Gnathostomata Rheam fossylagh: Anmagh sy'n Ordoviciagh - jiu
She vertebree as keeil oc Gnathostomata
Rang oaylleeagh
Reeriaght: Animalia Phylum: Chordata Fo-phylum: Vertebrata Myn-phylum: Gnathostomata
Rang
Placodermi † Chondrichthyes Acanthodii † Actinopterygii Sarcopterygii

She mynphylum eh Gnathostomata, as dreeym-juntee as keeilyn oc aynsyn. Ta'n possan cliaghtey ve ny h-ard-rang jeh daa phossan mooar: eeastyn lunganeagh; as fir elley, goaill stiagh eeastyn craueagh, ushagyn, sheeintee, beisteigyn as daa-veagheeyn. Rere'n eie shoh, ta Gnathostomata ny phossan shuyragh da possan ny dreeym-juntee gyn keeil, Agnatha.

Ec gnathostomatanyn er mayrn, ta fine myelinagh er ny neayr-chillagyn oc, as corys coadey so-chaghlaa.

Rang-oardraghey

V'ad cliaghtey eddyrscarrey Gnathostomata ayns daa fo-rang: eeastyn (Pisces) as Tetrapoda. Ec y traa t'ayn, cha nel ad credjal dy vel eeastyn nyn bossan monophyletagh, dy ghra myr shen, cha nel possan dooghyssagh ynrican ayn ta goaill stiagh y clane. Er y fa shoh, cha nel ad jannoo ymmyd jeh Pisces nish.

Ec y traa t'ayn, t'ad credjal dy vel Gnathostomata eddyrscarrey myr shoh:

Gnathostomata
├──† Placodermi
└──
   ├──Chondrichthyes
   └──Teleostomi
      ├──† Acanthodii
      └──Euteleostomi (goaill stiagh y shenn phossan Osteichthyes + Tetrapoda)
         ├──Actinopterygii
         └──Sarcopterygii
            ├──Coelacanthimorpha
            └──Choanata
               ├──Dipnoi
               └──Tetrapoda

Rere rang-oardraghey classicagh, t'eh myr shoh:

• Straih: Chondrichthiomorphi
  • Rang: Chondrichthyes
• Straih: Osteichthyes
  • Rang: Actinopterygii
  • Rang: Sarcopterygii
• Straih: Tetrapoda
  • Rang: Daa-veagheeyn
  • Rang: Beistyn
  • Rang: Ushagyn
  • Rang: Sheeintee

Imraaghyn