Craspedonirmus colymbinus (Denny, 1842)

Host: Gavia arctica (Linnaeus, 1758) .

Ref.: Balát (1953, 1956, 1977) as Craspedonirmus frontatus (Nitzsch [in Giebel], 1866); Straka (1987) as C. frontatus .

Locations: Šúrovce, Nov.–Dec. 1948 (Balát Coll., MMBC slide number 349—not present in the collection); Martin, 23 Mar. 1977; Krpeľany, 15 Nov. 1980 (Straka Coll., AKMM —any slide from Martin, 23 Mar. 1977 is not present in the collection) .