![](/drem/stage13/labels2/S31L.gif)
![mantle layer, marginal layer, middle dural venous plexus, otic vesicle, rhombencephalon (hindbrain), rhombencoel (fourth ventricle), rhombomere 4, rhombomere 6, rhombomere 7, roof plate](/drem/stage13/Z0/S31N.jpg)
![](/drem/rulerbg.png)
0 μm
Carnegie Embryo #836 | Location: 02-03-05
Keywords: mantle layer, marginal layer, middle dural venous plexus, otic vesicle, rhombencephalon (hindbrain), rhombencoel (fourth ventricle), rhombomere 4, rhombomere 6, rhombomere 7, roof plate
Source: The Virtual Human Embryo.