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Parameteoraspididae
Taxonomy
Parameteoraspididae was named by Sansom (2009). Its type is Parameteoraspis.
It was assigned to Zenaspidida by Sansom (2009); and to Cephalaspidoidei by van der Laan (2019).
It was assigned to Zenaspidida by Sansom (2009); and to Cephalaspidoidei by van der Laan (2019).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 2009 | Parameteoraspididae Sansom p. 111 |
| 2019 | Parameteoraspididae van der Laan p. 22 |
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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.
Fm. †Parameteoraspididae Sansom 2009
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Subfm. †Escuminaspidinae Arsenault and Janvier 1995
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G. †Escuminaspis Traquair 1893
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†Escuminaspis laticeps Traquair 1893
Invalid names: Alaspis Orvig 1957 [synonym]
G. †Parameteoraspis Blieck et al. 1987
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†Parameteoraspis gigas Janvier 1981
†Parameteoraspis oblonga Blieck et al. 1987
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: base of the Lochkovian to the top of the Frasnian or 419.62000 to 372.15000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lochkovian | Norway | Parameteoraspis sp. (237826) | |
| Lochkovian | Svalbard and Jan Mayen | Parameteoraspis gigas (239912 239913) Parameteoraspis oblonga (238705) | |
| Late/Upper Emsian - Eifelian | Latvia | Balticaspis latvica (226510) | |
| Givetian | United Kingdom | Trewinia magnifica (238517) | |
| Frasnian | Canada (Quebec) | Alaspis rosamundae, Levesquaspis patteni, Escuminaspis laticeps (179176) |