† Agnostina


Additional Functions


Belong­ing to

Gaeabionta  ⇒ Domäne: Eukaryota  ⇒ Reich: Animalia  ⇒ Mittelreich: Eumetazoa  ⇒ Klade: Triploblastica  ⇒ Unterreich: Bilateria  ⇒ Klade: Eubilateria  ⇒ Abzweig: Protostomia  ⇒ Infrareich: Ecdysozoa  ⇒ Superstamm: Panarthropoda  ⇒ Stamm: Arthropoda  ⇒ Unterstamm: Mandibulata  ⇒ Klasse: Trilobita  ⇒ Ordnung: Agnostida

Taxo­nomic seg­ment


This mentioned taxonomy is an attempt to make an conclusive assignment from the different classifications of various scientists. Because the taxonomy may change due to the latest investigative methods and other findings, our map is a guide only.

Name from

Corre­spond­ing author (Name, Year)

Salter, 1864

Other languages



Lebenszeitraum in Million Jahren (Ma)

Start age: 477.7 Ma - End age: 477.7 Ma
Lower Ordovician
(Unteres Ordovizium)

Additional data by PBDB, License: CC BY

Motility: slow-moving
Habit: epifaunal
Environment: marine


Compositon of the remains:

low Mg Calcite, Chitin

Reference- and Source indication, Literature

Automatic Links to external internet sources (Responsibility is with the operator)

Search for taxonomy at PaleobioDB.org
Search for taxonomy at Fossilworks
Search for taxonomy at The Taxonomicon

Next lower taxonomy level

On the same taxonomic level (siblings) (Count: 44)

Taxonomic assignment (591)

References by PBDB, License: CC BY

  • S. Peng, 2009 - Cambrian Trilobites from the Parahio and Zanskar Valleys, Indian Himalaya - Journal of Paleontology Memoir (83), 1-95 (journal article, English)
  • G. K. Ergaliev, 2008 - - Agnostidy srednego i verkhnego Kembriya Aksayskogo Gosudarstvennogo Geologicheskogo Zakaznika v yushnom Kazakhstane (Kyrshabakty, Malyy Karatau) [Middle and Upper Cambrian Agnostida from the Aksai National Geological Reserve in southern Kazakhstan (Kyrsha (), 1-359 (book/book chapter, Russian)
  • E. Landing, 2008 - Faunas and Cambrian volcanism on the Avalonian marginal platform, southern New Brunswick - Journal of Paleontology (82), 884-905 (journal article, English)
  • J. J. Sepkoski, Jr., 2002 - A compendium of fossil marine animal genera - Bulletins of American Paleontology (363), 1-560 (serial monograph, English)
  • P. A. Jell, 2002 - Available generic names for trilobites - Memoirs of the Queensland Museum (48), 331-553 (journal article, English)
  • S. Peng, 2000 - Agnostid biostratigraphy across the Middle-Upper Cambrian boundary in Hunan, China - Journal of Paleontology Memoir (53), - (journal article, )
  • A. R. Palmer, 1972 - Early and Middle Cambrian Trilobites from Antarctica - Contributions to the geology of Antarctica (), - (journal article, English)