The sexuales of Thelaxes suberi (Hemiptera, Aphidoidea: Thelaxinae).

Shenahweum minutum (Hemiptera, Aphidoidea: Drepanosiphinae)-taxonomic position and description of sexuales.

The oviparous female and winged male of Shenahweum minutum (Davis) are described and illustrated in detail for the first time. Notes on distribution and host plants are presented as well as additional taxonomic data on the genus.

The sexuales of giant black bark aphid, Pterochloroides persicae (Hemiptera, Aphidoidea: Lachninae).

The oviparous female and male of the giant black bark aphid Pterochloroides persicae (Cholodkovsky) are described and illustrated for the first time. Notes on distribution, biology and host plants are presented.

اولین گزارش شته (Gillette, 1907) (Hemiptera: Aphidoidea) Appendiseta robiniae از ایران

Aphids (Hemiptera: Aphidoidea) of ornamental plants from São Carlos, São Paulo state, Brazil.

A total of 25 aphid species were collected from 49 ornamental plant species in São Carlos-São Paulo, Brazil; 12 aphids were monophagous, four oligophagous and nine polyphagous. A total of 58 aphid-plant associations are recorded, 43 unknown from Brazil. Eucarazzia elegans (Ferrari, 1872) (Aphididae: Aphidinae: Macrosiphini) is recorded for the first time from Brazil, and Nectandra megapotamica ...

Biology and evolution of adelgidae.

The Adelgidae form a small clade of insects within the Aphidoidea (Hemiptera) that includes some of the most destructive introduced pest species threatening North American forest ecosystems. Despite their importance, little is known about their evolutionary history and their taxonomy remains unresolved. Adelgids are cyclically parthenogenetic and exhibit multigeneration complex life cycles. The...