Summary[
edit] Description: English: A Paraspirifer bownockeri brachiopod, brachial valve, 42mm measured along the axis, Order Spiriferida, Family Spiriferidae, collected from the Silica Shale, Hamilton Group, near Sylvania, Ohio, USA, from the Middle Devonian. Date: 16 July 2012. Source: Own work. Author:
Dwergenpaartje.
