411 REFERENCE · Wiktionary
Echiura
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
Translingual
Etymology
From mul grc ἔχις viper + grc οὐρά tail.
Proper noun
subclass class Polychaeta the spoon worms
Hypernyms
subclass
Hyponyms
subclass Echiuroinea order, Heteromyota order, Xenopneusta order - orders
References