Allonnia

Allonnia; Temporal range: Cambrian Stage 2–Middle Cambrian PreꞒ Ꞓ O S D C P T J K Pg N
	Artist's restoration
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Order:	†Chancelloriida
Family:	†Chancelloriidae
Genus:	†Allonnia; Doré and Reid, 1965
Species
	A. erjiensis Yun, Zhang & Li, 2017; A. nuda Cong et al., 2018; A. tetrathallus Jiang, 1982; A. tenuis Zhao et al. 2018; A. tripodophora Doré and Reid, 1965 (type);

Allonnia is a genus of coeloscleritophoran known as complete scleritomes from the Middle Cambrian Burgess Shale. It is also a constituent of the small shelly fauna.^[2]

Its earliest occurrence in Yunnan dates to the Upper Meishucunian (~ Tommotian / Cambrian Stage 2) ^[3]

References