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Description of the adult male elongate hemlock scale, Fiorinia externa Ferris (Coccoidea: Diaspididae), with notes on the seasonal development of the species on eastern hemlock, Tsuga canadensis (L.) Carrieré (Pinaceae), in the southern Appalachian region (U.S.A.)

. Zootaxa, 1615(1), 29–39. https://doi.org/10.11646/zootaxa.1615.1.3