Apsidoceras Hyatt, 1884 † (basis of record)
Apsidoceras quebecense Flower, 1952 † (original description)
Avilionella Flower, 1952 † (original description)
Beloitoceras lobiferum Flower, 1952 † (original description)
Beloitoceras orilliense Flower, 1952 † (original description)
Cyrtocerina crenulata Flower, 1952 † (original description)
Cyrtocerina foerstei Flower, 1952 † (original description)
Cyrtocerina kimmswickense Flower, 1952 † (original description)
Cyrtorizoceras rusti Flower, 1952 † (original description)
Danoceras inutile Flower, 1952 † (original description)
Diestoceras lavalense Flower, 1952 † (original description)
Diestoceras sinclairi Flower, 1952 † (original description)
Diestoceras sycon Flower, 1952 † (original description)
Fremontoceras Foerste, 1935 † (basis of record)
Fremontoceras giganteum Flower, 1952 † (original description)
Gonioceras Hall, 1847 † (basis of record)
Gonioceras minor Flower, 1952 † (original description)
Kionoceras decorahense Flower, 1952 † (original description)
Kionoceras erraticum Flower, 1952 † (original description)
Kionoceras infrequens Flower, 1952 † (original description)
Kionoceras laqueatum (Hall, 1847) † (basis of record)
Kionoceras polyplicatum Flower, 1952 † (original description)
Kionoceras valcourense Flower, 1952 † (original description)
Kionoceras windsorense Flower, 1952 † (original description)
Lambeoceras Foerste, 1917 † (basis of record)
Lambeoceras montrealense Flower, 1952 † (original description)
Lavaloceras Flower, 1952 † (original description)
Lavaloceras geniculatum Flower, 1952 † (original description)
Murrayoceras noveboracense Flower, 1952 † (original description)
Orthoceras laqueatum Hall, 1847 † accepted as Kionoceras laqueatum (Hall, 1847) † (basis of record)
Probillingsites cobourgensis Flower, 1952 † (original description)
Probillingsites inflatus Flower, 1952 † (original description)
Sinclairoceras Flower, 1952 † (original description)
Sinclairoceras haha Flower, 1952 † (original description)
Tripteroceras cariniferum Flower, 1952 † (original description)
Valcouroceras Flower, 1943 † (basis of record)
Valcouroceras elongatum Flower, 1952 † (original description)
Whitfieldoceras Foerste, 1933 † (additional source)
Whitfieldoceras gracile Flower, 1952 † (original description)
Whitfieldoceras lenticontractum Flower, 1952 † (original description)
Winnipegoceras Flower, 1952 † (original description)
Winnipegoceras sinclairi Flower, 1952 † (original description)
Zittelloceras praecedens Flower, 1952 † (original description)
Zittelloceras terranovicum Flower, 1952 † (original description)

Iowa for Kionoceras decorahense Flower, 1952 † 
Missouri for Cyrtocerina foerstei Flower, 1952 † 
Missouri for Cyrtocerina kimmswickense Flower, 1952 † 
New York for Cyrtorizoceras rusti Flower, 1952 † 
New York for Diestoceras sycon Flower, 1952 † 
New York for Kionoceras infrequens Flower, 1952 † 
New York for Kionoceras valcourense Flower, 1952 † 
New York for Murrayoceras noveboracense Flower, 1952 † 
New York for Tripteroceras cariniferum Flower, 1952 † 
New York for Valcouroceras elongatum Flower, 1952 † 
New York for Whitfieldoceras lenticontractum Flower, 1952 † 
Newfoundland for Gonioceras minor Flower, 1952 † 
Newfoundland for Zittelloceras terranovicum Flower, 1952 † 
Ontario for Beloitoceras orilliense Flower, 1952 † 
Ontario for Danoceras inutile Flower, 1952 † 
Ontario for Probillingsites cobourgensis Flower, 1952 † 
Ontario for Probillingsites inflatus Flower, 1952 † 
Ontario for Whitfieldoceras gracile Flower, 1952 † 
Quebec for Apsidoceras quebecense Flower, 1952 † 
Quebec for Beloitoceras lobiferum Flower, 1952 † 
Quebec for Diestoceras lavalense Flower, 1952 † 
Quebec for Diestoceras sinclairi Flower, 1952 † 
Quebec for Fremontoceras giganteum Flower, 1952 † 
Quebec for Lambeoceras montrealense Flower, 1952 † 
Quebec for Lavaloceras geniculatum Flower, 1952 † 
Quebec for Sinclairoceras haha Flower, 1952 † 
Quebec for Winnipegoceras sinclairi Flower, 1952 † 
Wisconsin for Cyrtocerina crenulata Flower, 1952 †