Australian Journal of
Taxonomy
Open-access, online, rapid taxonomy
This is a page from an unpublished manuscript
Please do not distribute it without express permission of the lead author
Aulacus houstoni Jennings, Austin & Stevens, 2004: 117.—Turrisi 2009: 51 (character states in phylogenetic analysis); Jennings 2010 [on-line checklist]; Turrisi 2017: 932; Jennings et al. 2018: 50.
Figure 49. Aulacus houstoni Jennings, Austin & Stevens, holotype female, A, lateral habitus; B, ovipositor. Scale bar = 1.00 mm.
Figure 50. Aulacus houstoni Jennings, Austin & Stevens, holotype female, A, lateral head; B, frontal face; C, dorsal head; D, lateral mesosoma; E, dorsal mesosoma; F, ovipositor guide. Scale bar = 0.50 mm; G, fore and hind wing. Scale bar = 1.00 mm.
Diagnostic description.
Female. Body size 11.0 mm, ovipositor length 21.3 mm, fore wing length 8.8 mm (Fig. 49); colouration mostly orange, except mesosoma, flagellomeres and ovipositor sheath dark brown; wings tinted except for indistinct infuscation of apex of 1st marginal and 4th submarginal cell (Fig. 50G), hind wing veins pigmented; head quadrate, width 1.5 × length, postocular space 0.7 × eye length in dorsal view (Fig. 50C), raised transverse carina above toruli absent, malar space 0.3 × height of eye (Fig. 50A); length of scape 1.5 × pedicel length, 1st flagellomere 1.2 × length of scape, 0.7 × 2nd flagellomere; mesosoma length 1.5 × height, mesoscutum in lateral view rounded antero-dorsally (Fig. 50D), length 0.8 × width in dorsal view (Fig. 50E); medial lobe finely rugulose; ovipositor guide transverse, positioned medially (Fig. 50F); ovipositor sheath length 2.4 × fore wing length (Fig. 49); fore wing vein 2-Rs+M 1.8 × 1-Rs+M, four hamuli equidistant (Fig. 50G); metasoma clavate,T1+T2 length 1.7 × width in dorsal view.
Material examined.
Holotype. AUSTRALIA – Western Australia • ♀, “Fitzgerald River Nat. Pk. (NW Sector) Western Australia 9-11 April 1982 T.F.Houston 444” (WAM: 26745).
Figure 49. Aulacus houstoni Jennings, Austin & Stevens, holotype female, A, lateral habitus; B, ovipositor. Scale bar = 1.00 mm.
Figure 50. Aulacus houstoni Jennings, Austin & Stevens, holotype female, A, lateral head; B, frontal face; C, dorsal head; D, lateral mesosoma; E, dorsal mesosoma; F, ovipositor guide. Scale bar = 0.50 mm; G, fore and hind wing. Scale bar = 1.00 mm.
Distribution.
This species is known only from Fitzgerald River National Park, Western Australia (Fig. 94).
Biology.
Unknown.