Hamilton, P.B., Poulin, M. and Walker, D. (1995) Neidium hitchcockii (Ehrenberg) Cleve a morphologically complex taxon within the genus Neidium (Naviculales: Bacillariphyta) In: A Century of Diatom Research in North America: A Tribute to the Distinguished Careers of Charles W. Reimer and Ruth Patrick 61-77.