Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Liwiinae
Taxonomy
Liwiidae was named by Dzik and Lendzion (1988).
It was reranked as the subfamily Liwiinae by Mayers et al. (2019).
It was assigned to Nektaspida by Budd (1999); and to Naraoiidae by Mayers et al. (2019).
It was reranked as the subfamily Liwiinae by Mayers et al. (2019).
It was assigned to Nektaspida by Budd (1999); and to Naraoiidae by Mayers et al. (2019).
Synonymy list
Year | Name and author |
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1988 | Liwiidae Dzik and Lendzion |
1999 | Liwiidae Budd |
2019 | Liwiinae Mayers et al. p. 35 |
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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
Reference | Diagnosis | |
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G. E. Budd 1999 | Nektaspids with more than one axial articulation. |
Measurements
No measurements are available
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Source: f = family, o = order, p = phylum | |||||
References: Budd 1999, Kiessling 2004 |
Age range: base of the Atdabanian to the top of the Hirnantian or 520.00000 to 443.40000 Ma
Collections (4 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Atdabanian | Poland (Masovian Voivodeship) | Liwia convexa (90599) | |
Atdabanian | Poland (Pomeranian Voivodeship) | Liwia plana (90598) | |
Berounian | Italy (Sardinia) | Tariccoia arrusensis (215899) | |
Hirnantian | South Africa | Soomaspis splendida (26994) |