Changaspis Temporal range: first half of the Middle Cambrian PreꞒ Ꞓ O S D C P T J K Pg N

Changaspis elongata, lower Cambrian, Guizhou province, China
Scientific classification
Genus†Changaspis Lee in Chien, 1961
Species
C. elongata Lee in Chien, 1961 (type) synonyms C. micropyge, C. placenta C. longispina (Lee in Yegorova et al., 1963) synonym Pseudolancastria longispina C. nangaoensis Lu and Chien in Yin and Li, 1978 C. transversa Zhou in Zhou et al. 1977