Sagola flemingensis 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 : 151-152

Sagola flemingensis Park and Carlton , new species

( Figs. 76a, 76c, 76e , 78 )

Type Material. Holotype. NEW ZEALAND: Auckland Islands : 1♂ ( NZAC), “New Zealand: AU: Auckland I., Fleming Plateau, 563m, swards 20 Feb 1973, JS Dugdale 73/58”, “ HOLOTYPE Sagola flemingensis Park and Carlton 2013 ” . Paratypes (n = 48: 29 males; 19 females).

NEW ZEALAND: Auckland Islands: 13♂♂ 11♀♀ (1♂, slide-mounted; NZAC), same data as holotype . 3♂♂ 2♀♀ ( NZAC), Fleming Plateau , 426m, swards, 9 II 1973, JS Dugdale ; 2♂♂ 1♀ (1♂, slide-mounted; NZAC), Fleming Plateau, 518m, Carnley Harbor , swards, 9 II 1973, JS Dugdale ; 3♂♂ 2♀♀ ( NZAC), Fleming Plateau , 487m, swards, 12 II 1973, JS Dugdale ; 4♂♂ 1♀ ( NZAC), e end of Tagua Bay, Carnley Harbor , litter, 4 II 1973, JS Dugdale ; 1♂ 1♀ ( NZAC), Mt. D’ Urville , 639m, moss & mats, 4 I 1973, J. Rarrell ; 2♂♂ ( NZAC), Fleming Plateau, 578m, Carnley Harbor , moss, 7 II 1973, JS Dugdale ; 1♂ ( NZAC), Adams I, Magnetic Cove , East Ridge, moss, 22 I 1966, G. Kuschel .

Etymology. This species is named after the type locality, Fleming Plateau, Auckland Islands.

Diagnosis. This species can be distinguished from other Sagola species by the following combination of characters: body small, length 2.1–2.4 mm; antennomeres 9–11 weakly clubbed; anterior frontal fovea keyhole-shaped; eye small, one-fourth length of temple; shape of antennomeres and genitalia unique to species; only known from Auckland Islands.

Description. Length 2.1–2.4 mm. Body brown, antennae, legs, maxillary palpi,and elytra paler ( Fig. 76a ). Head: Male head round, widest at midpoint of head ( Fig. 76e ). Antennomere 1 approximately 1.5 times longer than wide, 2 longer than wide, 3 subquadrate, 4–6 longer than wide, 7–8 subquadrate, 9–10 transverse, 9–11 weakly clubbed. Frontal sulcus shallow, reaching posterior margin of eye. Anterior frontal fovea keyhole-shaped, partially covered by frontal rostrum ( Fig. 76e ). Eye small, one-fourth length of temple ( Fig. 76e ). Thorax: Prosternum as long as wide, widest at midpoint. Elytra as long as wide ( Fig. 76a ). Meso-and metathorax trapezoidal, as long as wide. Abdomen: Male tergite IV without patch of microtrichia. Aedeagus: Median lobe of genitalia longer than parameres ( Fig. 76c ). Phallobase of median lobe symmetrical and rounded ( Fig. 76c ). Parameres symmetrical, but right slightly longer than left and with setae apically ( Fig. 76c ).

Distribution. Auckland Islands ( Fig. 78 : triangle).

Habitat. Specimens of this species were collected by sifting litter in swards, moss, or mats.

Figures

Fig. 76. Sagola species in the flemingensis species-group. Habitus, dorsal views: a) S. flemingensis, b) S. snaresensis. Aedeagi, dorsal views: c) S. flemingensis, d) S. snaresensis. Male heads, dorsal views: e) S. flemingensis, f) S. snaresensis. Scale bars a–b = 1 mm, c–f = 0.1 mm.

Fig. 78 Known collection localities of New Zealand Sagola species. S. genalis: black circles; S. flemingensis: triangle; S. snaresensis: black square; S. opercularis: star.