Sagola brookesi 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 : 19

Sagola brookesi Park and Carlton , new species

( Figs. 3p , 4p , 7 )

Type Material. Holotype. NEW ZEALAND: Waikato: 1♂ ( NZAC), aedeagus dissected and mounted in balsam on a clear plastic card, “ Fairburn Mt. Te Aroha 30-3-51”, “ A.E.Brookes Collection ”, “ N.Z. Arthropod Collection, NZAC Private Bag 92170 AUCKLAND New Zealand”, “ HOLOTYPE Sagola brookesi Park and Carlton 2013 ”.

Etymology. This species is named for the collector of the holotype and world renowned insect specialist, Albert E. Brookes.

Diagnosis. This species can be distinguished from the other species of the hirtalis speciesgroup by the following combination of characters: smaller body size, 2.4 mm; antennomere 1 elongate, approximately 2 times longer than wide; antennomeres 2–10 subquadrate; posterior frontal fovea oval; eye large, one-half length of temple; hind wings reduced to small pads; mid-tibia bent; shape of genitalia unique to species.

Description of Male. Length 2.4 mm. Body brown, elytra, legs, and maxillary palpi paler ( Fig. 3p ). Head: As long as wide, widest across eyes ( Fig. 3p ). Antennomere 1 approximately 2 times longer than wide, 2–10 subquadrate. Frontal sulcus deep and reaching hind point of eye from end of frontal rostral lobes. Anterior frontal fovea oval, posterior frontal fovea oval. Eye large and prominent, one-half length of temple. Thorax: Prosternum as long as wide, widest at one-third length. Elytra rectangular ( Fig. 3p ). Hind wings absent. Meso- and metathorax trapezoidal, as long as wide. Mid-tibia bent. Abdomen: Tergite IV without patches of microtrichia. Aedeagus: Median lobe longer than parameres. Phallobase of median lobe asymmetrical and triangular ( Fig. 4p ). Left paramere divided into 2 branches from base and minor branch long and bent ( Fig. 4p ). Right paramere L-shaped and as long as left ( Fig. 4p ).

Distribution. Waikato ( Fig. 7 : star).

Habitat. Unknown.

Figures

Fig. 3. Habitus of Sagola species in the hirtalis species-group, dorsal views. a) Sagola hirtalis, b) S. terricola, c) S. convexa, d) S. coromandelensis, e) S. northlandensis, f) S. taranakiensis, g) S. kuscheli, h) S. newtoni, i) S. thorpei, j) S. dugdalei, k) S. thayerae, l) S. hunuaensis, m) S. waikatoensis, n) S. gisbornensis, o) S. weiri, p) S. brookesi. Scale bars = 1 mm.

Fig. 4. Sagola species in the hirtalis species-group. Aedeagi, dorsal view: a) S. hirtalis, b) S. terricola, c) S. convexa, d) S. coromandelensis, e) S. northlandensis, f) S. taranakiensis, g) S. kuscheli, h) S. newtoni, i) S. thorpei, j) S. dugdalei, k) S. thayerae, l) S. hunuaensis, m) S. waikatoensis, n) S. gisbornensis, o) S. weiri, p) S. brookesi. S. hirtalis: q) Antenna, r) Head, dorsal view, s) Head, ventral view (arrow indicates transverse depression). S. terricola: t) Meso- and metaventrite, u) Male fore femur (arrow indicates semicircular depression). Scale bars = 0.1 mm.

Fig. 7. Known collection localities of New Zealand Sagola species. S. waikatoensis: black circle; S. gisbornensis: triangles; S. weiri: black square; S. brookesi: star.