Megistaspis Jaanusson 1956 (trilobite)

Trilobita - Asaphida - Asaphidae

Synonym: Megalaspis Angelin 1851 [replaced name]

Parent taxon: Isotelinae according to O. A. Hoel 1999

See also Harrington et al. 1959, Harrington and Leanza 1957, Jell and Adrain 2002, Nielsen 1995 and Sepkoski 2002

Sister taxa: Fitzroyaspis, Golasaphus, Hoekaspis, Isoteloides, Isotelus, Megalaspides, Notopeltis

Subtaxa: Megalaspis pugiocauda Megalaspis saltaensis Megistaspis (Ekeraspis) Megistaspis (Megistaspidella) Megistaspis (Megistaspis) Megistaspis (Paramegistaspis) Megistaspis (Rhinoferus) Megistaspis limbatus

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Type: Trilobites limbatus

Ecology: fast-moving low-level epifaunal deposit feeder

Distribution:

• Ordovician of Australia (2 collections), Belarus (1), Canada (1: Alberta), China (2), the Czech Republic (1), Estonia (8), France (3), Norway (24), the Russian Federation (45), Spain (1), Sweden (53), United States (9: Montana, Nevada)

• Dawan of China (1)

• Arenig of China (3), France (1), Norway (1), Sweden (5)

Total: 161 collections including 178 occurrences

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Specimen images are retrieved through the ePANDDA API.


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