Vidria vespa is a proetid trilobite belonging to the family Phillipsiidae. The fossils are found in Middle Permian-aged marine strata of Western Texas. It is unique among Permian-aged trilobites in having a posterior spine emanating from the pygidium of the adult (two such posterior spines are present in immature individuals).[1]
| Vidria Temporal range:
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| Genus: | Vidria Weller, 1944
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| Binomial name | |
| Vidria vespa Weller, 1944[1]
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References
edit- Proetida fact sheet [1]
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