Leptusa brevicollis Casey

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 : 82

164. Leptusa brevicollis Casey

(Illustrations in Klimaszewski et al. 2004, 2018), Table 1

References. Casey 1893. Pace 1989. Gusarov 2003. Klimaszewski et al. 2004, 2005a, 2011, 2018. Webster et al. 2022b.

Distribution. Nearctic. Canada: NB, NF, NS, ON, PE, QC. USA: MA, ME (NSR), NC, NH, NY, PA, VA, VT.

Collection and Habitat data. In NH captured under hemlock bark, in leaf litter, on wall of water tower, and on chicken mushrooms, while most were captured by flight intercept (FIT) and window traps. Collected from April to September, with one specimen taken in December. In Canada found in various hardwood and conifer forests including an alder ( Alnus sp. ) swamp, ( Klimaszewski et al. 2004, 2018). Adults were taken from under bark of red maple, a conifer log, and American beech; also in forest litter, in moldy conifer duff at base of tree, in rotten red maple log, in fungus covered log with punky wood, on vegetation in deciduous forest, and in rotten tree cankers ( Klimaszewski et al. 2004, 2018).

Material. USA, Maine, York Co.: West Lebanon, 29.V–11.VI.1990, 1 male ; 19–25.VI.1990, 1 female; 18– 26.XII.1990, 1 female; 4–10.IX.1990, 1 male; 7–13.VIII.1990, D.W. Barry, FIT, 1 female. New Hampshire, Carroll Co.: Bartlett Experimental Forest , 44.07414, -71.29091 , 20.IX.2022, 1 male; 9.IX.2022, 1 male, K.J. Dodds, sweep ( MFDC). 1 mi N Wonalancet, E Fork Spring Brk. , 1900’, 22.VI–1.VII.1985, D.S. Chandler, fl. intercept trap, 1 male . 2 mi NW Wonalancet , 12–19.VII.1984, D.S. Chandler, window trap, 1 male. The Bowl, 2.5 mi NW Wonalancet , 8–14.VI.1984, window trap, 2 females ; 15–20.VI.1984, window trap, 1 female; 15–21.VI.1985, FITrap, 1 male; 16–22.V.1985, FITrap, 2 females; 23.V–4.VI.1985, FIT, 1 male, 1 female; 2–10.VII.1985, FIT, 1 male; 9–14.VI.1984, malaise trap, 1 female; 26.VII.1984, D.S. Chandler, under hemlock bark, 1 female. Sandwich Notch, 15.VIII.1982, D.S. Chandler, sift leaf litter, 1 male. Coos Co.: Norton Pool , 3 mi NE East Inlet Dam, 9–26.V.1986, D.S. Chandler, FIT, 1 male . Rockingham Co.: Seabrook backdunes , 13–25.VII.1989, D.S. Chandler, FIT, 1 sex? Seabrook, 12.IV.1963, C. Castleton, 1 female. Strafford Co.: Kingman Farm , 3.5 km N Durham, 47m, 10.IX.2009, R.L. Mixon, sift leaf litter, 1 male . 1 mi SW Durham , 17.XII.1984, W.J. Morse, water tower, 1 female . Spruce Hole, 3 mi SW Durham , 1.VI.1991, R.M. Reeves, chicken mushrooms, 1 male . 4 mi W Durham , 23–25.VII.1982, R.M. Reeves, window trap, 1 male.