I: 3 consecutive frontal sections. 22C10 staining.
II: Frontal view of optic chiasms. x1, outer (first) chiasm: x2, inner (second) chiasm. 1407-GFP, 22C10.
III. 2 consecutive frontal sections showing the projections of T/C cells and the inner chiasm (x2). 1407-GFP, 22C10.
Abbreviations: la, lamina; me, medulla; lo, lobula; mc, medulla cortex; lc, lobula cortex; T/C, projections of T2/T3, C2/C3 cells.