New larval records of Volucella hoverflies (Diptera: Syrphidae) from Vespula nests in South Korea, with a synthesis of Korean Volucella–social vespid associations - Seung-Su Euo; Jaehee Kim; Deuk-Soo Choi; Jong-Chul Jeong; Chang-Jun Kim; Moon Bo Choi (Insectes Sociaux, 2026)