Alexander, Charles P.. "Records and Descriptions of North American Crane-Flies (Diptera) Part II. Tipuloidea of Mountainous Western North Carolina." The American Midland Naturalist 26, no. 2 (1941): 281-319.

Alexander, Charles P.. "Records and Descriptions of North American Crane-Flies (Diptera). Part I. Tipuloidea of the Great Smoky Mountains National Park, Tennessee." American Midland Naturalist 24, no. 3 (1940): 602-644.