Fossil specimen of the discosorid cephalopod *Westonoceras* sp. from the Ordovician Galena Formation of Fillmore County, Minnesota (PRI 70364). Specimen is from the collections of the [Paleontological Research Institution](http://www.priweb.org). Maximum length of specimen (not including surrounding rock matrix) is approximately 5.5 cm. Model by Emily Hauf.