Pupal stage of Trissolcus sp. in Halyomorpha halys eggs, clearly indicated by the presence of eyes and ocelli, which are visible through the semi-transparent host egg.

 
 
  Part of: Tortorici F, Talamas EJ, Moraglio ST, Pansa MG, Asadi-Farfar M, Tavella L, Caleca V (2019) A morphological, biological and molecular approach reveals four cryptic species of Trissolcus Ashmead (Hymenoptera, Scelionidae), egg parasitoids of Pentatomidae (Hemiptera). In: Talamas E (Eds) Advances in the Systematics of Platygastroidea II. Journal of Hymenoptera Research 73: 153-200. https://doi.org/10.3897/jhr.73.39052