Augustoceras is a genus of nautiloid cephalopods included in the order Oncocerida and family Valcouroceratidae. It is known form the Middle and Upper Ordovician...

The Valcouroceratidae includes 8 genera: Valcouroceras Actinomorpha Augustoceras Fayettoceras Kindleoceras Manitoulinoceras Minganoceras Staufferoceras...

similar to Manitoulinoceras except for its triangular cross section. Augustoceras, another valcouroceratid, differs in that the rays in its actinosiphonate...

†Asymptoceras †Athanatoceras †Atomoceras †Atopoceras †Aturia †Aturoidea †Augustoceras †Aulaconautilus †Aulametacoceras †Austinoceras †Avilionella †Avoceras...

†Asterophyllites grandis †Atactoporella †Athyrisina †Atrypa †Atrypa reticularis †Augustoceras Contents A B C D E F G H I J K L M N O P Q R S T U V W X Y Z †Baltagnostus...

type locality for species †Athyris †Athyris fultonensis †Atrypa †Augustoceras †Augustoceras shideleri – type locality for species †Aulacera †Aulacera cylindrica...

terebriformis †Asteracanthus †Athyris †Athyris fultonensis †Atrypa †Augustoceras †Aulopora †Aulopora tubiporoides †Aviculopecten †Aviculopecten germanus...

invaginatus †Archimedes swallovanus †Asaphiscus †Atrypa †Atrypa reticularis †Augustoceras †Bonneterrina – tentative report †Brooksella alternata †Calamites †Calamites...

unidentified related form or using admittedly obsolete nomenclature †Augustoceras †Aulopora †Aulopora microbuccinata †Aviculopecten †Aviculopecten appalachianus...

unidentified related form or using admittedly obsolete nomenclature †Augustoceras †Aulacella †Aulacera †Aulacera nodulosa †Aulocystis †Aulocystis auloporoidea...