Sagola gilae 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 : 88

Sagola gilae Park and Carlton , new species

( Figs. 49a, 49c, 49e–f , 51 )

Type Material. Holotype. NEW ZEALAND: Waikato: 1♂ ( LUNZ), aedeagus dissected and mounted in balsam on a clear plastic card, “Beech litter, Desert Rd, 10ml. N. Waioru 17. ii. 1973 R. M. Emberson ”, “ HOLOTYPE Sagola gilae Park and Carlton 2013 ” . Paratype (1 male). NEW ZEALAND: Waikato : ♂ (slide-mounted; NZAC) , Waikato-Haipakihi Junction, 3 km s of Turangi, 915m, 19 II 1979, L. A. Moond, litter 79/22.

Etymology. This species is named for LSAM alumna, database specialist, and enthusiastic supporter of this study, Stephanie Gil.

Diagnosis. This species can be distinguished from the other species of the gilae species-group by the following combination of characters: body length 2.3 mm; frontal rostrum bluntly rectangular; gular region transversely depressed; shape of genitalia unique to species.

Description of Male. Length 2.3 mm. Body reddish brown, antennae, elytra, legs, and maxillary palpi paler ( Fig. 49a ). Head: Round, widest across eyes. Gular region transversely depressed with dense setae ( Fig. 49f ). Antennomere 1 approximately 2.5 times longer than wide with dull surface, 2 longer than wide, 3 subquadrate, 4–5 longer than wide, 6–10 subquadrate. Frontal rostrum bluntly rectangular ( Fig. 49a ). Frontal sulcus deep, slightly exceeding eye ( Fig. 49e ). Anterior frontal fovea oval and partially covered by frontal rostrum ( Fig. 49e ), posterior frontal fovea oval ( Fig. 49e ). Eye prominent, one-third length of temple ( Fig. 49e ). Thorax: Prosternum as long as wide, widest at midpoint. Elytra rectangular ( Fig. 49a ). Meso- and metathorax trapezoidal, longer than wide. Abdomen: Tergite IV without patches of microtrichia. Aedeagus: Median lobe bent left with pointed apical lobe ( Fig. 49c ). Phallobase of median lobe asymmetrical and triangular ( Fig. 49c ). Parameres asymmetrical and deeply divided ( Fig. 49c ).

Distribution. Waikato ( Fig. 51 : black circle).

Habitat. Specimens of this species were collected by sifting beech and leaf litter.

Figures

Fig. 49. Sagola species in the gilae species-group. Habitus, dorsal views: a) S. gilae; b) S. tishechkini. Aedeagi, dorsal views: c) S. gilae, d) S. tishechkini. S. gilae, male head: e) Dorsal surface, f) Ventral surface. Scale bars a–b = 1 mm, c–f = 0.1 mm.

Fig. 51. Known collection localities of New Zealand Sagola species. S. gilae: black circle; S. tishechkini: triangle; S. owensae: black square.