Palæos:		Cladograms
The Vertebrates		220: Gnathostomata

Gnathostome Cladogram

This is an intermediate level cladogram.  It shows taxa corresponding to abbreviated cladograms in each unit of Palæos: Vertebrates, plus a few others necessary to avoid showing spurious relationships. For the highest level of detail, see the individual unit cladograms, if any.

Taxa in BOLD CAPITAL LETTERS correspond to units in the main section.
MH is a link to the equivalent page of Mikko Haaramo's phylogeny archive. 
ToL is a link to the equivalent page of the Tree of Life.
X indicates an extinct taxon.
Quotation marks indicate either a paraphyletic group or an unpublished name.

Gnathostomata
|--PLACODERMI X MH
|  |--Arthrodira X MH
|  |  |--Actinolepidoidei X
|  |  `--Phlyctaenioidei X
|  `--+--+--Petalichthyida X
|     |  `--Ptyctodontida X MH
|     `--+--Rhenanida X MH
|        `--Antiarchi X MH
|           |--Yunnanolepidoidei X
|           `--Euantiarcha X
`--Eugnathostomata
   |--CHONDRICHTHYES MH
   |  |--+--Cladoselachida X
   |  |  `--Symmoriida MH
   |  |     |--Stethacanthidae X 
   |  |     `--Holocephali 
   |  `--Elasmobranchii MH
   |     |--Xenacanthida X MH
   |     `--Ctenacanthiformes 
   |        |--Ctenacanthidae X MH
   |        `--Euselachii 
   |           |--Hybodontiformes X MH
   |           `--+--Synechodontiformes X MH
   |           `--NEOSELACHII MH
   |              |--Galeomorphii 
   |              |  |--Orectolobiformes MH
   |              |  `--+--Carcharhiniformes MH
   |              |     `--Lamniformes MH
   |              `--Squalea MH
   |                 |--Squalomorpha
   |                 `--Hypnosqualea
   |                    |--Rajiformes MH
   |                    `--Myliobatoidei
   TELEOSTOMI 

checked ATW060213