Dunyu longiforus

Dunyu longiforus

 An extinct "shield fish"

Age 

Llandovery, Early Silurian, 436 million years ago

Distribution 

Qujing, Yunnan, China

Taxonomy 

Galeaspida, Eugaleaspidiformes

Body size 

Small-to medium-sized; approximately 200 mm in length

Ecology

Benthic habitat, may feed on underwater debris or other organic matter

Trivia 

In association with the oldest near-complete gnathostome Guiyu onetros of the Xiaoxiang Vertebrate Fauna