Niobella Reed 1931 (trilobite)

Trilobita - Asaphida - Asaphidae

Alternative spelling: Niobe (Niobella)

Parent taxon: Asaphidae according to J.-S. Bao and J.B. Jago 2000

See also Ebbestad 1999, Henningsmoen 1958, Hoel 1999, Jell and Adrain 2002 and Sepkoski 2002

Sister taxa: Anataphrus, Araiocaris, Asaphellus, Asaphinae, Atopasaphus, Aulacoparia, Australopyge, Basilicus, Bellefontia, Birmanites, Bohemopyge, Brachyaspis, Branisaspis, Burminresia, Ectenaspis, Emanuelaspis, Eoasaphus, Eoisotelus, Fuyunia, Gerasaphes, Griphasaphus, Guohongjunia, Hemigyraspis, Homotelus, Hunnebergia, Isabelinia, Isotelinae, Kayseraspis, Klabavia, Kobayashia, Lachnostoma, Liomegalaspides, Lisogorites, Lycophron, Megalaspidella, Merlinia, Metaptychopyge, Mioptychopyge, Nahannia, Nerudaspis, Nileoides, Ningkianites, Niobides, Niobina, Niobinae, Nobiliasaphus, Norasaphus, Norinia, Ogmasaphus, Ogygiinae, Ogyginus, Ogygiocarella, Ogygiocaris, Ogygites, Ogygitoides, Onchometopus, Parabellefontia, Paramegalaspis, Paratamdaspis, Penchiopsis, Plectasaphus, Presbynileus, Priceaspis, Promegalaspidinae, Proscharyia, Protopresbynileus, Protoptychopyge, Pseudasaphus, Pseudoasaphus, Pseudogriphasaphus, Pseudogygites, Psilocephalina, Ptychopyge, Ptychopyginae, Ptyocephalus, Sanbernardaspis, Schizophorus, Stegnopsis, Stenorhachis, Suriaspis, Thysanopyge, Trigonocerca, Trigonocercella, Vogdesia, Xenostegium, Zhenganites, Zuninaspis

Subtaxa: Niobe (Niobella) bohlini Niobe (Niobella) homfrayi Niobe (Niobella) imparilimbata Niobe (Niobella) obsoleta Niobella birchensis Niobella kanauguki Niobella kozhuchensis Niobella primaeva Niobella sanduensis Niobella tianjiapingensis Niobella yangjiawanensis

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Type: Niobe homfrayi

Ecology: fast-moving low-level epifaunal deposit feeder

Distribution:

• Ordovician of Canada (1: Alberta collection), China (6), Colombia (1), the Czech Republic (1), Estonia (2), France (5), Norway (16), the Russian Federation (2), Sweden (27), the United Kingdom (2), United States (5: Alaska, Nevada)

• Arenig of France (1), Norway (1), Sweden (6)

• Cambrian to Ordovician of Australia (2)

• Cambrian of China (11), Kazakhstan (5), Norway (1), the Russian Federation (1), Sweden (1), Turkey (1)

Total: 98 collections each including a single occurrence

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