FIGURES 15–16 in A morphometric diagnosis using continuous characters of Pinnunavis edkuensis, sp. nov. (Bacillariophyta: Bacillariophyceae), a brackish-marine species from Egypt

FIGURES 15–16. Comparable specimens of the taxa (columns) in this study arrayed by size groups (rows). Column (a) Pinnunavis edkuensis, (b) P. yarrensis (c), P. zalatii and (d) the Port Elizabeth sample. Rows: size range 110–104 µm (Fig, 16), 99–92 µm (Fig. 17), 89–83 µm (Fig. 18) and 78–64 µm (Fig. 19). All scale bars are 10 µm. Images of P. zalatii reproduced with permission of Neues Jahrbuch fur Geologie und Palaontologie-Monatshefte.