Olenelloidea
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The Olenelloidea are a superfamily of trilobites, a group of extinct marine arthropods. They lived during the late Lower Cambrian and species occurred on all paleocontinents.
Olenellus gilberti lowlight CRF
Wanneria
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Wanneria is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived during the later part of the Botomian stage, which lasted from approximately 524 to 518.5 mil
Olenelloidea
…Superfamily: †Olenelloidea Walcott, 1890 Families Biceratopsidae Holmiidae Olenellidae stem group genera: Elliptocephala Fritzolenellus Laudonia Mummaspis Wanneria The Olenelloidea are a superfamily of trilobites, a group of extinct marine arthropods. They lived during the late Lower Cambrian and species occurred…
Wanneria walcottana negative CRF