Temporal range: Late Ordovician to Middle Devonian
|Leonaspis deflexa (Lake), on display at the Natural History Museum, London|
Leonaspis is a widespread genus of odontopleurid trilobite that lived from the Late Ordovician to the late Middle Devonian. Fossils of various species have been found on all continents except Antarctica.
- 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. doi:10.1017/s0016756807003779. ISSN 1469-5081.
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