Authors:Brian J Halstead, Patrick M Kleeman, Caren S Goldberg, Mallory Bedwell, Robert B Douglas, David W Ulrich Pages: 9 - 20 Abstract: Northwestern Naturalist, Volume 99, Issue 1, Page 9-20, Spring 2018.
Authors:Holly A Middleton, Robert W Butler, Peter Davidson Pages: 21 - 30 Abstract: Northwestern Naturalist, Volume 99, Issue 1, Page 21-30, Spring 2018.
Authors:Teresa J Lorenz, Philip C Fischer, Samuel D Cowell Pages: 66 - 72 Abstract: Northwestern Naturalist, Volume 99, Issue 1, Page 66-72, Spring 2018.