Palaeechinoidea
Appearance
Translingual
[edit]Etymology
[edit]From palae- + Echinoidea.
Proper noun
[edit]†Palaeechinoidea
- (archaic) A taxonomic subclass within the class Echinoidea – extinct Paleozoic sea urchins.
Hypernyms
[edit]- (subclass): Eukaryota – superkingdom; Animalia – kingdom; Bilateria – subkingdom; Deuterostomia – infrakingdom; Deuterostomia – superphylum; Echinodermata – phylum; Echinozoa – subphylum; Echinoidea – class
References
[edit]- “Palaeechinoidea”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.