编号 100691035

编号 100691035

The Trachyceras aon produced in Yunnan, with surrounding rocks, have been cleaned to keep the details intact, and the lines of the ammonites can be clearly seen. Group fossils are generally rare.
Name: Trachyceras aon
Origin: Yunnan, China
Age: Triassic
Specifications: Matrix 18*16*4 cm