Stenosagola haunuiensis Park and Carlton

Park, J. - S. & Carlton, C. E., 2013, A Revision of the New Zealand GenusStenosagolaBroun, 1921 (Coleoptera: Staphylinidae: Pselaphinae: Faronitae), The Coleopterists Bulletin 67 (3), pp. 335-359 : 353

Stenosagola haunuiensis Park and Carlton , new species

Type Material. Holotype. NEW ZEALAND: WAIRARAPA ( WA): ♂ (wingless male), aedeagus dissected and mounted in balsam on a clear plastic card, “New Zealand WA Castlehill / Haunui area . SE Puketoi RA March 2010 ”, “ HOLOTYPE Stenosagola haunuiensis Park and Carlton des. 2013” . Paratype (n = 1 male). NEW ZEALAND: WELLINGTON ( WN) : 1♂ (slide-mounted), Tararua Forest Park, Judd Ridge, Field’ s Track , Field Hut vic., 855m, 40°54.474′S 175°15.371′E, 24 XI– 26 XI 2005, broadleaf (Notho. Meziesii-Wein-mannia racemosa)-podocarp forest, FMHD#2005-039 , berl., forest leaf litter (mostly Nothofagus ), A. Solodovnikov and D. Clarke, ANMT site 1153 ( FMNH).

Etymology. This species is named after the type locality, Haunui, Wairarapa (WA).

Diagnosis. Specimens of S. haunuiensis are similar in appearance to those of other members of the connata group but can be distinguished by the shape of the male genitalia ( Fig. 10f ) and circular male head ( Fig. 10g ).

Description. Length 1.6 mm ( Fig. 7c ). Head: Wingless male head circular, approximately 1.18 times ( Fig. 10g ). Wingless male eye approximately 0.56 longer than temple ( Fig. 10g ). Wingless male antennomeres 3–7 subquadrate, 8 slightly transverse, 9–10 transverse. Thorax: Pronotum as long as wide. Wingless male elytra approximately 1.38 times longer than pronotum. Wingless male meso- and metaventrites trapezoidal, approximately 1.22 times longer as pronotum. Aedeagus: Median lobe slender, approximately as wide as paramere, broadly bent to right, weakly bulbous apically ( Fig. 10f ). Paramere symmetrical, setae present anteriorly ( Fig. 10f ).

Distribution. Southern part of North Island, New Zealand ( Fig. 11 , stars).

Habitat. Specimens were collected from forest leaf litter in mixed broadleaf/Podocarp forests.

Figures

Fig. 10. Stenosagola species. a) S. huiaensis, aedeagus, dorsal view, b) S. northlandensis, aedeagus, dorsal view, c) S. thayerae, aedeagus, dorsal view, d) S. dugdalei, aedeagus, dorsal view, e) S. tararuaensis, aedeagus, dorsal view, f) S. haunuiensis, aedeagus, dorsal view, g) S. haunuiensis, wingless male head, dorsal view. Scale bars = 0.1 mm.

Fig. 7. Habitus of Stenosagola species, dorsal view. a) Wingless male of S. tararuaensis, b) Female of S. tararuaensis, c) Wingless male of S. haunuiensis, d) Winged male of S. pseudoconnata, e) Wingless male of S. pseudoconnata, f) Wingless male of S. chandleri, g) Female of S. chandleri, h) Winged male of S. nunni, i) Wingless male of S. nunni, j) Female of S. nunni, k) Wingless male of S. newtoni, l) Winged male of S. butcheri, m) Wingless male of S. butcheri, n) Wingless male of S. fiordlandensis, o) Female of S. fiordlandensis. Scale bars = 1 mm.

Fig. 11. Locations where Stenosagola thayerae (triangles), Stenosagola dugdalei (circles), Stenosagola tararuaensis (squares), and Stenosagola haunuiensis (stars) have been collected in New Zealand.