Asaphellus Callaway 1877 (trilobite)

Trilobita - Asaphida - Asaphidae

Synonyms: Asaphelloides Kobayashi 1937, Asaphoon Hutchison and Ingham 1967, Hemigyraspis Raymond 1910, Megalaspidella Kobayashi 1937, Plesiomegalaspis Thoral 1946

Parent taxon: Asaphidae according to R. A. Robison and J. Pantoja-Alor 1968

See also Fortey and Owens 1987, Harrington and Leanza 1957, Jell and Adrain 2002 and Sepkoski 2002

Sister taxa: Anataphrus, Asaphinae, Atopasaphus, Aulacoparia, Australopyge, Basilicus, Bellefontia, Birmanites, Bohemopyge, Borogothus, Brachyaspis, Branisaspis, Burminresia, Ectenaspis, Emanuelaspis, Eoasaphus, Eoisotelus, Fuyunia, Gerasaphes, Gogiura, Griphasaphus, Guohongjunia, Homalopyge, Hunnebergia, Isabelinia, Isotelinae, Isyrakopeltis, Kainisiliellina, Kayseraspis, Klabavia, Kobayashia, Lachnostoma, Lisogorites, Lycophron, Merlinia, Metaptychopyge, Metayuepingia, Nahannia, Neopeltis, Nerudaspis, Nileoides, Ningkianites, Niobides, Niobina, Niobinae, Nobiliasaphinae, Nobiliasaphus, Norasaphus, Norinia, Ogmasaphus, Ogygiinae, Ogyginus, Ogygiocarinae, Ogygiocaris, Ogygites, Ogygitoides, Onchometopus, Parabellefontia, Paramegalaspis, Paratamdaspis, Penchiopsis, Plectasaphus, Popovkiaspis, Presbynileus, Priceaspis, Proasaphus, Promegalaspidinae, Proscharyia, Protopresbynileus, Protoptychopyge, Pseudasaphus, Pseudoasaphus, Pseudogriphasaphus, Pseudogygites, Pseudoptyocephalus, Psilocephalina, Ptychopyge, Ptychopyginae, Ptyocephalus, Sanbernardaspis, Stegnopsis, Stenorhachis, Suriaspis, Tchukeraspis, Thysanopyge, Trigonocerca, Trigonocercella, Valdaites, Vogdesia, Xenasaphus, Xenostegium, Zhenganites, Zuninaspis

Subtaxa: Asaphellus artus Asaphellus aspinus Asaphellus catamarcensis Asaphellus clarksoni Asaphellus communis Asaphellus graffi Asaphellus homfrayi Asaphellus isabelae Asaphellus jujuanus Asaphellus nazarenensis Asaphellus riojanus Asaphellus stenorhachis Asaphellus trinodosus Megalaspidella (Megalaspidella) Megalaspidella kayseri Megalaspidella orthometopa

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Ecology: fast-moving low-level epifaunal carnivore

Distribution:

• Ordovician of Argentina (127 collections), Australia (8), Bolivia (5), China (43), the Czech Republic (1), France (2), Iran (10), Mexico (19), Morocco (8), Norway (1), Portugal (1), South Korea (4), Spain (8), Sweden (1), the United Kingdom (5), United States (25: Idaho, Montana, Nevada, Texas, Utah, Vermont)

• Arenigian of Argentina (4)

• Dawan of China (1)

• Arenig of Argentina (1), Bolivia (3), China (6), France (2), Morocco (2), Sweden (7), the United Kingdom (2)

• Klabava of the Czech Republic (1)

• Cambrian of Argentina (5), Australia (1)

Total: 303 collections including 329 occurrences

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Specimen images are retrieved through the ePANDDA API.


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