FIGURE 2 in A new species of the Lower Ordovician pliomerid trilobite Pseudocybele and its biostratigraphic significance

FIGURE 2. Stratigraphic column of portion of Section H showing range of Pseudocybele paranasuta n. sp. and position of Hintze's (1951, 1953) original sampling horizons. Faunal zones (at left, lowest to highest; see Adrain et al., 2009) are Presbynileus ibexensis, Pseudocybele paranasuta, and "Pseudocybele nasuta".