Machaeridia is an extinct class of armored, segmented annelid worms known from the Early Ordovician to the Carboniferous period. The class consists of three distinct families: the plumulitids, the turrilepadids, and the lepidocoleids.
Facts
Taxonomic Rank Era First Appeared Classification
Living or Extinct Sources
1. Wikidata (taxon extant/extinct status)
Wikimedia Foundation / Wikidata contributorsQ6723361, descriptionView the Source 2. Wikipedia: Machaeridia (annelid)
WikipediaIntroductionQuote, Introduction
Machaeridia is an extinct group of armoured, segmented annelid worms, known from the Early Ordovician (Late Tremadoc) to Carboniferous.
3. Paleobiology Database: Taxon record for Machaeridia
Paleobiology DatabaseTaxon record, first appearance (firstapp_max_ma, early_interval)Quote, Taxon record, first appearance (firstapp_max_ma, early_interval)
"taxon_name": "Machaeridia" ... "firstapp_max_ma": 486.85 ... "early_interval": "Tremadocian"
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