Top Results for Asaphidae

Isotelus rex is a remarkably large species of trilobite belonging to the Asaphida order. Recovered from Ordovician-age rocks in Manitoba, Canada, it represents the largest complete trilobite fossil ever discovered reaching approximately 72 centimeters in length. This specimen provides crucial insigh...

Asaphus is a genus of trilobite from the Ordovician period, belonging to the family Asaphidae, with fossils primarily found in the Baltic region including Russia, Estonia, and Sweden. Several species within the genus developed prominent stalked eyes, with Asaphus kowalewskii bearing eyestalks that c...

Pseudoasaphus is an extinct genus of asaphid trilobite that inhabited the marine environments of Baltica during the Ordovician period. Closely related to the genus Neoasaphus, these trilobites are predominantly found in the fossil records of Baltic Russia. They are particularly notable for their pro...

Symphysurus is an Ordovician genus of trilobites in the family Symphysurinidae. Its fossils are known from regions including Scandinavia and China, giving the genus a broad distribution across parts of the Northern Hemisphere. Symphysurus is recognized as a relatively smooth-bodied member of the asa...

Asaphellus is an extinct genus of asaphid trilobites from the Ordovician Period. Its fossils are widely reported from Gondwana and regions that were once situated near Gondwana, including parts of North Africa. Because the genus occurs in several geographically separated marine basins, its distribut...

Nobiliasaphus is a genus of Ordovician asaphid trilobites recorded from the Baltic region and South America. Its most distinctive feature is the development of large compound eyes, which occupied a prominent position on the cephalon and provided a broad field of vision. The genus belongs to Asaphida...

Ordovician trilobite from the Anglo-Welsh basin used as a biostratigraphic index fossil for correlating Lower Ordovician strata across Europe.

Ordovician trilobite genus known from European strata, a member of the diverse shallow-marine benthos of the period, with relatively limited described taxonomic material.

Acrocephalaspis is an extinct genus of Cambrian trilobites placed in the family Acrocephalitidae and generally treated within the order Ptychopariida. Its known material includes species from Cambrian rocks in Kazakhstan and the Avalonian cover of Cape Breton Island. The genus is distinguished by a...