Sagola wellingtonensis Park and Carlton

Park, J. - S. & Carlton, C. E., 2014, A revision of the New Zealand species of the genus Sagola Sharp (Coleoptera: Staphylinidae: Pselaphinae: Faronitae), The Coleopterists Bulletin (mo 13) 68, pp. 1-156 : 55

Sagola wellingtonensis Park and Carlton , new species

( Figs. 29b, 29d , 30 )

Type Material. Holotype. NEW ZEALAND: Wellington: 1♂ ( NZAC), “ NEW ZEALAND, WN Orongorongo V,W.N. 1 Jan 1993 ”, “Hard beech forest litter Tullgren #13”, “ Sagola sp. 2 det. Klimaszewski 1996 ”, “ N.Z. Arthropod Collection, NZAC Private Bag 92170 AUCKLAND New Zealand”, “ HOLOTYPE Sagola wellingtonensis Park and Carlton 2013 ” . Paratypes (n = 13: 7 males; 6 females). NEW ZEALAND: Auckland : 1♂ ( NZAC), Wellsford , 29 IX 1958, R.A. Cumber; Bay of Plenty: 1♀ ( FMNH), Tapapa Tukorehe Res. , 300m, 25 III 1978, S. & J. Peck, berl., litter; Coromandel : 3♂♂ 2♀♀ ( NZAC), Kaitohe , 1334, 1 II 1952, R. Hornabrook ; 1♂ ( AMNZ), Great Barrier I, Little Windy Hill , 100m, 19 XII 2002 – 23 I 2003, K. Parsons, coastal forest, malaise trap L11899 ; 1♂ ( AMNZ), Great Barrier I, Mt. Hobson , 500m, pitfall trap, 9 XI–17 XII 2003, J.W. Early ; Waikato: 1♀ ( FMNH), Pirongia Forest Park, Tirohanga tr. (above end Corcoran rd. ), 500m, 37″58.409′S 175″07.173′E, 20 XI 2005, broadleaf forest, FMHD#2005-015 , berl., forest litter, D. Clarke, A. Solodovnikov, ANMT site 1146 ; 1♀ ( NZAC), Waitomo , 24 V 1983, G. Kuschel, decayed wood and litter 83/56 ; Wellington: 1♂ (slide-mounted; FMNH), Taraua Forest Park , Waitewaewae Tr., 220m, 40″51.98′S 175″15.319′E, 26 XI–21 XII 2005, broadleaf (much Knightia exelsa )-podocarp forest, FMHD#2005-034 , FIT & window trap, ANMT site 1152 ; 1♀ ( NZAC), Rimutaka Range , 11 VIII 1954, R. Hornabrook .

Etymology. The species name is based on the biotic region of some of the type material, Wellington.

Diagnosis. This species can be distinguished by the depressed and flattened temple of the ventral surface of the male head, subquadrate male antennomeres 4–8, and left paramere divided for two-thirds its length.

Description. Length 2.4–2.9 mm. Body brown, antennae, legs, and maxillary palpi paler ( Fig. 29b ). Head: Male antennomeres 2–3 subquadrate, 4–5 longer than wide, 6–10 subquadrate. Female antennomeres 2–3 subquadrate, 4–7 longer than wide, 8–10 subquadrate. Eye small and prominent, one-third length of temple. Temple of male head ventrally depressed and flat. Thorax: Prosternum slightly longer than wide, widest at one-third length. Elytra rectangular ( Fig. 29b ). Meso- and metathorax trapezoidal, as long as wide. Aedeagus: Median lobe broad and blunt, shorter than parameres ( Fig. 29d ). Phallobase of median lobe asymmetrical and rectangular ( Fig. 29d ). Parameres asymmetrical and divided, with 1 seta apically, left paramere deeply divided ( Fig. 29d ).

Distribution. A u c k l a n d, B a y o f P l e n t y, Coromandel, Waikato, Wellington ( Fig.30 : triangles).

Habitat. Most specimens were collected using pitfall, Malaise, window, and flight intercept traps or by sifting leaf litter in broadleaf and podocarp forests.

Figures

Fig. 29. Sagola species in the helmorei species-group. Habitus, dorsal views: a) S. helmorei, b) S. wellingtonensis. Aedeagi, dorsal views: c) S. helmorei, d) S. wellingtonensis. S. helmorei, male head: e) Dorsal surface, f) Ventral surface. Scale bars a–b = 1 mm, c–f = 0.1 mm.

Fig. 30. Known collection localities of New Zealand Sagola species.S. helmorei: black circles;S. wellingtonensis: triangle.