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Sachitida
| Source Data |
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| Rank | unranked clade (PBDB) | |||||||||||||||||||||||||||||||||
| Taxonomy (PBDB) | Life : Animalia : Mollusca : Sachitida | |||||||||||||||||||||||||||||||||
| Classification (PBDB,GBIF) |
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| Opinions (PBDB) |
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| Status (PBDB) | extant | |||||||||||||||||||||||||||||||||
| Taxon Size (PBDB) | 73 | |||||||||||||||||||||||||||||||||
| Extant Size (PBDB) | 2 (2.7%) | |||||||||||||||||||||||||||||||||
| First Recorded Appearance | 541 - 530 Ma Cambrian | |||||||||||||||||||||||||||||||||
| Motility | actively mobile (based on Sachitida) | |||||||||||||||||||||||||||||||||
| Diet | grazer (based on Sachitida) | |||||||||||||||||||||||||||||||||
| Ecospace Comments | Data from personal opinion (Lin, pers. comm.). | |||||||||||||||||||||||||||||||||
| Primary Reference (PBDB) | J. J. Sepkoski, Jr. 2002. A compendium of fossil marine animal genera. Bulletins of American Paleontology 363:1-560 | |||||||||||||||||||||||||||||||||
Subtaxa
| Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
|---|---|---|---|---|---|
 Aculiferaclass | listed (PBDB) | 307 | 541 Ma Cambrian | 0 Ma Extant | |
| Halkierioidea ✝ superfamily | listed (PBDB) | ||||
| Siphogonuchitoidea ✝ superfamily | listed (PBDB) | 208 | 541 Ma Cambrian | 485 Ma Cambrian | |
| Orthrozanclidae ✝ family | accepted (GBIF) listed (PBDB) | 4 | 541 Ma Cambrian | 513 Ma Cambrian | |
| Adversella ✝ genus | listed (PBDB) | ||||
| Australohalkieria ✝ genus | listed (PBDB) | 28 | 520 Ma Cambrian | 516 Ma Cambrian | |
| Carubacgutes ✝ genus | listed (PBDB) | ||||
| Hippopharangites ✝ genus | listed (PBDB) | 36 | 520 Ma Cambrian | 516 Ma Cambrian | |
| Miriella ✝ genus | listed (PBDB) | ||||
| Ninella ✝ genus | listed (PBDB) | 8 | 541 Ma Cambrian | 520 Ma Cambrian | |
| Quadrochites ✝ genus | listed (PBDB) | 1 | 541 Ma Cambrian | 541 Ma Cambrian | |
 Wiwaxia ✝genus | listed (PBDB) | 35 | 530 Ma Cambrian | 513 Ma Cambrian |
Synonymy List
| Year | Name and Author |
|---|---|
| 1980 | Sachitida He |
| 1981 | Thambetolepida Jell |
| 2002 | Sachitida Sepkoski, Jr. |
| 2007 | Halwaxida Conway Morris and Caron p. 1258 |
| 2010 | Sachitida Parkhaev and Demidenko p. 955 |
| 2017 | Sachitida Vinther et al. |
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!
