Polyplax serrata (Burmeister, 1839)

Pediculus serratus Burmeister, 1839: genus Pediculus, Species 6.

Records in Baltic States: Latvia (Lapina 1959; Grinbergs 1960; 1961b; 1961d; 1980b), Lithuania (Likevičienė 1957; Jezerskienė 1974; Arnastauskienė et al. 1989; current study).

Hosts: S. araneus (LV), A. agrarius (LV, LT), A. flavicollis (LV, LT), M. musculus (LV), R. norvegicus (LV), C. glareolus (LV, LT) .

Host specificity: highly specific parasite of mice of the genus Apodemus (S i = 1.00).

European distribution: Albania, Austria, Belarus, Bulgaria, Croatia, Czech Republic, Denmark, France, Germany, Hungary, Ireland, Italy, Moldova, Norway, Poland, Portugal, Romania, Russia, Slovakia, Spain, Sweden, Switzerland, Ukraine, the United Kingdom (Brinck 1950; Smetana 1960 1961; Wegner 1966; Beaucournu 1968; 1972; Voicu & Straton 1968; Mehl 1970; Piotrowski 1970; Mahnert 1971b; Haitlinger 1973; 1977a; 1980; 2011; 2015; Büttiker & Mahnert 1978; Zapatero Ramos et al. 1978; Kováčik 1984; Gomez et al. 1987; Krištofik & Dudich 2000a; Manilla 2003; O’Connor et al. 2005; Vas et al. 2012; Krčmar & Trilar 2017; Maaz et al. 2018).

Notes: This species is present in Estonian database https://elurikkus.ee/ without information about its host species.