BETA TEST - Fossil data and pages are very much experimental and under development. Please report any problems
Agnatha
| Source Data |
| ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rank | class (PBDB) | ||||||||||||||||||||||||||||||
| Taxonomy (PBDB) | Life : Animalia : Chordata : Agnatha | ||||||||||||||||||||||||||||||
| Classification (PBDB,GBIF) |
| ||||||||||||||||||||||||||||||
| Common Name | jawless fish | ||||||||||||||||||||||||||||||
| Opinions (PBDB) |
| ||||||||||||||||||||||||||||||
| Status (PBDB) | extant | ||||||||||||||||||||||||||||||
| Taxon Size (PBDB) | 46 | ||||||||||||||||||||||||||||||
| Extant Size (PBDB) | 2 (4.3%) | ||||||||||||||||||||||||||||||
| First Recorded Appearance | 520 - 516 Ma Cambrian | ||||||||||||||||||||||||||||||
| Environment | marine (based on Vertebrata) | ||||||||||||||||||||||||||||||
| Motility | actively mobile (based on Chordata) | ||||||||||||||||||||||||||||||
| Taphonomy | phosphatic (based on Vertebrata) | ||||||||||||||||||||||||||||||
| Primary Reference (PBDB) | D. Shu, H.-L. Luo, and S. Conway Morris, X.-L. Zhang, S.-X. Hu, L. Chen, J. Han, M. Zhu, Y. Li, L.-Z. Chen. 1999. Lower Cambrian vertebrates from south China. Nature 402:42-46 | ||||||||||||||||||||||||||||||
Fossil Distribution
Subtaxa
| Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
|---|---|---|---|---|---|
| Thelodontomorphi ✝ subclass | listed (PBDB) | ||||
| Furcacaudiformes ✝ order | listed (PBDB) | 1 | 443 Ma Silurian | 443 Ma Silurian | |
| Loganelliformes ✝ order | listed (PBDB) | 91 | 461 Ma Middle Ordovician | 419 Ma Early/Lower Devonian | |
| Loganiida ✝ order | listed (PBDB) | ||||
| Myllokunmingiida order | listed (PBDB) | ||||
 Haikouichthys ✝genus | listed (PBDB) | 2 | 520 Ma Cambrian | 520 Ma Cambrian | |
| Myllokunmingia ✝ genus | listed (PBDB) | 2 | 520 Ma Cambrian | 520 Ma Cambrian | |
| Pircanchaspis ✝ genus | listed (PBDB) | 1 | 479 Ma Early/Lower Ordovician | 479 Ma Early/Lower Ordovician | |
| Saarolepis ✝ genus | listed (PBDB) | 3 | 426 Ma Silurian | 423 Ma Silurian | |
 Hyperoartiaunranked clade | listed (PBDB) | 0 Ma Extant |
Synonymy List
| Year | Name and Author |
|---|---|
| 1889 | Agnatha Cope |
| 1934 | Agnathi Säve-Söderbergh p. 17 |
| 1977 | Agnatha Ritchie and Gilbert-Tomlinson p. 367 |
| 1999 | Agnatha Dineley and Metcalf p. 11 |
| 1999 | Agnatha Shu et al. p. 43 |
| 2003 | Agnatha Takezaki et al. p. 287 |
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!
