Host: Actitis hypoleucos (Linnaeus, 1758).
Ref.: Balát (1953, 1955a, 1956, 1977) as Quadraceps subfuscus Blagoveshtchensky, 1948; Straka (1987) as Quadraceps subfuscus.
Locations: Vysoké Tatry—Javorová dolina, 12 May 1952 (Balát Coll., MMBC slide number 705-6x; SNMB slide number 705); ŠPR Kláštorské lúky pri Kláštore pod Znievom, 10 May 1982 (Straka Coll., AKMM).