Species Detail - Long-horned Black Legionnaire (Beris geniculata) - Species information displayed is based on all datasets.

Terrestrial Map - 10km

Distribution of the number of records recorded within each 10km grid square (ITM).
Live Map

Marine Map - 50km

Distribution of the number of records recorded within each 50km grid square (WGS84).
Live Map
Beris geniculata
Long-horned Black Legionnaire
NBNSYS0100020660 RecommendedWell-formed
N/A
begen
Haliday in Curtis, 1830
Insect - true fly (Diptera)
Species
33
26
21
07/06/1940
23/07/2025
10 May (recorded in 2019)
28 August (recorded in 1978)
National Biodiversity Data Centre, Ireland, Long-horned Black Legionnaire (Beris geniculata), accessed 22 April 2026, https://maps.biodiversityireland.ie/Species/100560

Records per month (across all datasets)

Records per year (across all datasets)