20041 - Outstanding 1.74 Inch Spiny Koneprusia dahmani Lower Devonian Trilobite Theropods_Claws_and_Bones Age range: 409

Age range: 409

as the Atlantic ocean was widening

Goodsiraspis

Delo 1935 (trilobite)

The comparisons with geometric morphometry on numerous dentition rests have brought up the presence of at least two distinguishable morphotypes

20041 - Outstanding 1.74 Inch Spiny Koneprusia dahmani Lower Devonian Trilobite Theropods_Claws_and_Bones Age range: 409Impressive specimen, prepared in an exceptional way. This type of preparation requires meticulous work of tens of hours. The spines have been prepared as free standing. Of course, many of the spines during the preparation process have been fractured and glued again, with slight restorations in the fracture zones. A preparation like this without small restorations is impossible. It is an authentic specimen of Museum Grade. This species of trilobite is