Eiseniella tetraedra tetraedra (Savigny)

Helodrillus (Eiseniella) tetraedrus: Michaelsen 1910: 11.

Eiseniella tetraedra f. typica: Malevich 1937: 129; Malevich 1953: 40; Perel, 1979: 226.

Amphibiotic. Peregrine.

Distribution (Fig. 3c):

Brest Reg.: Baranovichi Distr., 53°12’29.45”N, 26°06’35.53”E, black alder forest on the bank of Shchara River, 04.05.2019, 1 ex. ; Kamenets Distr., bank of Lyatskie reservoir, 52°37’32.84”N, 23°51’33.55”E, onshore sediment, 06.05.2019, 1 ex.

Gomel Reg.: Bragin Distr., Vyal’e vill. env., 51°32’18.89”N, 30°29’40.65”E, black alder forest with Carex, 14.05.2020, 2 ex. ; Vyal’e vill. env., 51°33’17.40”N, 30°30’02.30”E, edge of Morozovka Riv. floodplain, in onshore sediment and under stones, 15.05.2020, 8 ex. ; Gomel Distr., Chonki vill. env., 52°19’21.30”N, 30°57’11.29”E, oakblack alder forest, near the oxbow, 10.06.2014, 1 ex. ; Loev Distr., Sutkovo vill. env., 52°01’54.77”N, 30°41’32.68”E, black alder forest, 15.05.2020, 49 ex. ; Mozyr Distr., Strel’sk vill. env., 51°56’58.47”N, 29°26’57.81”E, shrubs on the Pripyat’ River bank, 13.05.2020, 1 ex. ; Rechitsa Distr., Rudnya Zhigal’skaya vill. env., 52°09’54.97”N, 30°37’06.63”E, floodplain of Dnieper River, willow grove, 14.05.2020, 3 ex.

Minsk Reg.: Myadel Distr., bank of Naroch Lake, 54°52’05.45”N, 26°51’33.48”E, onshore sediment, 08.05.2019, 4 ex. ; 54°57’07.88”N, 26°51’22.46”E, bank of Myadel Lake, onshore sediment, 09.05.2019, 1 ex. ; same location, black alder grove, 09.05.2019, 3 ex.

Vitebsk Reg.: Chashniki Distr., Novolukoml’ env., 54°38’58.13”N, 29°06’30.56”E, bank of Lukoml Lake, onshore sediment, 28.08.2020, 8 ex. ; Senno Distr., Luzhki station env., 54°45’38.56”N, 30°16’20.35”E, bank of Dobrin’ka River, under the stones, 13.06.2020, 21 ex. ; Luzhki station env., 54°45’38.56”N, 30°16’20.35”E, Dobrin’ka River vall., black alder forest, 13.06.2020, 1 ex.

Note: Belarusian populations of E. tetraedra are genetically similar to other European populations.