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Ubero-Pascal, N. and Puig, M.A. 2007.

Egg morphology update based on new chorionic data of Potamanthus luteus  (Linnaeus), Ephemera danica Müller and Oligoneuriella rhenana (Imhoff) (Insecta, Ephemeroptera) obtained by scanning electron microscopy

. Zootaxa. 1465, 1 (May 2007), 15–29. DOI:https://doi.org/10.11646/zootaxa.1465.1.2.