Przegląd faunistyczny Aphidoidea (Homoptera) Węgier = Faunistische Übersicht der Aphidoidea (Homoptera) von Ungarn

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

The oviparous female and male of Thelaxes suberi (del Guercio) are described and illustrated in detail for the first time. Notes on distribution, biology and host plants are presented, and keys are provided to the known sexuales of European Thelaxes species.

The Phylogeny of the Homoptera

Evolution von XML-Schemata auf konzeptioneller Ebene - Übersicht: Der CodeX-Ansatz zur Lösung des Gültigkeitsproblems

If new requirements arise models have to be adapted to them. Additionally, the instances based on these models have to be adapted as well otherwise they might not be valid anymore. The same applies to the XML schema as a model and widely accepted description for XML documents. One solution for solving the occurring validity problem is the here described XML schema evolution. On the basis of a c...

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.

Systeme zur Generierung von Texten. Eine Übersicht