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Taxonomy
Megistaspis (Paramegistaspis) was named by Balashova (1976). Its type is Megistaspis (Paramegistaspis) planilimbata.
It was reranked as Paramegistaspis by Pärnaste (2006).
It was assigned to Megistaspis by Balashova (1976); and to Asaphidae by Pärnaste (2006).
It was reranked as Paramegistaspis by Pärnaste (2006).
It was assigned to Megistaspis by Balashova (1976); and to Asaphidae by Pärnaste (2006).
Subtaxa
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1976 | Megistaspis (Paramegistaspis) Balashova |
| 1980 | Megistaspis (Varvaspis) Tjernvik and Johansson |
| 2006 | Paramegistaspis Pärnaste |
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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.
Subg. †Megistaspis (Paramegistaspis) Balashova 1976
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†Megistaspis (Paramegistaspis) estonica Tjernvik 1956
†Megistaspis (Paramegistaspis) leuchtenbergi Lamansky 1905
†Megistaspis (Paramegistaspis) norvegica Tjernvik 1956
†Megistaspis (Paramegistaspis) planilimbata Angelin 1851
Invalid names: Megistaspis (Varvaspis) Tjernvik and Johansson 1980 [objective synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Hendy 2009, Aberhan et al. 2004, Hendy et al. 2009 | |||||
Age range: base of the Hunneberg to the top of the Lancefieldian or 482.90000 to 474.90000 Ma
Collections (41 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tremadocian - Floian | Norway (Eiker-Sandsvær) | Megistaspis planilimbata (190883 190885 190978 190984) Megistaspis sp., Megistaspis planilimbata (190880) | |
| Tremadocian - Floian | Norway (Oslo-Asker) | Megistaspis planilimbata (190979 190992) | |
| Tremadocian - Floian | Sweden (Västergötland) | Megistaspis planilimbata (190976) | |
| Tremadocian - Floian | Norway (Hedmark) | Megistaspis norvegica (190977) | |
| Tremadocian - Floian | Norway | Megistaspis planilimbata (190982) | |
| Tremadocian - Floian | Norway (Modum) | Megistaspis planilimbata (190985) Megistaspis sp., Megistaspis planilimbata (190923) | |
| Lancefieldian | Norway (Ringsaker) | Megistaspis sp. (190983) | |
| Hunneberg | Sweden | Plesiomegalaspis planilimbata (3194) | |
| Billingen | Russian Federation (Ingria) | Megistaspis estonica (191657 191658 191969) | |
| Billingen | Sweden (Närne) | Plesiomegalaspis estonica (192903) | |
| Billingen | Russian Federation | Megistaspis estonica (169216 198709) Megistaspis estonica, Megalaspides norvegica (169217) Megistaspis leuchtenbergi (169231) Megistaspis planilimbata, Megistaspis leuchtenbergi, Megalaspides norvegica (169218) Paramegistaspis leuchtenbergi (169221) | |
| Billingen | Estonia (Harju) | Megistaspis estonica (191970) Paramegistaspis leuchtenbergi (191968 191972) | |
| Billingen | Sweden | Megistaspis estonica (198164 198165 198166 198169 198170) Megistaspis planilimbata (198184 198187) Megistaspis sp. (198179) Plesiomegalaspis estonica (192904) Plesiomegalaspis planilimbata (192718) | |
| Billingen | Estonia | Megistaspis estonica (191967 191973) Megistaspis sp. (191453) Paramegistaspis leuchtenbergi (191966) |