Dendrobaena pygmaea (Savigny, 1826)

Enterion pygmaeum Savigny, 1826: 183.

Helodrilus (Dendrobaena) pygmaeus: Michaelsen 1900a: 495 .

Helodrilus (Eophila) cognettii Michaelsen, 1903: 130, 140.

Dendrobaena pygmaea: Graff 1953a: 26; Easton 1983: 479; Höser 1990: 121; Sims & Gerard 1999: 73; Blakemore 2008: 32. Dendrobaena pygmaea cognettii: Bouché 1972: 391 .

Dendrobaena pygmaea pygmaea: Bouché 1972: 393 .

Dendrobaena cognettii: Csuzdi & Zicsi 2003: 114 .

Ecology. Epigeic, stenotopic species of deciduous and mixed forests (Pieper 1969; Heuser & Topp 1989; Judas et al. 1989; Höser 1990).

Zoogeographical distribution type. Palaearctic species that is known from Great Britain, France, Spain, Italy, Germany, Switzerland, Austria, Hungary, Greece (Csuzdi & Zicsi 2003), Belgium, Czech Republic, Portugal, the Canary Islands (Rota 2014: Fauna Europaea), Croatia (Hackenberger Kutuzović & Hackenberger Kutuzović 2013) and Macedonia (Szederjesi 2013). It was introduced into the United States and Chile (Csuzdi & Zicsi 2003). Atlanto-Mediterranean distribution (Hackenberger Kutuzović & Hackenberger Kutuzović 2013).

Distribution in Germany. Central Germany (Pieper 1969; Höser 1990, 2012); northern Germany (Judas et al. 1989); southern Germany (Volz 1976; Schöpke 1998; Sommer et al. 1999, 2002); western Germany (Graff 1953a; Heuser & Topp 1989; PSMS in North-Rhine Westphalia: Haag et al. 2009).