Aquanirmus podicepis (Denny, 1842)

Host: Podiceps cristatus (Linnaeus, 1758) .

Ref.: Balát (1953) as A. colymbinus (Scopoli, 1763); Balát (1956, 1977).

Location: Gabčíkovo, 22 Jul. 1953 (Balát 1956).

Notes: We could not find any specimens with the above data but, considering that Podiceps cristatus is the type host of Aquanirmus podicepis, we accept Balát’s identification as reported in his papers dated 1956 and 1977.