| Day | Event | Reference |
|---|---|---|
| 33 | posterior commissure appears | Ashwell et al. (1996) |
| 33 | medial forebrain bundle appears | Ashwell et al. (1996) |
| 44 | mammillothalamic tract appears | Ashwell et al. (1996) |
| 44 | stria medullaris thalami appears | Ashwell et al. (1996) |
| 51 | axons in optic stalk | Dunlop et al. (1997) |
| 56 | external capsule appears | Ashwell et al. (1996) |
| 56 | stria terminalis appears | Ashwell et al. (1996) |
| 60 | optic axons invade visual centers | Dunlop et al. (1997) |
| 63 | internal capsule appears | Ashwell et al. (1996) |
| 63 | fornix appears | Ashwell et al. (1996) |
| 70 | anterior commisure appears | Ashwell et al. (1996) |
| 77 | hippocampal commissure appears | Ashwell et al. (1996) |
| 87.5 | corpus callosum appears | Ashwell et al. (1996) |
| 157.5 | eye opening | Kurjak et al. (2004); Campbell et al. (2005) |
| 175 | ipsi/contra segregation in LGN and SC | Robinson and Dreher (1990) |