R. E. Scammon

7 public-domain plates in the archive

• Fusconaia ellipsiformis ozarkensis 2 Apr 1909
• Pleurobema coccineum 14 Apr 1909
• Elliptio dilatatus 2 Apr 1909
• Leptodea leptodon 2 Apr 1909
• Fusconaia ellipsiformis ozarkensis 2 Apr 1909
• Pleurobema coccineum 15 Apr 1909
• Fusconaia ellipsiformis ozarkensis 2 Apr 1909