Alexandrinia is an extinct genus of stem-group mayflies which existed in what is now Russia and the United States during the Permian period. It was described by N. D. Sinitshenkova and D. V. Vassilenko in 2012, and contains four species: A. gigantea, A. directa,[1] A. ipsa and A. vitta.[2] The genus is named in honor of Russian entomologist Alexandr Rasnitsyn.[1]
| Alexandrinia Temporal range:
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|---|---|
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| (unranked): | Panephemeroptera |
| (unranked): | Ephemerida |
| (unranked): | †Permoplectoptera |
| Family: | †Protereismatidae |
| Genus: | †Alexandrinia Sinitshenkova & Vassilenko, 2012 |
| Type species | |
| Alexandrinia gigantea Sinitshenkova & Vassilenko, 2012
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| Species | |
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References
edit- ^ a b Sinitshenkova, N. D.; Vassilenko, D. V. (2012). "The latest record of mayflies of the family Protereismatidae Sellards (Ephemerida = Ephemeroptera) and a new species of the family Misthodotidae in the Upper Permian of Europe". Paleontological Journal. 46 (1): 61–65. doi:10.1134/S0031030112010121.
- ^ Sinitshenkova, N. D. (2013). "New mayflies (Insecta: Ephemerida = Ephemeroptera) from the Upper Permian locality of Isady, Northern European Russia". Paleontological Journal. 47 (2): 162–165. doi:10.1134/S0031030113020135. S2CID 84551200.
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