Kuhry 1997: This hyaline, elongated microfossil type, 129 x 17 μm, with a faintly striate surface and a constriction at the base.
Kuhry P (1997) The palaeoecology ot a treed bog in western boreal Canada: a study based on microfossils, macrofossils and physico-chemical properties. Rev. Palaeobot. Palynol. 96:183-224.