Leviana dimidiata comb. nov. natural history (at Whites Hill, Queensland): A. Female vertical orb-web with spider in curled leaf retreat connected with hub via signal line; B. Same web, close up; note V-shaped open sector with signal line, closed hub with abrupt transition between hub loops and sticky spiral, and all radii originating at hub; C. Female in defensive pose after her leaf-retreat had been torn open; D. Leaf retreat with female (not seen) feeding on dragonfly prey.