Figure 6

Morphology of the brain in Spelaeogriphus lepidops . Overview and semi-thin sections. A-D: Neuropil and nerves without somata. A, B: 3D-reconstructions in (A): dorsal and (B): anterior view. C, D: Schematic drawing in (C): posterior and (D): lateral view. E-L: Transverse semi-thin sections, ordered from anterior to posterior. E: Arrow points at the large cluster of anterolateral somata (AlS). F: Rocket points at the lateral root of the antenna 1 nerve (A1Nv). H, I: Points mark the olfactory glomeruli in the olfactory lobes (ON). Scale bars: 50 μm.