Australian fossil ammonite ("Myloceras ammonoide") Australia Post Thylacoleo carnifex and the Naracoorte

Thylacoleo carnifex and the Naracoorte Caves

Archaehierax

creamy white flowers and barrel-shaped and cylindrical fruit

It tells of how 20 million years of changing climates and then arrival of Aboriginal people impacted on ecosystems in Australia

Australian fossil ammonite ("Myloceras ammonoide") Australia Post Thylacoleo carnifex and the NaracoorteMyloceras ammonoides (Millstone Horn Ammonite) is an extinct marine cephalopod from Australias Cretaceous inland seas. This species is dated to approximately 100113 million years ago (Cretaceous) and is known from the Allaru Formation, Currane Station, Ilfracombe, Central West Queensland. The specimen represents a nektonic mollusc that swam within the warm shallow waters of the Eromanga Sea system. Originally described by Dr Frederick W Whitehouse in