Asymmetron

Asymmetron
Asymmetron lucayanum
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Subphylum: Cephalochordata
Class: Leptocardii
Family: Branchiostomatidae
Genus: Asymmetron
Andrews, 1893
Species
  • Asymmetron inferum
  • Asymmetron lucayanum

Asymmetron is one of the few living genera of lancelets (order Amphioxiformes). It is the type genus of family Branchiostomatidae.

Asymmetron can grow to 60 mm. The species of this genus are found in world oceans.

The genus Asymmetron currently contains only two species:

  • Asymmetron inferum Nishikawa, 2004
  • Asymmetron lucayanum Andrews, 1893