Geostiba appalachigena Gusarov

Klimaszewski, Jan, Chandler, Donald S., Davies, Anthony & Bourdon, Caroline, 2023, Aleocharine rove beetles of New Hampshire, USA: new taxa and new records (Coleoptera, Staphylinidae, Aleocharinae), Zootaxa 5364 (1), pp. 1-141 : 52

91. Geostiba appalachigena Gusarov

(Illustrations in Gusarov 2002b, Klimaszewski et al. 2018), Table 1

References. Gusarov 2002b. Klimaszewski et al. 2005 a, 2018. Majka and Klimaszewski 2010.

Distribution. Nearctic, eastern species. Canada: NB, NS, QC. USA: MD, ME, MA, NH, NJ, NY, PA, RI, VA, VT (NSR), WI, WV.

Collection and Habitat data. In NH collected from April to September by sifting leaf litter and rotten wood in several forest types, sifting grass litter, and taken from leaf litter by a spring; a few specimens were taken by flight intercept and Malaise traps. Elsewhere taken by Lindgren funnel and pitfall traps and leaf litters of coniferous forests and swamps, found on gilled mushrooms in hardwood forests, and found in litter near small shaded streams in mixed forests. In the southern portion of its range (VA, WV) this species occurs in forest litter in conifer or mixed forests with red spruce ( Picea rubens ) and/or fir ( Abies ); elsewhere from forest litter in various mixed forests and reported from under bark of oak and birch stumps, and along rocky streams ( Klimaszewski et al. 2018).

Material. USA, New Hampshire, Carroll Co.: 6 mi NW Bartlett, Nancy Brook Trail, 1500’, 9.IX.1987, A. Davies, sifting Fagus litter beside logs ( CNC), 1 male, 1 female. 1 mi N Wonalancet, E Fk. Spring Brk., 1900’, 15.IV– 8.V.1985, D.S. Chandler, fl. intercept trap, 1 male. The Bowl, 2.5 mi NW Wonalancet, 27.VI.1984, D.S. Chandler, sift leaf litter on spring edge, 2 females; 20.IV.1984, D.S. Chandler, sift rotten wood, 1 female; 16.VIII.1984, D.S. Chandler, sift rotten wood, 1 female; 27.VI.1984, D.S. Chandler, sift hemlock litter, 2 females. Cheshire Co.: Rhododendron St. Park , 22.IV.1982, D.S. Chandler, sift Rhododendron litter, 1 male, 1 female. Coos Co.: 3 mi E Stewartstown, 23.V.1982, D.S. Chandler, sift birch litter, 5 males, 6 females. Pinkham Notch, 1.VII.1982, D.S. Chandler, sift grass litter. Grafton Co.: 5 km W Bartlett Sawyer Pond Trail, 1800’, 11.IX.1987, A. Davies, sifting frass and litter in Betula , Acer tree holes ( CNC) 1 male. Hubbard Brook Exp. Sta., Bear Brook, 6.VII.1983, D.S. Chandler, sift litter by stream, 1 male, 1 female; 2000’, 24.IX.1982, sift spruce stump, 1 female; 1950’, 6.VII.1983, D.S. Chandler, sift leaf litter by stream, 1 male. Hubbard Brook Exp. Forest, Paradise Brook, 1400’, 6.VII.1983, D.S. Chandler, sift litter by stream, 1 female. Merrimack Co.: Concord Airport,1 mi E Concord, CZ-4a, 19.IV–11.V.2001, D.S. Chandler, pine-oak barrens, flight intercept trap, 2 females. Rockingham Co.: 1 mi W Odiorne Point, 16–22.VII.1982, D.S. Chandler, malaise trap, 1 female. Vermont, Addison Co.: Bryant Mt. Summit, 2 mi N Lake Dunmore, 25.VI.1985, R.M. Reeves, sift red & chestnut oak litter, 1 male.