Austrarchaea mascordi Rix & Harvey 2011

Figure 1.Habitus images of live Archaeidae from mid-eastern Australia: A–B, female Austrarchaea nodosa (Forster, 1956) from Binna Burra, Lamington National Park, Queensland; C–D, female A. mascordi sp. n. from Coolah Tops National Park, New South Wales; E–F, juvenile A. raveni sp. n. from Mount Glorious, Queensland. Images A–D by M. Rix; images E–F by Greg Anderson, used with permission.

Figure 7.Lateral ‘head’ profiles of females of species of Austrarchaea from mid-eastern Australia, showing variation in carapace shape as quantified by the post-ocular ratio (P.O. Ratio) and ratio of highest point of carapace relative to post-ocular length (HPC Ratio): A, allotype A. alani sp. n.; B, allotype A. aleenae sp. n.; C, allotype A. judyae sp. n.; D, allotype A. raveni sp. n.; E, allotype A. harmsi sp. n.; F, allotype A. monteithi sp. n.; G, allotype A. cunninghami sp. n.; H, allotype A. dianneae sp. n.; I, A. nodosa (Forster, 1956); J, allotype A. platnickorum sp. n.; K, allotype A. binfordae sp. n.; L, A. milledgei sp. n. (WAM T112568); M, allotype A. mascordi sp. n.; N, allotype A. smithae sp. n.; O, allotype A. mcguiganae sp. n. Asterisks (*) denote concave depressions.

Figure 9.Lateral ‘head’ profiles of males of species of Austrarchaea from New South Wales (excluding the Border Ranges), showing variation in carapace shape as quantified by the post-ocular ratio (P.O. Ratio) and ratio of highest point of carapace relative to post-ocular length (HPC Ratio): A, holotype A. monteithi sp. n.; B, holotype A. christopheri sp. n.; C, holotype A. platnickorum sp. n.; D, holotype A. binfordae sp. n.; E, holotype A. milledgei sp. n.; F, holotype A. mascordi sp. n.; G, holotype A. smithae sp. n.; H, holotype A. mcguiganae sp. n.; I, holotype A. helenae sp. n. Asterisks (*) denote concave depressions.

Figure 24.Austrarchaea mascordi sp. n. A–B, Cephalothorax and abdomen, lateral view: A, allotype female (AMS KS114974) from Coolah Tops National Park, New South Wales; B, holotype male (AMS KS114972) from Coolah Tops National Park, New South Wales. C, Holotype male chelicerae, lateral view, showing accessory setae. D–F, Holotype male pedipalp: D–E, bulb, retrolateral view; F, detail of distal tegular sclerites, prodistal view. G, Allotype female internal genitalia, dorsal view. C = conductor; E = embolus; Es = embolic sclerite; T = tegulum; (TS)1–3 = tegular sclerites 1–3. Scale bars: A–B = 1.0 mm; E = 0.2 mm.

Figure 42.Austrarchaea mascordi sp. n., distribution and habitat: A, topographic map showing the known distribution of Archaeidae in south-eastern Queensland and eastern New South Wales, with collection localities for A. mascordi highlighted in yellow; B, satellite image showing detail of inset (A); C, open eucalypt forest near the type locality – Breeza Lookout, Coolah Tops National Park, New South Wales (April 2010). Image (C) by M. Rix.