Megistaspis

{{Automatic taxobox

| fossil_range = {{fossil range|478|449|Late Cambrian-Silurian}}

| image = Trilobites - Megistaspis aliena..JPG

| image_caption = M. aliena from Vokovice, Prague (Czech Republic)

| taxon = Megistaspis

| authority = Jaanusson, 1956

| subdivision =

M. aliena
M. pugiocauda
M. saltaensis

}}

Megistaspis is a genus of trilobites in the order Asaphida and family Asaphidae.

They lived in the Ordovician period (478-449 million years ago), from the Upper Tremadocian age until the Lower Llanvim age. These arthropods were a low-level epifauna, fast-moving and detritivore.

Distribution

Ordovician of Australia, China, Colombia (Serranía de la Macarena, Meta), the Czech Republic, Iran, Norway, United States (Nevada); Arenig of Argentina, Bolivia, China, France, Norway, Sweden, United States (Montana); Dawan of China; Arenigian of Argentina.[https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=26371 Megistaspis] at Fossilworks.org