Polistine Wasps and the Colony Cycle - Article on the organisation of a colony and the roles of the different individuals forming it. Paper Wasp (Polistes sp.) - A photograph and description. Paralastor: Potter Wasp - A photograph and description of this wasp. Ropalidia socialistica - A photograph and description of this wasp. Ropalidia revolutionalis: Paper Wasp - Several photographs and a description of this wasp. Yellowjackets - Article by Sharon Collman about yellowjacket wasps and their allies in the Seattle, Washington area. Paper Wasps - Article about paper wasps (Polistes spp.) in the Seattle, Washington area. Vespa crabro: European Hornet - Photographs and information on the natural history of this large wasp. Family Vespidae: Paper Wasps and Potter Wasps - Photographs and information about some species found in the Brisbane area of Queensland, Australia. Eumenes Spp. - Photographs and information on the potter wasps, their distribution, identification, biology and economic importance. Vespula and Dolichovespula Spp. - Photographs and information on these yellowjackets and hornets, their distribution, identification, biology and economic importance. Zethus Spp. - Photographs and information on the mason wasps, their distribution, identification, biology and economic importance. Baldfaced Hornet and Aerial Yellowjacket - Photographs, description, life history and habits of Dolichovespula maculata and D. arenaria. Polistes sp: Paper Wasps - Photograph of this wasp and information on its habitat, life cycle and description. Paper Wasp - Photographs, life cycle, habitat, and pest status of wasps of the genus Polistes. Southern Yellowjacket - Factsheet on Vespula squamosa.