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Habitus of viviparous apterae of a Essigella pini b E. patchae c E. californica d E. domenechi sp. n. e E. gagnonae sp. n. f. E. sorenseni sp. n. |
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| Part of: Théry T, Kanturski M, Favret C (2018) Molecular data and species diagnosis in Essigella Del Guercio, 1909 (Sternorrhyncha, Aphididae, Lachninae). ZooKeys 765: 103-122. https://doi.org/10.3897/zookeys.765.24144 |