Nesting and Biology of Eustenancistrocerus amadanensis (Hymenoptera, Vespidae, Eumeninae)
Journal: Entomological Review
Year: 2021

The nest structure of Eustenancistrocerus amadanensis was studied in Crimea. Females nested in the ground, in level or gently sloping spots with sparse vegetation. The soil in which the nests were built varied broadly in granulometric composition, from sandy loams to dense clay loams resembling clay in their properties. Of 11 nests studied, 5 had been abandoned by the females before oviposition, while the remaining 6 nests contained 1–4 cells each. These nests were 5.0–7.5 cm deep; the diameter