Edestidae

Edestidae Temporal range: 360–200 Ma PreЄ Є O S D C P T J K Pg N Early Carboniferous to Early Jurassic
Edestus protopirata
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Superorder:	Selachimorpha
Order:	†Eugeneodontida
Family:	†Edestidae Jaekel, 1899
Genera
Edestus Helicampodus Listracanthus Lestrodus Metaxyacanthus Parahelicampodus Physonemus Prospiraxis Syntomodus

Edestidae is an extinct and poorly known family of sharks. They possessed a unique "tooth-whorl" on the symphysis of the lower jaw as well as pectoral fins supported by long radials. The palatoquadrate was either fused to the skull or reduced. It is possible that they may belong to Holocephali.

External links

• Palaeos Vertebrates 70.100 Chondrichthyes: Eugnathostomata Paleos.com at paleos.com
• JSTOR: Journal of PaleontologyVol. 70, No. 1 (Jan., 1996), pp. 162-165
• Mikkk's phylogeny Archive