Deinodryinus pratapolensis sp. nov. is described and illustrated. This species was collected by yellow pan trap, in a gallery forest at Pratápolis (Minas Gerais, Brazil).

PEDRO R. BARTHOLOMAY, KEVIN A. WILLIAMS, GEORGE C. WALDREN & MARCIO L. DE OLIVEIRA 1Instituto Nacional de Pesquisas da Amazônia, Programa de Pós-Graduação em Entomologia, Laboratório de Hymenoptera, Av. André Araújo, 2936, Manaus, Amazonas, Brazil 2Florida State Collection of Arthropods, Division of Plant Industry, Florida Department of Agriculture and Consumer Services, 1911 SW 34th St., Gaine...

Four species of the Colletes succinctus-group known from China are reviewed and a key to species is provided. Colletes gigas Cockerell, 1918 is recognized as a member of the Colletes succinctus-group for the first time based on a redescription of the male.

Background Acute kidney injury (AKI) after multiple Hymenoptera stings is well known but still a rare phenomenon. Methods We conducted a retrospective study of the clinicopathological spectrum of AKI due to multiple Hymenoptera stings over 13 years (July 2003-June 2016). Results A total of 35 patients were diagnosed with AKI due to multiple Hymenoptera stings. The mean age of the patients w...

BACKGROUND In the few studies available, the risk of developing systemic reactions (SR) to hymenoptera stings in patients with previous large local reactions (LLRs) to stings ranges from 0 to 7 %. We evaluated both retrospectively and prospectively the risk of SRs in patients with LLRs to stings. METHODS An overall number of 477 patients, 396 with an SR as the first manifestation of allergy a...

Hymenoptera allergens are the main triggers for anaphylaxis in susceptible dogs and humans. venom specific immunotherapy (VIT), only disease-modifying treatment, has potential to prevent future life-threatening reactions human patients. Prospective clinical data on VIT efficacy currently lacking. Therefore, aim of this study was show that is not safe but also efficacious preventing allergic Hym...

Diversity and abundance of the sawfly (Hymenoptera: Symphyta) community in Darab rain-fed damask rose plain, Fars province, southwestern Iran

While adaptive adjustment of sex ratio in the function of colony kin structure and food availability commonly occurs in social Hymenoptera, long-term studies have revealed substantial unexplained between-year variation in sex ratio at the population level. In order to identify factors that contribute to increased between-year variation in population sex ratio, we conducted a comparative analysi...