释义 |
- References
{{Automatic taxobox | fossil_range = {{fossilrange|463.5|457.5}} | image = | image_caption = | taxon = Protolloydolithus | authority = Williams, 1948 | subdivision_ranks = Species | subdivision = }}Protolloydolithus is a genus of trinucleid trilobites found in Ordovician rocks in Gilwern Hill, Powys, Wales. References- The World Encyclopedia of Fossils& Fossil-Collecting, Steve Parker
- Protolloydolithus fact file
{{Asaphida-stub}} 3 : Trinucleidae|Asaphida genera|Ordovician trilobites of Europe |