Dasygnypeta nigrella (LeConte, 1863) Brunke & Pentinsaari & Klimaszewski, 2021

Brunke, Adam J., Pentinsaari, Mikko & Klimaszewski, Jan, 2021, Integrative taxonomy of Nearctic and Palaearctic Aleocharinae: new species, synonymies, and records (Coleoptera, Staphylinidae), ZooKeys 1041, pp. 27-99 : 27

Dasygnypeta nigrella (LeConte, 1863) comb. nov. Fig. 11A-H

Tachyusa nigrella LeConte, 1863

Gnypeta nigrella : Klimaszewski et al. 2008

Material

(DNA barcoded specimens). Canada: New Brunswick: York Co., Fredericton at St. John River , 45.959, -66.625, margin of river in drift (mostly maple seeds), 4.VII.2004, R.P. Webster (1, LFC) .

Additional non-barcoded material.

Canada: Manitoba: 5 miles SW of Shilo , 5.VI.1958, J.F. McAlpine (1, CNC) ; Quebec: Montreal , 30.VIII.1968, E.J. Kiteley (1, CNC); Montreal 14.VI.1972, E.J. Kiteley (1, CNC); Berthierville, 5.VI.1976, E.J. Kiteley (3, CNC); Kazabazua, 15.VIII.1968, R.C. Lawrence (3, CNC); Wakefield, 4.VI.1930, W.J. Brown (1, CNC); Drummondville, 18.VII.1977, river mudflat, L. LeSage (5, CNC) .

Distribution.

Origin: Nearctic. Canada: MB [new record], NB, NF, ON, QC [new record]. United States: IL, MA, MD, NJ, NY, PA, VT, WV.

Bionomics.

Collected along the edge of a variety of running and standing water-based habitats.

Comments.

We here transfer this species to Dasygnypeta sensu nov. based on morphology and close clustering of DNA barcode sequences with D. velata . Dasygnypeta nigrella is a widespread species in eastern North America and is here newly reported from Manitoba and Quebec.

Figures

Figure 11. Dasygnypeta nigrella (LeConte) A habitus B median lobe of aedeagus in lateral view C median lobe of aedeagus in dorsal view D spermatheca E male tergite VIII F male sternite VIII G female tergite VIII H female sternite VIII. Scale bars: 1 mm (A); 0.2 mm (B-H). Illustrations after Klimaszewski et al. (2018), used with permission.