Family

Mesacanthidae Moy-Thomas, 1939


TUG 1817-146	Mesacanthus pussilus	Scotland	Middle Devonian
GIT 569-23	Mesacanthus pussilus	Achanarras Quarry, Caithness, Scotland	Middle Devonian
GIT 569-27	Mesacanthus pussilus	Achanarras Quarry, Caithness, Scotland	Middle Devonian
GIT 569-34	Mesacanthus \| Mesacanthus mitchelli	Tillywhandland Quarry, Scotland	Lower Devonian
GIT 569-35	Mesacanthus \| Mesacanthus mitchelli	Tillywhandland Quarry, Scotland	Lower Devonian
TUG 741-121	Mesacanthidae	Tamme cliff	Aruküla Stage \| Kureküla kihid