Note on gynandromorphism in the eucalyptus defoliator Thyrinteina arnobia (Stoll, 1782) (Lepidoptera: Geometridae)

Abstract

The brown moth Thyrinteina arnobia (Stoll, 1872) (Lepidoptera: Geometridae) is an important pest in Brazilian eucalyptus plantations. A gynandromorph individual of T. arnobia was found in a population of this pest in a laboratory rearing and it is described.

Survival of a Lepidopteran Defoliator ofEucalyptusis Influenced by Local Hillside and Forest Remnants in Brazil

“…Palavras Chave: Euselasia eucerus, mortalidade, plantação de Eucalyptus, Riodinidae, tabela de vida, Trichogramma maxacalii Lepidopteran defoliators are important pests of cultivated eucalyptus (Myrtales: Myrtaceae) due to the intensity and persistence of damage they cause Bernardino et al 2007). Infestations of these species can occur throughout the year or in sporadic population explosions .…”

Evaluation of Trichospilus diatraeae (Hymenoptera: Eulophidae) as parasitoid of the eucalyptus defoliator Euselasia eucerus (Lepidoptera: Riodinidae)

“…Lepidopteran pests can cause significant damage to eucalyptus plantations in Brazil (Zanuncio et al, 1993(Zanuncio et al, , 1998(Zanuncio et al, , 2001Bernardino et al, 2007). Euselasia eucerus (Hewitson) (Lepidoptera: Riodinidae), also reported as Euselasia apisaon (Dalman) (Zanuncio et al, 1990;Murta et al, 2008), is a native insect to Brazil, and its caterpillars are commonly found on Eucalyptus spp.…”

Mortality of the defoliator Euselasia eucerus (Lepidoptera: Riodinidae) by biotic factors in an Eucalyptus urophylla plantation in Minas Gerais State, Brazil

“…Lepidoptera pests can cause significant damage to eucalyptus plantations in Brazil (Zanuncio et al 1993, 1998, 2001, Bernardino et al 2007. Euselasia eucerus (Hewitson, 1872) (Lepidoptera: Riodinidae), also reported as Euselasia apisaon (Dalman, 1823) (Zanuncio et al 1990, Murta et el.…”