Here is a rather rare trilobite of the species Huangnigangia subquadrata from the Upper Ordovician of Yunnan in China. Apparently, this species is also referred to as Dionidella (Huangnigangia) subquadrata. The trilobite itself is about 11 mm long and presents itself nicely in the middle of the matrix. | |||
Location: | Baoshan, western Yunnan, China | ||
Size trilobite: | about 69 x 53 mm | ||
Age: | Upper Ordovician, Katian (Ashgill), Shihtien Series, Pupiao Formation (ca. 485 Mill Jahre) |