| Leonaspis Temporal range: Late Ordovician to Middle Devonian | |
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| Leonaspis williamsi (lower left) with Paciphacops raymondi (upper right) | |
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| Genus: | Leonaspis |
Leonaspis is a widespread genus of odontopleurid trilobite that lived from the Late Ordovician to the late Middle Devonian.[1] Fossils of various species have been found on all continents except Antarctica.
Sources
- Fossils (Smithsonian Handbooks) by David Ward (Page 61)
- Leonaspis in the Paleobiology Database
References
- ↑ Feist, Raimund; McNAMARA, Kenneth J. (September 2007). "Biodiversity, distribution and patterns of extinction of the last odontopleuroid trilobites during the Devonian (Givetian, Frasnian)". Geological Magazine. 144 (5): 777–796. Bibcode:2007GeoM..144..777F. doi:10.1017/s0016756807003779. ISSN 1469-5081. S2CID 128918534.
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