Balashovia
Balashovia is a genus of oncocerid nautiloids from the Middle Devonian,, included in the Archiacoceratidae, a family characterized by compressed, exogastric, cyrtocones with a large, actinosiphonate, dorsal siphuncle.
Balashovia is a genus of oncocerid nautiloids from the Middle Devonian,, included in the Archiacoceratidae, a family characterized by compressed, exogastric, cyrtocones with a large, actinosiphonate, dorsal siphuncle.