Home › Authors › Justus Watson Folsom 👤 Justus Watson Folsom b. 1871 – d. 1936 · 2 books Books by Justus Watson Folsom A new Entomobrya 1921 North American collembolous in North American collembolous insects of the subfamilies Achorutinae, Neanurinae, and Podurinae 1916
