Allonnia
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].
Its earliest occurrence in Yunnan dates to the Upper Meishucunian
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].
Its earliest occurrence in Yunnan dates to the Upper Meishucunian