30519 - Well preserved 1.72 Inch Walliserops trifurcatus Middle Devonian Trilobite Onchopristis teeth collections Chaunoproetus

Chaunoproetus

Glyadino quarry

The matrix has small glued fracture

Isopneustes

30519 - Well preserved 1.72 Inch Walliserops trifurcatus Middle Devonian Trilobite Onchopristis teeth collections ChaunoproetusThis species of trilobite is very rare, with an almost extraterrestrial aspect. The trident shaped appendage has been considered in functional morphology as a sensitive functionality to find food between the seabed substrate. Walliserops trifurcatus, Morzadec 2001 Belongs to Walliserops according to Morzadec 2001 Sister taxa: Walliserops hammii, Walliserops lindoei, Walliserops tridens Age range: 402. 5 to 391. 9 Ma Distribution: found only at Zguilma