Fossil group: Cephalopoda
Order Basslerocerida Flower, 1950

Taxon ID: 570 | 2009-11-19 / 2013-08-15
Belongs to: Nautiloidea
Sister taxa: Pseudorthocerida
Contains: Barrandeocerina
Stratigraphic range: Ordovician Devonian | ~ 488,3–354,0 Ma