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Wiwaxia ✝
| Source Data |
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| Rank | genus (PBDB) | ||||||||||||||||||||||||||||||||||||
| Taxonomy (PBDB) | Life : Animalia : Mollusca : Sachitida : Wiwaxia | ||||||||||||||||||||||||||||||||||||
| Classification (PBDB,GBIF) |
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| Opinions (PBDB) |
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| Status (PBDB) | extinct | ||||||||||||||||||||||||||||||||||||
| Taxon Size (PBDB) | 3 | ||||||||||||||||||||||||||||||||||||
| First Recorded Appearance | 530 - 513 Ma Cambrian | ||||||||||||||||||||||||||||||||||||
| Last Recorded Appearance | 513 - 501 Ma Cambrian | ||||||||||||||||||||||||||||||||||||
| Motility | actively mobile (based on Wiwaxia) | ||||||||||||||||||||||||||||||||||||
| Vision | blind (based on Wiwaxia) | ||||||||||||||||||||||||||||||||||||
| Diet | grazer (based on Wiwaxia) | ||||||||||||||||||||||||||||||||||||
| Ecospace Comments | Epifaunal vagrant grazer (Caron & Jackson, 2008); Surficial, fully motile slow, grazer (Bambach et al., 2007). Unmineralized sclerites, no shell | ||||||||||||||||||||||||||||||||||||
| Taphonomy | no hard parts (based on Wiwaxia) | ||||||||||||||||||||||||||||||||||||
| Primary Reference (PBDB) | J. J. Sepkoski, Jr. 2002. A compendium of fossil marine animal genera. Bulletins of American Paleontology 363:1-560 | ||||||||||||||||||||||||||||||||||||
Fossil Distribution
Subtaxa
| Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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| Wiwaxia corrugata ✝ species | listed (PBDB) | 27 | 513 Ma Cambrian | 513 Ma Cambrian | |
| Wiwaxia foliosa ✝ species | listed (PBDB) | 1 | 541 Ma Cambrian | 541 Ma Cambrian |
Synonymy List
| Year | Name and Author |
|---|---|
| 1899 | Wiwaxia Mathew |
| 1911 | Wiwaxia Walcott |
| 1988 | Wiwaxia Conway Morris and Robinson p. 39 |
| 2002 | Wiwaxia Sepkoski, Jr. |
| 2007 | Wiwaxia Bambach et al. p. S83 |
| 2007 | Wiwaxia Conway Morris and Caron p. 1258 |
| 2008 | Wiwaxia Caron and Jackson p. 226 |
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!
