†family Xiushuiaspidae Pan and Wang 1983 (vertebrate)
Parent taxon: Galeaspida according to M. Zhu and Z.-K. Gai 2007
Sister taxa: Dayongaspidae, Diploholcaspis, Eugaleaspidiformes, Hanyangaspidae, Hyperaspis, Microphymaspis, Polybranchiaspidida, Pseudoduyunaspis
Subtaxa: Changxingaspis Xiushuiaspis
Ecology:
Distribution:
• Silurian of China (2 collections)
Total: 2 collections including 4 occurrences