Perischoechinoidea

Translingual

Etymology

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Proper noun

Perischoechinoidea

1. A taxonomic subclass within the class Echinoidea – primitive sea urchins.

Hypernyms

• (superorder): Eukaryota - superkingdom; Animalia - kingdom; Bilateria - subkingdom; Deuterostomia - infrakingdom; Deuterostomia - superphylum; Echinodermata - phylum; Echinozoa - subphylum; Echinoidea - class;  - subclass

Hyponyms

• (superorder): Cidaroida - sole extant order

References

• Perischoechinoidea on Wikipedia.Wikipedia
• Perischoechinoidea on Wikispecies.Wikispecies
• Category:Perischoechinoidea on Wikimedia Commons.Wikimedia Commons