Jawed Fish Fish Chordata Bilateria Animals Life Existence
Ancestral Sharks & Rays Ancestral sharks and rays (Elasmobranchs) plus cartilaginous fish currenly not specifically identified as Elasmobranchs.
(Taxonomic Rank: Group)

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	Antarctilamna   Subclass: Xenacanthimorpha Bransonella (teeth) (Bransonella)   Order: Bransonelliformes Cladodus (tooth & sketch) (Cladodus)   Order: Cladodontiformes Cladoselache   Order: Cladoselachiformes Ctenacanthus   Order: Ctenacanthiformes Diplodoselache   Order: Xenacanthiformes Falcatus   Order: Symmoriida Frigorilepis   Family: Kannathalepididae Hybodus   Order: Hybodontiformes Kannathalepis (scale) (Kannathalepis)   Family: Kannathalepididae Lebachacanthus   Order: Xenacanthiformes Mongolepis (scale) (Mongolepis)   Order: Mongolepidida Phoebodus   Order: Phoebodontiformes Polyacrodus   Order: Hybodontiformes Protacrodus (teeth) (Protacrodus)   Order: Protacrodontiformes Siberiodus (teeth) (Siberiodus)   Order: Omalodontiformes Sodolepis (scale) (Sodolepis)   Order: Mongolepidida Squatinactis   Order: Squatinactiformes Stethacanthus   Order: Symmoriida Symmorium   Order: Symmoriida Tamiobatis (teeth) (Tamiobatis)   Order: Ctenacanthiformes Teslepis (scale) (Teslepis)   Order: Mongolepidida Wellingtonella   Family: Wellingtonellidae Xenacanthus   Order: Xenacanthiformes
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