ZHANG, R.-N.; ACHTERBERG, C. V.; TIAN, X.-X.; HE, C.-Y.; TAN, J.-L. Sexual variation in two species of Helorus Latreille (Hymenoptera, Heloridae) from NW China, with description of female of Helorus caii He & Xu. Zootaxa, Auckland, New Zealand, v. 4821, n. 3, p. 570–584, 2020. DOI: 10.11646/zootaxa.4821.3.8. Disponível em: https://www.mapress.com/zt/article/view/zootaxa.4821.3.8. Acesso em: 3 may. 2025.