![](/drem/stage23/labels/S15L.gif)
![cerebral aqueduct (mesocoele), diencephalon, dural band for tentorium cerebelli, dural venous sinus, epithalamus, mesencephalon (tectum), neopallial cortex, occipital lobe region of cerebral hemisphere, osteogenic layer, pericranium, pineal recess of third ventricle, posterior horn region of lateral ventricle, roof plate of mesencephalon, subarachnoid space, superior sagittal sinus](/drem/stage23/Z0/S15N.jpg)
![](/drem/rulerbg.png)
0 μm
Carnegie Embryo #9226 | Location: 15-01-01
Keywords: cerebral aqueduct (mesocoele), diencephalon, dural band for tentorium cerebelli, dural venous sinus, epithalamus, mesencephalon (tectum), neopallial cortex, occipital lobe region of cerebral hemisphere, osteogenic layer, pericranium, pineal recess of third ventricle, posterior horn region of lateral ventricle, roof plate of mesencephalon, subarachnoid space, superior sagittal sinus
Source: The Virtual Human Embryo.