Included taxa
After • Kirengella Rozov, 1968 (Upper Cambrian) • † Kirengella alta Whitfield 1889 • Kirengella ayaktchica - type species • Kirengella expansus • † Kirengella kultavasaensis Doguzhaeva 1972 • Kirengella oregonensis • Kirengella pyramidalis • † Kirengella rectilateralis Berkey 1898 • † Kirengella stabilis Berkey 1898 • Kirengella washingtonense • Hypseloconus (Upper Cambrian) • Lenaella (Tremadoc / Lower Ordovician) • Nyuella (Tremadoc / Lower Ordovician) • Romaniella (Arenig / late Lower Ordovician) • Moyerokania (Arenig / late Lower Ordovician) • Angarella (Arenig / late Lower Ordovician) • Pygmaeoconus (Llanvirn / early Middle Ordovician) ==References==