Equatorial Minnesota

For this year's annual focus on a fossil group in National Park System units, I am going to pay my Internet cat tax and present a quick ...

There's been a distinct lack of dinosaurian content around here for the past few months. To be honest, this is partially on my end: my o...

Foraminifera are among the most abundant and best known kinds of microfossils (and they aren't exactly confined to the past, eit...

My day job is with the Paleontology Program of the National Park Service, and I thought you might like to see some of the work we&...

One of the characteristic aspects of the Mifflin Member of the Platteville Formation is its habit of planar jointing . The faces o...

I was recently out of town for work, and one of the things I saw was Middle Pennsylvanian-age building stone with stem segments from la...

Back in the fall of 2021, I made a work visit to Mojave National Preserve , located logically enough within the Mojave Desert of southe...