Lupo, V. 1938 Revisione delle cocciniglie Italiane. II. (Howardia, Adiscodiaspis, Chionaspis, Pinnaspis, Fiorinia, Kuwanaspis).. Bollettino del R. Istituto Superior Agraria Laboratorio de Entomologia Agraria, "Filippo Silvestri" 30: 255-322.

Notes: Extended descriptive treatment and keys for 12 scale insects, including Chionaspis graminis sicula n. var.

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