Pristaulacus gusenleitneri Turrisi & Smith, 2011

Turrisi, Giuseppe Fabrizio & Smith, David R., 2011, Systematic revision and phylogeny of the endemic southeastern Asian Pristaulacus comptipennis species group (Hymenoptera: Aulacidae) 2959, Zootaxa 2959 (1), pp. 1-72 : 27-30

Pristaulacus gusenleitneri Turrisi & Smith , sp. nov.

( Figs 64–72 )

Type material. THAILAND holotype ♀, “ Thailand, Phetchabun, Nam Nao NP, Check point, 16º43.695'N, 101º33.797'E, 921 m, Malaise trap, 5–12.v.2007, Leng Janteab leg., T2657/ Pristaulacus gusenleitneri Turrisi & Smith sp. n. ♀, 2010, Holotypus ” ( QSBG) .

Etymology. Named after Dr Fritz Gusenleitner (Oberosterreichisches Landesmuseum, Linz, Austria), specialist in Apoidea ( Hymenoptera ).

Description. FEMALE (holotype). Length: 11.0 mm; fore wing length: 8.6 mm; ovipositor length: 10.3 mm.

Colour black, except: clypeus yellowish orange; mandible extensively yellowish orange with teeth dark reddish; maxillo-labial complex dark brown with maxillary palpi extensively brown; antenna dark brown with A1 yellowish orange; legs extensively yellowish orange to orange except hind coxa dark brown, inner surface of hind femur reddish brown, hind tibia dark brown (except distally) and pretarsus reddish brown; wings hyaline, with apex of fore wing slightly infuscate and veins and stigma dark brown; fore wing with a subquadrate dark brown spot below stigma (slightly narrower than stigma length), extended posteriorly to hind margin of cell SM2, a large light brown spot on posterior half of cell D2, and irregular light brown spots on middle of cell B; metasoma with most of tergites (except T2) blackish and entirely T2, side of remaining tergites and sternites orange. Setae: whitish, partly goldish on mandible.

Head, from above, 1.2 × wider than long, shiny; occipital margin with a moderately wide and deep medial groove; temple, from above, moderately developed, rounded, 0.4 × as long as eye length; occipital carina moderately wide, 0.3–0.4 × diameter of an ocellus, absent along medial occipital groove; POL:OOL= 1.1; ocellar area 2.1 × wider than long; vertex and upper half of temple with fine, deep and dense punctures (distance between punctures 2.0–3.0 × puncture diameters), less dense on temple; lower temple, behind eye, with fine, deep and dense punctures (distance between punctures 1.0–2.0 × puncture diameters); upper half of frons with fine, deep and dense puntures (distance between punctures 1.0–2.0 × puncture diameters); lower half of frons with fine, deep and dense punctures (distance between punctures 0.5–1.0 × puncture diameters); clypeus with coarse, deep and dense punctures; malar area with moderately coarse, deep and dense punctures; occipital area with fine, superficial and dense punctures; antenna 0.7 × as long as fore wing length; A3 4.8 × longer than wide; A4 9.2 × longer than wide, and 1.7 × longer than A3; A5 8.7 × longer than wide, and 1.3 × longer than A3. Setae: erect, long and dense on vertex; semi erect to erect, long and dense on temple (length of setae 1.0–1.1 × diameter of an ocellus); erect, long and dense on upper frons; recumbent, long and dense on lower frons and clypeus; recumbent, long and dense on malar area.

Mesosoma coarsely sculptured; pronotum areolate-rugose, with one well developed acute tooth-like process on each lateroventral margin, above side of propleuron; propleuron polished and shiny with coarse, deep and dense punctures on dorsal surface, fine, superficial and dense punctures on ventral surface (distance between punctures 2.0–3.0 × puncture diameters); prescutum triangular, wide, long, very weakly concave, transverse-carinate; mesoscutum mostly transverse-carinate, areolate-rugose along transscutal fissure; dorsally slightly prominent, anterior margin squared (lateral view); notauli deep and wide; scutellum transverse-carinate in middle, areolaterugose on anterior margin and posterolateral corners; mesopleuron areolate-rugose, except a moderately wide part of subalar area foveolate-punctate; metanotum scrobiculate; propodeum areolate-rugose, anterior margin longitudinally carinate; venter of mesosoma mostly polished, scrobiculate in middle, with a few carinulae on sides; fore wing with vein 2-rs+m short; coxa I polished-punctate with coarse, superficial and dense punctures on ventral surface; coxa II polished-punctate on dorsal surface, with fine, deep and dense punctures, transverse-carinulate on ventral surface; coxa III transverse-carinate on dorsal surface, mostly polished-punctate on ventral surface, with fine, deep and dense punctures (distance between punctures 2.0–3.0 × puncture diameters), transverse-carinulate on sides; spurs of mid tibia subequal in length; inner spur of hind tibia longer than outer spur; hind basitarsus 9.5 × longer than wide, and 1.3 × as tarsomeres 2–5; tarsal claw with four tooth-like processes. Setae: semi erect to erect, long and dense on dorsal surface, longer on propodeum; recumbent, long and dense on sides and venter of mesosoma, longer and dense on pronotum; erect, long and dense on hind surface of propodeum; erect, long and dense on propleuron (setae length 0.8–0.9 × pretarsus length).

Metasoma pyriform (lateral view), strongly compressed laterally; petiole elongate, slender, 4.9 × longer than wide; segments 1 and 2 polished and shiny, impunctate; remaining segments mostly with fine microsculpture and fine, superficial and dense punctures, except S3 and laterally on tergites; S7 polished with coarser, deep and very dense punctures; T8 microsculptured with fine, superficial and scattered to dense punctures; ovipositor 1.2 × longer than fore wing length. Setae: segments 1–2 and sides of remaining tergites and sternites glabrous; recumbent, short and dense on most of remaining tergites and middle of sternites; semi erect, short and dense on S7.

MALE unknown.

Distribution. Thailand (Phetchabun Province), known only from the type locality ( Fig. 186 ).

Biology. Unknown.

Figures

FIGURE 186. Distribution map of Pristaulacus comptipennis species group. The number of species is indicated for each subregions, north: Japanese islands, middle: China and surroundings, south: Laos, Thailand, Vietnam. Letters refer to species: a, P. asiaticus; b, P. boninensis; c, P. comptipennis; d, P. corellianus; e, P. dilleri; f, P. emarginaticeps; g, P. excisus; h, P. gusenleitneri; i, P. insularis; j, P. jenningsi; k, P.konishii; l, P. lagrecai; m, P. nobilei; n, P. porcatus; o, P. sharkeyi; p, P. thailandensis; q, P. vietnamensis; r, P. vilhelmseni; s, P. vivaldianus; t, P. watanabei.

FIGURES 64–68. Pristaulacus gusenleitneri sp. nov., holotype ♀. 64. Head, dorsal view. 65. Head, frontal view. 66. Head, lateral view. 67. Mesosoma, dorsal view. 68. Pronotum, lateral view.

FIGURES 69–72. Pristaulacus gusenleitneri sp. nov., holotype ♀. 69. Wings. 70. Mesosoma, lateral view. 71. Hind coxa, ventral view. 72. Metasoma, lateral view.