Figure 2.
Ultrastructure of transverse sections of the spermatozoal tail of Z. gabonicus (A) showing the paracrystalline material (p) on both mitochondrial derivatives; the axonemes in D. willistoni (B) and Z. davidi (C) have the arrangement of 9 + 9 + 2 microtubules; the cysts containing 64 spermatozoa in Z. camerounensis (D) and Z. tuberculatus (E). Scale: Figures A, B, C: 84000 x; Figures D, E: 10000 x.
