chaoaspis, extinct, genus, from, well, known, class, fossil, marine, arthropods, trilobites, lived, during, early, part, botomian, stage, which, lasted, from, approximately, million, years, this, faunal, stage, part, cambrian, period, temporal, range, early, b. Chaoaspis is an extinct genus from a well known class of fossil marine arthropods the trilobites It lived during the early part of the Botomian stage 1 which lasted from approximately 524 to 518 5 million years ago This faunal stage was part of the Cambrian Period ChaoaspisTemporal range Early Botomian 1 Conservation status Fossil Scientific classification Kingdom Animalia Phylum Arthropoda Class Trilobita Order Redlichiida Suborder Redlichiina Superfamily Redlichioidea Family Redlichiidae Subfamily Wutingaspinae Genus ChaoaspisReferences edit a b Sepkoski Jack 2002 A compendium of fossil marine animal genera Trilobita entry Bulletins of American Paleontology 364 560 Archived from the original on 2006 09 05 Retrieved 2008 01 12 nbsp This Redlichiida related article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Chaoaspis amp oldid 915916282, wikipedia, wiki, book, books, library,
