Chionaspis citri Comstock, 1883: 100
Checklist of the scale insects (Hemiptera: Sternorrhyncha: Coccomorpha) of New Caledonia
Mille, Christian
Henderson, Rosa C.
Cazères, Sylvie
Jourdan, Hervé
Zoosystema
2016
2016-06-30
38
2
129
176
7DHRJ
(Comstock, 1883)
Comstock
1883
[962,1306,1341,1367]
Insecta
Diaspididae
Unaspis
Animalia
Hemiptera
15
144
Arthropoda
species
citri
Chionaspis citri Comstock, 1883: 100.
MATERIAL EXAMINED. — Bourail County (Gouaro), 28.IV.2002, on leaves of Citrussp., S. Cazères coll., Rosa C. Hendersondet. ( NZAC); Païta County (Karikaté), 2.IV.2013, P. Bouyé & A. Chan coll., on branch of C. sinensiscultivar Valencia Late(CXMNC). PUBLISHED RECORDSIN NEW CALEDONIA. — The species has been present since 1928 ( Williams & Watson 1988a) and was recorded by Cohic (1956, 1958a).
DISTRIBUTION IN NEW CALEDONIA. — All over the New Caledonian Archipelago. OTHER RECORDS. — Almost cosmopolitan. HOST- PLANTS IN NEW CALEDONIA. — Citrusspp. BIOLOGICAL AGENTS. — Aphytis chrysomphali( Hymenoptera: Aphelinidae) and the entomopathogenic fungus Fusarium coccidicola(Fungi, Hypocreales, Nectriaceae) ( Cohic 1956, 1958a).
NOTES. — This is the most economically important scale insect in New Caledonia, despite the presence of A. chrysomphali. At least four summer oil applications must be sprayed per year to control U. citri.