Mazon Monday #305: Herdina mirificus This is Mazon Monday post #305.  What’s your favorite Mazon Creek fossil?  Tell us at  email:esconi.info@gmail.com. Herdina mirificus is an extinct species of short-winged insect, currently classified in the order Protorthoptera. Protorthoptera is an extinct lineage of insects that lived during the middle to late Pennsylvanian Period some 318 to 299 million years ago. The order is a bit of a waste basket, containing a paraphyletic assemblage of basal neoptera.

Mazon Monday #305: Herdina mirificus #fossils #paleontology #MazonCreek #MazonMonday #insects #fossilinsects #carboniferous #pennsykvanian #protorthoptera