Stenosagola newtoni 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 : 356

Stenosagola newtoni Park and Carlton , new species

Type Material. Holotype. NEW ZEALAND:

BULLER ( BR) : 1♂ (winged male), aedeagus dissected and mounted in balsam on a clear plastic card, “ NEW ZEALAND: BR, Lewis Pass Nat. Res., 12.3km s Lewis Pass , 650m 17.xii.1984 - 21.i.1985 Nothofagus spp. forest A.Newton / M.Thayer 713”, “flight intercept (window) trap”, “ HOLO- TYPE Stenosagola newtoni Park and Carlton des. 2013”. Paratype (n = 1 male). NEW ZEALAND: MID CANTERBURY ( MC) : 1♂, slide-mounted, Banks Peninsula, Mt. Sinclair Scen. Res. , 775m, 43°42.977′S, 172°51.098′E, 3 XII 2005, ridgetop mixed broadleaf w/emergent podocarpus totara; FMHD#2005-072 , berl., leaf and log litter, A. Newton and A. Solodovnikov; ANMT site 1163 ( FMNH).

Etymology. This species is named for the collector of the holotype, Alfred F. Newton.

Diagnosis. Specimens of S. newtoni 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. 12d ).

Description. Length 1.2 mm ( Fig. 7k ). Head: Wingless male head approximately 1.40 times longer than wide, eye approximately 1.23 times longer than temple. Wingless male antennomeres 3–7 subquadrate, 8 slightly transverse, 9–10 transverse. Thorax: Pronotum as long as wide. Wingless male elytra approximately 1.47 times longer than pronotum. Wingless male meso- and metaventrites trapezoidal, approximately 1.36 times longer than pronotum. Aedeagus: Apical lobe of male genitalia acute apically, weakly bent to right ( Fig. 12d ). Parameres slender, bearing setae apically ( Fig. 12d ).

Distribution. Buller ( BR) and Mid Canterbury ( MC), New Zealand ( Fig. 14 , circle).

Habitat. Specimens were collected by sifting litter and using flight intercept traps in broadleaf, podocarp, and Nothofagus forests.

Figures

Fig. 12. Stenosagola species. a) S. pseudoconnata, aedeagus, dorsal view, b) S. chandleri, aedeagus, dorsal view, c) S. nunni, aedeagus, dorsal view, d) S. newtoni, aedeagus, dorsal view, e) S. butcheri, aedeagus, dorsal view, f) S. fiordlandensis, aedeagus, dorsal view, g) S. fiordlandensis, 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. 14. Locations where Stenosagola nunni (triangles), Stenosagola newtoni (circle), Stenosagola butcheri (black squares), and Stenosagola fiordlandensis (white square) have been collected in New Zealand.