Trilobita - Asaphida - Asaphidae
Alternative spelling: Niobella
Full reference: F. R. C. Reed. 1931. Areview of the British species of the Asaphidae. Annals and Magazine of Natural History 10(7):441-472
Parent taxon: Niobe according to Z. Q. Zhou and Z. Y. Zhou 2019
See also Bao and Jago 2000, Ebbestad 1999, Henningsmoen 1958, Hoel 1999, Jell and Adrain 2002 and Sepkoski 2002
Sister taxa: Niobe (Proxiniobe), Niobe feitleri, Niobe flabellifera, Niobe frontalis, Niobe groenlandica, Niobe morrisi, Niobe occulta, Niobe quadraticaudata, Niobe vogti
Subtaxa: Niobe (Niobella) bohlini Niobe (Niobella) homfrayi Niobe (Niobella) imparilimbata Niobe (Niobella) inflecta Niobe (Niobella) laeviceps Niobe (Niobella) obscura Niobe (Niobella) obsoleta Niobella birchensis Niobella kanauguki Niobella kozhuchensis Niobella primaeva Niobella sanduensis Niobella tianjiapingensis Niobella yangjiawanensis
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Fennian of France (1 collection)
• Volkhov of the Russian Federation (2), Sweden (11)
• Hunderum of Sweden (2)
• Langevoja of Sweden (2)
• Arenig of France (1), Norway (1), Sweden (6)
• Ordovician of Argentina (1), China (4), Estonia (2), France (2), Norway (14), the Russian Federation (2), Sweden (10), the United Kingdom (1), United States (5: Alaska, Nevada)
• Cressagian of the United Kingdom (2)
• Tremadoc of Argentina (1), Canada (1: Alberta), China (7), Colombia (1), the Czech Republic (1), France (2), Norway (1), Sweden (2)
• Cambrian to Ordovician of the Russian Federation (2)
• Cambrian of Australia (2), China (10), Kazakhstan (5), Norway (2), the Russian Federation (6), Sweden (1), Turkey (1)
• Taoyuanian of China (1)
Total: 115 collections including 116 occurrences