Acastidae

== Translingual == === Etymology === Acaste +‎ -idae === Proper noun === †Acastidae A taxonomic family within the order Phacopida – certain trilobites. ==== Hypernyms ==== (family): Eukaryota – superkingdom; Animalia – kingdom; Bilateria – subkingdom; Protostomia – infrakingdom; Ecdysozoa – superphylum; Arthropoda – phylum; †Trilobitomorpha - subphylum; Trilobita - class; Phacopida - order; Phacopina - suborder; Acastoidea - superfamily === References === Acastidae on Wikipedia.Wikipedia Acastidae on Wikispecies.Wikispecies Category:Acastidae on Wikimedia Commons.Wikimedia Commons “Acastidae”, in Paleobiology Database, 2026