Microedus austinianus LeConte, 1874

Shavrin, Alexey V., 2024, Microedus LeConte, 1874 (Coleoptera: Staphylindae: Omaliinae: Anthophagini), a new genus for the Palaearctic Region, Zootaxa 5443 (2), pp. 205-223 : 211

Microedus austinianus LeConte, 1874

( Figs 1 , 6, 8, 10, 12 )

Microedus austinianus LeConte, 1874: 273 ; Fauvel 1878a: 250 [= 1878b: 86]; Van Dyke 1924: 16 (as “ austianus ” [sic]), Fall 1926: 145; Hatch 1957: 71; Moore & Legner 1972: 75; Downie & Arnett 1996: 435

Material examined. CANADA: QUEBEC: 1 ♂: Mont Albert , Parc Gaspesie. 1000 m a.s.l. 09.08.1972. J.M. & B.A. Campbell leg. ( CNC) ; 2 ♂♂: 6 mi. S Riviere-a-Claude. 1000 m a.s.l. 18.07.1972. J.M. Campbell leg. (cSh) ; USA: NEW HAMPSHIRE: 1 ♂: Glen Boulder Trail, White Mts. 2500 m a.s.l. 17.08.1976. J.M. & B.A. Campbell leg. ( CNC) .

Remarks. Microedus austinianus was originally described from “White Mountains, Vancouver Island”. This species is widely distributed in Canada and USA ( Herman (2001), Newton et al. (2000), etc.).

Habitus as in Fig. 1 . Labrum as in Fig. 6 . Mandibles as in Fig. 8 . Maxilla as in Fig. 10 . Labium as in Fig. 12 . Aedeagus as in Figs 14–15 . The aedeagus of this species is illustrated for the first time.

Figures

FIGURES 1–5. Habitus of Microedus: 1—M. austinianus (USA: New Hampshire), 2—M. brevitarsis (holotype), 3—M. kastcheevi (paratype, Kazakhstan: Dzhungar Mts.), 4—A. schilenkovi (Russia: Altai, Korgon Mts.), 5—M. sp. (Kashmir). Scale bar: 1.0 mm.

FIGURES 6–13. Mouthparts (dorsal view) of M. austinianus (Figs. 6, 8, 10, 12) and M. schilenkovi (Figs. 7, 9, 11, 13): 6–7— labrum, 8–9—mandibles (left and right), 10–11—maxilla (right), 12–13—labium. Scale bars 0.1 mm.

FIGURES 14–17. Aedeagus of Microedus austinianus (Figs 14–15: Canada, Quebec, Riviere-a-Claude) and M. brevitarsis (Figs. 16–17: holotype): 14, 16—parameral view, 15, 17—lateral view. Scale bar: 0.1 mm.