Unresolved name

Unresolved name: Animal » Arthropods » Trilobites » Agnostida «

Quadragnostidae

Scientific Names

Preferred Names

Family recognized by GBIF classification and Paleobiology Database

Common Names

There are no common names associated with this taxon.

Arthropoda

Trilobita

Agnostida

Quadragnostidae (this page)

Agnostidae

Agnostogonus Öpik 1967

Ammagnostidae

Anomocaridae

Aotagnostus Öpik 1979

Calodiscidae

Clavagnostidae

Condylopygidae

Dipharus Clark 1923

Diplagnostidae

Dividuagnostus Koroleva 1982

Eodiscidae

Geragnostidae

Glaberagnostus Romanenko 1985

Glyptagnostidae

Hastagnostidae

Hebediscidae

Hypagnostoidae

Marjumiidae

Megagnostus Robison 1994

Metagnostidae

Pagetiidae

Peronopsidae

Phalachromidae

Phalacromidae

Pseudagnostidae

Ptychagnostidae

Solenopleuridae

Sphaeragnostidae

Spinagnostidae

Tsunyidiscidae

Valenagnostus Jago 1976

Weymouthiidae

Yukonides Fritz 1972

Yukoniidae