The shell of the modern muricid gastropod Murex globusus (left) and a fossil barnacle with an incomplete drill hole from the Armuelles Formation of Panama. (M. globusus photo courtesy of Kevmin, barnacle photo excerpted from Klompmaker et al. 2015)

Fossil Friday 5/8/15: Barnacles!

This Fossil Friday we have a barnacle from the Pleistocene Armuelles Formation. Barnacles are crustacean arthropods (Phylum Arthropoda, Subphylum Crustacea), … Continue