Figure 34 from: Hrivniak Ľ, Sroka P, Bojková J, Godunko RJ (2020) Identification guide to larvae of Caucasian Epeorus (Caucasiron) (Ephemeroptera, Heptageniidae). ZooKeys 986: 1-53. https://doi.org/10.3897/zookeys.986.56276

Figure 34 Epeorus (Caucasiron) bicolliculatus, larva: A habitus in dorsal view B habitus in ventral view C habitus in lateral view D head of male in dorsal view E head of female in dorsal view F middle leg in dorsal view G abdominal terga H abdominal terga VI–X (arrows point on postero-medial protuberances) I gills VII (in natural position from ventral view) J–L abdominal sterna II–VI.