Grubbs, S. A. (2010) “Leuctra usdi, a new stonefly (Plecoptera: Leuctridae) of the L. tenuis (Pictet) species group from the southeastern U.S.A. plus three new Alabama state records”, Zootaxa. Auckland, New Zealand, 2498(1), pp. 59–64. doi: 10.11646/zootaxa.2498.1.5.