Articles

A REVIEW ON INTRODUCED ALIEN INSECT PESTS AND THEIRASSOCIATED PARASITOIDS ON EUCALYPTUSTREES IN SICILY


Abstract


A review is reported in the present paper on invasive alien insects introduced in Sicily on Eucalyptustrees, togeth-er with unpublished results from recent surveys. As to the latter ones, observations were conducted especially onThaumastocoris peregrinus(Carpintero & Dellapé) (Hemiptera, Thaumastocoridae), the most recently introducedspecies. Overall, eight alien insect pests have been accidentally introduced in the island on Eucalyptus,belonging to theorders Hemiptera (Aphalaridae, 2 spp.; Thaumastocoridae, 1 sp.), Coleoptera (Cerambycidae, 2 spp.; Curculionidae, 1sp.) and Hymenoptera (Eulophidae, 2 spp.). Two encyrtid parasitoids, Avetianella longoiSiscaro and Psyllaephagus bli-teusRiek, obtained from Phoracanthaspp. and Glycaspis brimblecombeiMoore respectively, and Closteroceruschamaeleon(Girault) (Hymenoptera, Eulophidae) attacking Ophelimus maskelli(Ashmead), are also reported.Detailson current distribution, host plants, morphological and biological remarks are given for each species.

Keywords

Alien insects; eucalypts; South Italy; psyllids; gall wasps; bronze bug

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