Brachyopa grunewaldensis Kassebeer, 2000

Maritano, Umberto, Bianco, Lorenzo & Torta, Samuele, 2024, New observations on rare and threatened saproxylic hoverflies in North-Western Italy with ecological notes, Biodiversity Data Journal 12, pp. e 127968-e 127968 : e127968-

Brachyopa grunewaldensis Kassebeer, 2000

Materials

Type status: Other material. Occurrence: individualCount: 1; sex: female; lifeStage: adult; behavior: roosting; occurrenceID: 86DDAF45-B466-5BDD-B538-4F552096A609; Location: country: Italy; stateProvince: Piedmont; municipality: La Cassa (TO); verbatimElevation: 393 m; verbatimLatitude: 45 ° 11 ' 59 '' N; verbatimLongitude: 7 ° 31 ' 36 '' E; verbatimCoordinateSystem: WGS 84; decimalLatitude: 45.1997222; decimalLongitude: 7.5266666; geodeticDatum: WGS 84; Identification: identifiedBy: Umberto Maritano; identificationReferences: van Steenis et al., 2020; Event: samplingProtocol: ad hoc observation; eventDate: 2024-04 - 11; eventTime: 17: 30: 00 Z; habitat: Oak-hornbeam forest; eventRemarks: on a sap-run of a oak; Record Level: type: PhysicalObject; collectionID: Umberto Maritano collection

Notes

This is an endangered species ( IUCN 2021) and our specimen is the first report for the Italian fauna (Fig. 1 ). A single female was collected by one of the authors ( UM) in La Mandria Natural Park (Fig. 2 ) on a sap-run on a large Quercus tree at 5: 30 p. m. The observation is in accordance with Speight 2020 who reported late afternoon activity for this rare species.

Figures

Figure 1. Distribution map of Brachyopa grunewaldensis white <1950, white with black point ≥ 1950 <2000, black ≥ 2000, ? = uncertain record. Map modified from Steenis et al. (2020) with a red dot for new data.

Figure 2. Distribution map of Brachyopa grunewaldensis in Piedmont region.