From the Late Jurassic, Early Cretaceous, Yixian Formation.
Collected from Dawangzhangzi, Linguan City, Liaoning Province, North East China.
A Small piece of grey siltstone showing a well detailed Caloraphida , Known as the snakefly insect.
There are also Numerous freshwater Arthropods (Eosestheria ovata) also preserved on the slab.
The entire specimen including matrix measures 45mm x 23mm.