Trilobita - Asaphida - Asaphidae
Synonym: Megalaspis Angelin 1851 [replaced name]
Parent taxon: Isotelinae according to O. A. Hoel 1999
See also Fortey and Owens 1987, Harrington et al. 1959, Harrington and Leanza 1957, Jell and Adrain 2002, Nielsen 1995 and Sepkoski 2002
Sister taxa: Golasaphus, Hoekaspis, Isoteloides, Isotelus, Megalaspides, Notopeltis
Subtaxa: Megalaspis belemnurus Megalaspis lata Megalaspis pugiocauda Megalaspis rudis Megalaspis saltaensis Megistaspis (Ekeraspis) Megistaspis (Megistaspidella) Megistaspis (Megistaspis) Megistaspis (Paramegistaspis) Megistaspis (Rhinoferus) Megistaspis limbatus
Type: Trilobites limbatus
Ecology: fast-moving low-level epifaunal carnivore
Distribution:
• Ordovician of Argentina (2 collections), Australia (2), Belarus (1), Canada (2: Alberta, British Columbia), China (2), Colombia (1), the Czech Republic (1), Estonia (8), France (4), Iran (1), Latvia (2), Lithuania (1), Norway (26), the Russian Federation (39), Spain (1), Sweden (89), United States (9: Montana, Nevada)
• Whiterockian of United States (1: Nevada)
• Arenig of Argentina (2), Bolivia (1), China (3), France (3), Norway (1), Sweden (5)
• Dawan of China (1)
• Arenigian of Argentina (5)
Total: 213 collections including 246 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.