Deuterostome
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Deuterostome

Birth and death years unknown

Deuterostomes (from Ancient Greek δεύτερος (deúteros) 'second' and στόμα (stóma) 'mouth') are bilaterian animals of the superphylum Deuterostomia (), which are typically characterized by their blastopore becoming their anus during embryonic development. Deuterostomia comprises three phyla: Chordata, Echinodermata, Hemichordata, and the extinct clade Cambroernida. In deuterostomes, the developing e

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Deuterostomes
Temporal range: Earliest CambrianPresent (Possible Ediacaran record, 557 Ma)
TunicateTetrapodActinopterygiiStarfishSea urchinCrinoidGraptoliteAcorn wormVetulicolia
Diversity of deuterostomes
Scientific classification Edit this classification
Kingdom: Animalia
Subkingdom: Eumetazoa
Clade: ParaHoxozoa
Clade: Bilateria
Clade: Nephrozoa
Superphylum: Deuterostomia
Grobben, 1908
Clades
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