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Xiphosura
| Source Data |
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| Rank | class (PBDB) | ||||||||||||||||||||||||||||||||||||||||||
| Taxonomy (PBDB) | Life : Animalia : Arthropoda : Xiphosura | ||||||||||||||||||||||||||||||||||||||||||
| Classification (PBDB,GBIF) |
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| Opinions (PBDB) |
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| Status (PBDB) | extant | ||||||||||||||||||||||||||||||||||||||||||
| Taxon Size (PBDB) | 3,796 | ||||||||||||||||||||||||||||||||||||||||||
| Extant Size (PBDB) | 785 (21%) | ||||||||||||||||||||||||||||||||||||||||||
| First Recorded Appearance | 520 - 516 Ma Cambrian | ||||||||||||||||||||||||||||||||||||||||||
| Motility | actively mobile (based on Xiphosura) | ||||||||||||||||||||||||||||||||||||||||||
| Diet | carnivore (based on Xiphosura) | ||||||||||||||||||||||||||||||||||||||||||
| Ecospace Comments | LIFE HISTORY: Pelagic or surficial, fully motile fast, carnivore according to Bambach et al (2007). | ||||||||||||||||||||||||||||||||||||||||||
| Primary Reference (PBDB) | P. A. Latreille. 1802. Histoire Naturelle, Générale et Particulière des Crustacés et des Insectes, Tome Troisième | ||||||||||||||||||||||||||||||||||||||||||
Fossil Distribution
Subtaxa
| Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
|---|---|---|---|---|---|
| Aglaspida order | listed (PBDB) | 8 | 520 Ma Cambrian | 0 Ma Extant | |
| Xiphosurida order | accepted (GBIF) listed (PBDB) | 4,042 | 468 Ma Middle Ordovician | 0 Ma Extant | |
| Angarocaris ✝ genus | listed (PBDB) | ||||
| Borchgrevingkium ✝ genus | listed (PBDB) | ||||
| Eolimulus ✝ genus | listed (PBDB) | ||||
| Flobertia ✝ genus | listed (PBDB) | ||||
| Gdowia ✝ genus | listed (PBDB) | ||||
| Girardevia ✝ genus | listed (PBDB) | ||||
| Kodymirus ✝ genus | listed (PBDB) | ||||
| Maldybulakia ✝ genus | listed (PBDB) | 2 | 419 Ma Early/Lower Devonian | 388 Ma Middle Devonian | |
| Micrichnus ✝ genus | listed (PBDB) | 2 | 228 Ma Late/Upper Triassic | 228 Ma Late/Upper Triassic | |
| Sinaglaspis ✝ genus | listed (PBDB) | ||||
| Triopus ✝ genus | listed (PBDB) | 1 | 461 Ma Middle Ordovician | 461 Ma Middle Ordovician | |
| Tuboculops ✝ genus | listed (PBDB) | ||||
| Willwerathia ✝ genus | listed (PBDB) | 1 | 409 Ma Early/Lower Devonian | 409 Ma Early/Lower Devonian | |
| Xiphosura genus | listed (PBDB) | Horseshoe Crab | 1 | 247 Ma Early/Lower Triassic | 0 Ma Extant |
Synonymy List
| Year | Name and Author |
|---|---|
| 1802 | Xiphosura Latreille |
| 1852 | Merostomata Dana |
| 1955 | Xiphosura Størmer p. 10 |
| 1992 | Merostomata Bengtson p. 1022 |
| 2002 | Merostomata Sepkoski, Jr. |
| 2010 | Xiphosura Krzemiński et al. p. 134 |
| 2012 | Xiphosura Nielsen p. 244 figs. Fig. 44.2 |
| 2013 | Xiphosura Lamsdell p. 19 |
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!
