Sagola ramsayi 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 : 41

Sagola ramsayi Park and Carlton , new species

( Figs. 19c, 19g , 20 )

Type Material. Holotype. NEW ZEALAND: Gisborne: 1♂ ( NZAC), “ New Zealand: GB: Lake Waikaremoana 17 I 1972, G.W. Ramsay Litter 72/17”, “ HOLOTYPE Sagola ramsayi Park and Carlton 2013 ” . Paratypes (3 males). NEW ZEALAND: Gisborne : 3♂♂ ( NZAC), same data as holotype .

Etymology. This species is named for the collector of the holotype, Graeme W. Ramsay.

Diagnosis. This species is similar in appearance to other members of this species-group but can be distinguished by the shape of the antennae and genitalia.

Description. Length 3.2–3.5 mm. Body brown, antennae, legs, and maxillary palpi paler, elytra yellowish brown ( Fig. 19c ). Head: Transverse, widest across temples ( Fig. 19c ). Antennomere 1 approximately 2.5 times longer than wide, 2–5 longer than wide, 6–10 subquadrate. Frontal sulcus deep and wide, reaching midpoint of eye from frontal fovea. Anterior frontal fovea extremely small. Posterior frontal fovea round. Eye small and prominent, one-third length of temple. Thorax: Prosternum as long as wide, widest at midpoint. Elytra approximately triangular ( Fig. 19c ). Meso-and metaventrite trapezoidal, as long as wide. Aedeagus: Apical lobe of genitalia V-shaped ( Fig. 19g ). Phallobase of median lobe symmetrical and rectangular ( Fig. 19g ). Parameres asymmetrical, left paramere with 2 branches from apex and base ( Fig. 19g ).

Distribution. Gisborne ( Fig. 20 : black square).

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

Figures

Fig. 19. Sagola species in the pulchra species-group. Habitus, dorsal views: a) S. pulchra, b) S. keejeongi, c) S. ramsayi, d) S. poortmani. Aedeagi, dorsal views: e) S. pulchra, f) S. keejeongi, g) S. ramsayi, h) S. poortmani. S. keejeongi, male: i) Dorsal surface of head, j) Ventral surface of head (arrow indicates lateral process), k) Mid-leg, lateral view. S. pulchra, female: l) Ventrite VIII, ventral view, m) Ventrite IX, ventral view. Scale bars a–d = 1 mm, e–m = 0.1 mm.

Fig. 20. Known collection localities of New Zealand Sagola species. S. pulchra: black circles; S. keejeongi: triangles; S. ramsayi: black square; S. poortmani: star.