. stoermeri (26989) | |
Lochkovian | Russian Federation (Siberia) | H. stoermeri (60391) | |
Early/Lower Emsian | Germany (Alken) | H. novojilovi (27049) |