Stenosagola tararuaensis 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 : 352-353

Stenosagola tararuaensis Park and Carlton , new species

Type Material. Holotype. NEW ZEALAND: WELLINGTON ( WN): 1♂ (wingless male), aedeagus dissected and mounted in balsam on a clear plastic card, “ NEW ZEALAND: WN: Tararua Forest, above Akatarawa Saddle , 455m, h, 26 XI–21 XII 2005, broadleaf-podocarp forest on slope; FMHD#2005-0112 , flight intercept trap, A. Newton and M. Thayer; ANMT site 1151”, “ HOLOTYPE Stenosagola tararuaensis Park and Carlton des. 2013” . Paratypes (n = 8: 6 males, 2 females) NEW ZEALAND: WELLINGTON ( WN) : 2♂♂ (1♂, slide-mounted), Tararua Forest, above Akatarawa Saddle , 455m, 40°56.936′S 175°06.529′E, 26 XI 2005, broadleaf-podocarp forest on slope, FMHD#2005-033 , berl., leaf and log litter, A. Newton and M. Thayer, ANMT site 1151 ( FMNH); 1♂, 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- Weinmonnia racemosa)-podocarp forest, FMHD#2005- 040 , berl., moss on logs, A. Solodovnikov and D. Clarke, ANMT site 1153 ( FMNH); 3♂♂ 2♀ (2♀, slide-mounted), Akatarawa saddle, Tararua S. F., (S of Waikanoe), 500m, 7 III 1978, S Peck, berl. litter ( FMNH) .

Etymology. This species is named after the type locality, Tararua Forest Park, Wellington (WN).

Diagnosis. Stenosagola tararuaensis is similar in appearance to other members of the connata group but can be distinguished by the shape of the male genitalia ( Fig. 10e ).

Description. Length 1.2–1.5 mm ( Fig. 7a–b ). Head: Wingless male head approximately 1.30 times, female 1.48 times longer than wide. Wingless male eye approximately 0.70 times, female 0.42 times as long as temple. Wingless male antennomeres 3–6 subquadrate, 7–8 slightly transverse, 9–10 transverse. Female antennomeres 3–5 subquadrate, 6–10 transverse. Thorax: Pronotum as long as wide. Wingless male elytra approximately 1.22 times, female 1.25 times longer than pronotum. Wingless male meso- and metaventrites trapezoidal, approximately 1.19 times, female 1.14 times longer than pronotum. Aedeagus: Median lobe slender, approximately twice as broad as paramere ( Fig. 10e ). Paramere symmetrical, setae present anteriorly ( Fig. 10e ).

Distribution. Wellington (WN), New Zealand ( Fig. 11 , squares).

Habitat. Specimens were collected using flight intercept traps (FIT) and by sifting leaf, log, and, moss litter in Nothofagus , podocarp, and broadleaf 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.