Chrysopilus cristatus (Fabricius, 1775)

Grootaert, Patrick, Raemdonck, Hugo & O. D., Alain Drumont, 2020, The Rhagionidae or Snipeflies of the Botanical Garden Jean Massart (Brussels-Capital Region, Belgium) with notes on the identity of the rare European species Archicera avarorum Szilády, 1934 and Ptiolina obscura (Fallén, 1814) (Diptera: Rhagionidae), Belgian Journal of Entomology 104, pp. 1-18 : 1-18

Chrysopilus cristatus (Fabricius, 1775)

Chrysopilus auratus (Fabricius, 1805) is a junior synonym

MATERIAL EXAMINED: Belgium, Brussels-Capital Region: Auderghem, Jardin botanique Jean Massart, 1 male, 21–28 May 2015, MT2 ; 9 males, 1 female, 4–10 June 2015, MT1 ; 8 males, 12 females, 4–10 June 2015, MT2 ; 42 males, 14 females, 10–17 June 2015, MT1 ; 11 males, 9 females, 17–26 June 2015, MT1 ; 8 males, 19 females, 17–26 June 2015, MT2 ; 7 males, 7 females, 26 June – 1 July 2015, MT1 ; 18 males, 11 females, 26 June – 1 July 2015, MT2 ; 32 males, 5 females, 1–8 July 2015, MT1 ; 23 males, 13 females, 1–8 July 2015, MT2 ; 5 males, 3 females, 8–15 July 2015, MT1 ; 6 males, 2 females, 8–15 July 2015, MT2 ; 1 male, 1 female, 15–22 July 2015, MT1 ; 2 males, 2 females, 15–22 July 2015, MT2 ; 1 male, 1 female, 22–30 July 2015, MT1 ; 1 female, 22–30 July 2015, MT2 (leg. A. Drumont & H. Raemdonck) .

COMMENTS

A total of 275 specimens, composed of 174 males and 101 females with a sex ratio of 63 % males were recorded. The earliest record was 1 male from 21–28 May 2015 and the latest record was 1 female 22–30 July 2015.