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Protopteraspididae ✝
Source Data |
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Rank | family (PBDB) | |||||||||||||||||||||||||||||||||||||||||||||
Taxonomy (PBDB) | Life : Animalia : Chordata : Pteraspidomorpha : Pteraspidiformes : Protopteraspididae | |||||||||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Opinions (PBDB) |
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Status (PBDB) | extinct | |||||||||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 7 | |||||||||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 419 - 411 Ma Early/Lower Devonian | |||||||||||||||||||||||||||||||||||||||||||||
Last Recorded Appearance | 393 - 388 Ma Devonian | |||||||||||||||||||||||||||||||||||||||||||||
Motility | actively mobile (based on Chordata) | |||||||||||||||||||||||||||||||||||||||||||||
Taphonomy | hydroxylapatite (based on Craniata) | |||||||||||||||||||||||||||||||||||||||||||||
Primary Reference (PBDB) | A. R. M. Blieck, V. N. Karatajute-Talimaa, and E. Mark-Kurik. 2002. Upper Silurian and Devonian heterostracan pteraspidomorphs (Vertebrata) from Severnaya Zemlya (Russia): a preliminary report with biogeographical and biostratigraphical implications. Geodiversitas 24(4):805-820 |
Fossil Distribution
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Canadapteraspis ✝ genus | listed (PBDB) | ||||
Doryaspis ✝ genus | listed (PBDB) | ||||
Miltaspis ✝ genus | listed (PBDB) | 1 | 411 Ma Early/Lower Devonian | 411 Ma Early/Lower Devonian | |
Protopteraspis ✝ genus | listed (PBDB) | 4 | 419 Ma Early/Lower Devonian | 419 Ma Early/Lower Devonian | |
Stegobranchiaspis ✝ genus | listed (PBDB) | ||||
Unarkaspis ✝ genus | listed (PBDB) | 1 | 419 Ma Early/Lower Devonian | 419 Ma Early/Lower Devonian |
Synonymy List
Year | Name and Author |
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1983 | Protopteraspididae Novitskaya |
1984 | Protopteraspididae Blieck p. 105 |
2002 | Protopteraspididae Blieck et al. p. 811 |
References
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!