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Temporal range: Devonian (Famennian)
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Subphylum: Vertebrata
Class: Sarcopterygii
Family: Tristichopteridae
Genus: Heddleichthys
Snitting, 2009
Species: H. dalgleisiensis
Binomial name
Heddleichthys dalgleisiensis
(Anderson, 1859)[1]
  • Diplopterus Dalgleisiensis Anderson, 1859
  • Eusthenopteron? dalgleisiensis Jarvik, 1950

Heddleichthys is a genus of prehistoric sarcopterygian (lobe-finned "fish"), from the end of the Devonian period (Famennian). It was discovered in Dura Den Formation, Scotland. Heddleichthys is a derived tristichopterid, the first from Britain.


  1. ^ Snitting, D. (2009). "Heddleichthys- a new tristichopterid genus from the Dura Den Formation, Midland Valley, Scotland (Famennian, Late Devonian)". Acta Zoologica. 90: 273. doi:10.1111/j.1463-6395.2008.00376.x.