White cocoons of Exasticolus robertofernandezi spun inside of the erebid arctiine moth cocoon (Lophocampa modesta), after exiting from the prepupal cadaver (08-SRNP-20003-DHJ462244.jpg).

 
 
  Part of: Sharkey MJ, Janzen DH, Hallwachs W, Chapman EG, Smith MA, Dapkey T, Brown A, Ratnasingham S, Naik S, Manjunath R, Perez K, Milton M, Hebert P, Shaw SR, Kittel RN, Solis MA, Metz MA, Goldstein PZ, Brown JW, Quicke DLJ, van Achterberg C, Brown BV, Burns JM (2021) Minimalist revision and description of 403 new species in 11 subfamilies of Costa Rican braconid parasitoid wasps, including host records for 219 species. ZooKeys 1013: 1-665. https://doi.org/10.3897/zookeys.1013.55600