description Ananaspis Overview
Ananaspis is an extinct genus of phacopid trilobites in the family Phacopidae, established by Campbell in 1967. It is known from Silurian marine strata, including the Henryhouse Formation of Oklahoma, Upper Silurian deposits in the East Baltic, and Silurian rocks of central Victoria in Australia. The genus is placed in the order Phacopida and has been discussed in studies of phacopid evolution and the development of its visual structures.
help Ananaspis FAQ
What kind of trilobite was Ananaspis?
Ananaspis was an extinct phacopid trilobite genus established by Campbell in 1967. It lived in Silurian marine environments.
Where has Ananaspis been found?
Ananaspis is recorded from the Henryhouse Formation of Oklahoma, Upper Silurian deposits in the East Baltic, and Silurian rocks of central Victoria. These records show a distribution across several regions that were separated by ancient seas.
When did Ananaspis live?
Ananaspis lived during the Silurian Period, which followed the Ordovician and preceded the Devonian. Its fossils come from marine strata deposited hundreds of millions of years ago.
What is a phacopid trilobite?
Phacopids were a major trilobite family known for distinctive head shapes and, in many genera, compound eyes made of larger lenses. Ananaspis belongs to this family, but its exact features must be assessed from the described species.
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