5–8 Scent pads on the dorsal forewing. 5 T. orasus (absent) 6 T. lomalarga (arrow) 7 T. oppia (absent) 8 T. brocki (arrow) 9–12 Scent patches on the dorsal hindwing, also showing the convex forewing inner margin. 9 T. orasus 10 T. lomalarga 11 T. oppia 12 T. brocki.

  Part of: Robbins RK, Heredia AD, Busby RC (2015) Male secondary sexual structures and the systematics of the Thereus oppia species group (Lepidoptera, Lycaenidae, Eumaeini). ZooKeys 520: 109-130. https://doi.org/10.3897/zookeys.520.10134