Sterrhaulus corneolus (Rübsaamen, 1899)
on Carex
gall
yellow-red larvae live in the leaf sheaths, without causing galling. Here also the pupation, in a cocoon. Also lives as an inquiline with Planetella tarda.
hostplants
Cyperaceae, monophagous
Carex vesicaria.
larva

prosternum with spatula (from Möhn, 1955a)
references
Buhr (1964b), Gagné (2010a), Möhn (1955a), Skuhravá (2006a), Skuhravá & Skuhravý (2021a: 68), Skuhravá, Skuhravý & Meyer (2014a).