Armatites is known from the Upper Devonian (Fammenian) of Canning Basin in Australia. The subfamily in which it is included, the Aulatornoceratinae is also known from France with the genus Aulatornoceras.
Armatites is part of the Upper Devonian (Fammenian) fauna from the Canning Basin in Australia. The Aulatornoceratinae subfamily, where Armatites resides, also exists in France with the genus Aulatornoceras.