Liogluta gigantea Klimaszewski & Langor, 2011

Klimaszewski, Jan, Webster, Reginald P., Langor, David W., Sikes, Derek, Bourdon, Caroline, Godin, Benoit & Ernst, Crystal, 2016, A review of Canadian and Alaskan species of the genus Liogluta Thomson, and descriptions of three new species (Coleoptera, Staphylinidae, Aleocharinae), ZooKeys 573, pp. 217-256: 238-240

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Liogluta gigantea Klimaszewski & Langor, 2011


Liogluta gigantea Klimaszewski & Langor, 2011  Figs 90-96

Liogluta gigantea  Klimaszewski & Langor, in Klimaszewski et al. 2011: 167. Holotype (female): Canada, Newfoundland, Labrador, 75 km SW Goose Bay, Tr. 500, 53° 02.6 N, 61° 16.6 W, 13-26.VIII.2001, S. and J. Peck// Carrion trap, elevation 100 m, spruce-lichen forest, 2001-44 (LFC).

New locality data.

CANADA: Québec: 4 mi W Masham, near Mud Lake, 24.X.1967, J.M. Campbell & A. Smetana, Berlese sample ex lining of deserted beaver lodge (1 sex undetermined, CNC); Gatineau Park, near Mud Lake, 24.X.1967, A. Smetana (4 sex undetermined, CNC); Ontario: Rondeau Pr. Pk., Marsh Trail, 4.VI.1985, A. Davies & J.M. Campbell (1 ♂, CNC); Lake Superior Pr. Pk., Sand Riv., 6.VI.1973, J.M. Campbell & R. Parry (1 sex undetermined, CNC).


This species may be distinguished by: body length 4.2-5.0 mm, robust, broad, dark brown, with pronotum, elytra (except for scutellar region), and legs reddish-brown; forebody moderately glossy, with fine and dense punctation, short pubescence and meshed microsculpture (Fig. 90); head subquadrate, slightly narrower than pronotum, large eyes, each as long as postocular region in dorsal view (Fig. 90); antennae thin, all articles elongate to subquadrate (Fig. 90); pronotum transverse, widest at apical third (Fig. 90); elytra wider than pronotum, at suture as long as or slightly longer than pronotum, with posterior margin almost rectangular (Fig. 90); abdomen broad and flattened (Fig. 90). Male (new description). Apical margin of tergite VIII rounded with broad crenulations and small rounded process at middle (Fig. 92); apical margin of sternite VIII parabolic (Fig. 93); median lobe of aedeagus short and stout, with tubus arched slightly ventrad near apex, apical part narrow in lateral view (Fig. 91). Female. Apical margin of tergite VIII rounded-triangular (Fig. 94); apical margin of sternite VIII broadly truncate, with row of microsetae (Fig. 95); spermatheca vaguely S-shaped, capsule club-shaped, stem sinuate and twisted posteriorly (Fig. 96).


Canada: NF, QC, ON.

Natural history.

Adults were collected in June, August, and October, in carrion-baited pitfall traps in spruce forests, and from a Berlese funnel extraction of the interior of a deserted beaver lodge.