This specimen has a very good contrast and shows some beautiful details. This trilobite species is most times determinated as Changaspis placenta, CHIEN & LI, in ZHANG et al 1980 but . C. placenta is only a synonym of this species. | |||
Location: | Guizhou, China | ||
| Size trilobite: | about 14 mm long | ||
| Age: | Middle Cambrian, Hotang Formation | ||