Pristaulacus watanabei 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 : 60-63

Pristaulacus watanabei Turrisi & Smith , sp. nov.

( Figs 172–180 )

Type material. THAILAND: holotype ♀, “ Thailand , Loei, Phu Ruea NP Rong Huay Maklaow, 17º29.652'N, º0'E, 1167 m, Litter sample, 5–8.v.2007, Patikhom Tumtip leg., T2623/ Pristaulacus watanabei Turrisi & Smith sp. n. ♀, 2009, Holotypus ” ( QSBG) .

Etymology. Named after Mr. Kyohei Watanabe (Tokyo, Japan), specialist in Ichneumonidae (Hymenoptera) .

Description. FEMALE (holotype). Length: 10.3 mm; fore wing length: 7.9 mm; ovipositor length: 12.0 mm.

Colour black, except: clypeus reddish brown; mandible extensively yellowish orange with teeth dark reddish; maxillo-labial complex dark brown; antenna with A1 ventrally yellowish orange; fore and mid legs, except coxae and hind tibia reddish orange (except pretarsi); hind trocanther, femur and tibia (except articular parts) dark 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 on distal third of cell D2, and irregular light brown spots on middle of cell B and between cells SB and SD1; metasoma with most of segments 2–3 and part of segment 4 irregularly orange. Setae: whitish, partly goldish on mandible.

Head, from above, 1.1 × wider than long, shiny; occipital margin with a moderately wide and deep medial groove; temple, from above, developed, rounded, about 0.8 × as long as eye length; occipital carina wide, 0.5–0.7 × diameter of an ocellus, absent along occipital medial groove; POL:OOL= 1.1; ocellar area 1.9 × wider than longer; vertex and upper temple with fine, deep and scattered punctures (distance between punctures 4.0–5.0 × puncture diameters); lower temple, behind eye, with fine to coarse, deep and dense punctures (distance between punctures 1.0–1.5 × puncture diameters); upper half of frons with fine, deep and dense punctures (distance between punctures 2.0 × puncture diameters); lower half of frons with coarse, deep and dense punctures (distance between punctures 0.5–1.0 × puncture diameters); clypeus with coarse, deep and dense punctures; malar area with fine, deep and dense punctures; occipital area with fine, superficial and scattered punctures; antenna 1.0 × fore wing length; A3 4.5 × longer than wide; A4 11.2 × longer than wide, and 2.1 × longer than A3; A5 11.3 × longer than wide, and 2.0 × longer than A3. Setae: erect, short and scattered on vertex; semi erect to erect, short to long and scattered to dense on temple (length of setae 0.5–0.8 × diameter of an ocellus); erect, long and dense on upper frons; recumbent, long and dense on lower frons and clypeus; recumbent, short and dense on malar area.

Mesosoma coarsely sculptured; pronotum mostly areolate-rugose, foveolate above lateroventral margin, with two moderately developed obtuse tooth-like processes on each lateroventral margin, anterior one above dorsal part of propleuron, posterior one very close to anterior one; propleuron polished and shiny with coarse, deep and dense punctures on dorsal surface, fine, superficial and dense punctures on ventral surface (distance between punctures 3.0–4.0 × puncture diameters); prescutum triangular, wide, long, weakly concave, transverse-carinate; mesoscutum transverse-carinate (anterior to notauli) to areolate-rugose; dorsally not prominent, anterior margin squared (lateral view); notauli deep and wide; scutellum transverse-carinate in middle, areolate-rugose on anterior margin and posterolateral corners; mesopleuron areolate-rugose, except subalar area rugulose-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 polishedpunctate with fine, superficial and dense punctures on ventral surface; coxa II polished-punctate on dorsal surface, with fine, deep and dense (on base) punctures, transverse-carinulate-punctate to transverse-carinate-punctate on ventral surface, with coarse, deep and dense punctures; coxa III transverse-carinate-punctate on dorsal surface with coarse, superficial and dense punctures, 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; outer spur of mid tibia longer than inner spur; inner spur of hind tibia slightly longer than outer spur; hind basitarsus 10.7 × longer than wide, and 1.2 × as tarsomeres 2–5; tarsal claw with four tooth-like processes. Setae: semi erect to erect, short and dense on dorsal surface, longer on propodeum; recumbent, long and dense on sides and venter of mesosoma; erect, long and dense on hind surface of propodeum; erect, long and dense on propleuron (setae length at most 0.7 × pretarsus length).

Metasoma pyriform (lateral view), strongly compressed laterally; petiole elongate, slender, 4.7 × longer than wide; segments 1–2 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 coarse, deep and dense punctures; T8 microsculptured with fine, superficial and scattered punctures; ovipositor 1.5 × fore wing length. Setae: segments 1–2, S3 and sides of remaining tergites and sternites glabrous; recumbent, very short and dense medially on remaining tergites and sternites; semi erect, short and dense on S7.

MALE unknown.

Distribution. Thailand (Loei 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 172–176. Pristaulacus watanabei sp. nov., holotype ♀. 172. Head, dorsal view. 173. Head, frontal view. 174. Head, lateral view. 175. Mesosoma, dorsal view. 176. Pronotum, lateral view.

FIGURES 177–180. Pristaulacus watanabei sp. nov., holotype ♀. 177. Wings. 178. Mesosoma, lateral view. 179. Hind coxa ventral view. 180. Metasoma, lateral view.