original description(ofAchnanthes anastasiae Kaczmarska, 1985)Kaczmarska, I. (1985). The diatom flora of Miocene lacustrine diatomites from the Harper Basin, Oregon, U.S.A. Acta Palaeobotanica, 25(1-2): 33-100, 12 pls page(s): p. 38-39; pl. 1, fig. 47, pl. 2, fig. 3-5 [details]