Spengelidae

Spengelidae
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Hemichordata
Class: Enteropneusta
Order: Enteropneusta
Family: Spengelidae
Synonyms

Spengeliidae

Spengelidae is a family of worms belonging to the class Enteropneusta, order unknown. The larvae of one of its species, Schizocardium californicum, are known for not expressing Hox genes.

Genera:

  • Glandiceps Spengel, 1891
  • Mazoglossus Bardack, 1997
  • Schizocardium Spengel, 1893
  • Spengelia Willey, 1898
  • Willeyia Punnett, 1903
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