ammonites
Phyllochites involutus Qian and Yin 1984

Solenotia

Full reference: Y. Qian and G. Yin. 1984. Small shelly fossils from the lowest Cambrian in Guizhou. Professional Papers of Stratigraphy and Palaeontology 13:91-124

Belongs to Phyllochites according to Y. Qian and G. Yin 1984

Sister taxa: Solenotia elongata, Solenotia lobata

Type specimen: Its type locality is Gezhongwu, beds 15-16, which is in a Meishucunian marine dolomite in China