Orodontidae

Orodus sp. from the Carboniferous

The Orodontidae or Orodontida are an extinct group haiartiger cartilaginous fish, whose fossil remains have been found in marine sediments of the upper Paleozoic. The fish were elongated, had very small fins without spines, a single dorsal fin and no anal fin. Her teeth were arranged on the plate-like tooth patches blunt Quetschzähne who possessed elongated crowns with corrugated surfaces.

With body lengths of up to four meters include Orodontida the largest Palaeozoic elasmobranchs.