She fo-phylum chordata Vertebrata, ny dreeym-juntee. Ta craue drommey ec olteyryn y phossan shoh. Ny keayrtyn t'ad cur lhieu y chaillagh varrey, gyn vertebra erbee, er y fa dy vel mooinjerys eddyr oc as lampragyhyn, as vertebraghyn ocsyn[1]. Er y fa shoh, ny keayrtyn, t'ad cur Craniata er y fo-phylum, er y fa dy vel claigin ec dagh olteyr jeh. Ta mysh 58 000 dooie vertebragh er nyn soilshaghey[2]. She fo-phylum smoo chordata t'ayn, as eshyn goaill stiagh ymmodee cretooryn mie er enney (ayns yn ard-rang Gnathostomata son y chooid smoo). Ny dreeym-juntee sloo t’er mayrn, shen y carroo Paedocypris, ta mysh 7.9mm er lhiurid; y fer smoo, shen y vuc varrey ghorrym ec 33mm er lhiurid.

Vertebrata
Rheam fossylagh: Yn Eash Cambriagh - jiu

Jialgheer Gorrym-Hengagh, Tiliqua nigrolutea


Rang oaylleeagh
Reeriaght: Animalia
(neu-rheynnit): Craniata
Phylum: Chordata
Fo-phylum: Vertebrata
Cuvier, 1812
Oardee as cladeyn

Imraaghyn

reagh
  1. Kuraku et al. (Mee ny Nollick 1999). "Monophyly of Lampreys and Hagfishes Supported by Nuclear DNA-Coded Genes". Journal of Molecular Evolution 49: 729. doi:10.1007/PL00006595. 
  2. Jonathan E.M. Baillie et al. (2004). A Global Species Assessment. World Conservation Union.