Acidota crenata (Fabricius, 1792)

Figs 1, 2A

Staphylinus crenatus Fabricius, 1792: 525.

Acidota crenata: Stephens 1829: 25.

Omalium rufum Gravenhorst, 1802: 115.

Omalium castaneum Gravenhorst, 1806: 207.

Acidota pulchra Motschulsky, 1858: 493.

Acidota seriata LeConte, 1863: 55.

Acidota crenata japonica Watanabe, 1990: 145.

Type material.

Paratype: 1 ♂, labelled 'Mt. Kurodake in Mts. Taisetsu, Hokkaido, Japan, 5-10.IX.1987, Coll. N. Yasuda / [PARATYPES] Acidota crenata japonica Y. Watanabe, 1990.' (ASC).

Material studied.

China: 5 ♂♂, 1 ♀, Heilongjiang Prov., Huma County, Hongwei Town, alt. 580 m, 15.VII.2009, Li & Liu leg. (SNUC) .

Additional material studied.

Canada: 1 ♂, ONT. 36 mi. S Pickle Lake, 22.VI.1973, Campbell & Parry (ASC) .

Comment.

Habitus as in Figs 1, 2A. Acidota crenata is one of the most widespread species of the genus. For illustrations of A. crenata (Fabricius, 1792) see Campbell (1982: figs 2, 4, 7, 10, 16, 19, 22, 25, 28, 31, 33, 34, 37, 40, 43), Smetana (1993: figs 4, 5) and Shavrin (2021: figs 1, 4-12). The above specimens (5 males and 1 female) from Heilongjiang represent new provincial records.