Fossilized Wasp Nest. Replaced with limonite (hydrated iron oxide), Alice Springs Region, NT. Together with Crinoids, Gascoyne Junction, 174km inland from Carnarvon, WA; & Fossilized Stromatolite, Drysdale River, Kimberley, WA, 3 billion years old. Collection Dr John Raven, Perth. Estimate $30-50