Here is a trilobite of the species Gerastos tuberculatus as the variation marocensis (CHATTERTON et. al. 2006) from the lower Devonian of Morocco. | |||
Location: | Jbel Oufaten, Maider Reg. , Morocco | ||
Size: | about 28 mm long | ||
Age: | Lower Devon, upper Emsian (about 400 mill. y.o.) |