Hungerford, H. B.; Matsuda, R. (1958). The genus Esakia Lundblad with two new species (Heteroptera, Gerridae). Journal of the Kansas Entomological Society. 31: 193–197.
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Hungerford, H. B.; Matsuda, R.
1958
The genus Esakia Lundblad with two new species (Heteroptera, Gerridae)