Philopterus pallescens (Denny, 1842)
Host: Poecile palustris (Linnaeus, 1758) .
Ref.: Balát (1956, 1977); Mey (1988).
Location: Podunajské Biskupice, 27 Oct. 1955 (Balát Coll., MMBC slide number 1551) .
Notes: We agree with Mey (1988) in that Philopterus pallescens only parasitises Poecile palustris (see note under Philopterus thuringiacus from Parus major).