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The biggest fossil mayfly (Insecta: Ephemerida=Ephemeroptera) from the Upper Permian locality of Isady, northern European Russia
N. D. Sinitshenkova, and D. S. Aristov
2012
Article
Far Eastern Entomologist
255:8-10
Find it at:
Taxa discussed in this work:
Ponalex
Ponalex maximus
Taxonomy:
Ponalex
belongs to
Protereismatidae
- Sinitshenkova and Ar (2012)
Ponalex maximus
belongs to
Ponalex
- Sinitshenkova and Ar (2012)