| Type | MGI:General | Description | at E14.5-E16.5, the junction between the midbrain and developing cerebellum (isthmus) is more caudally positioned than normal at E9.5-E10.5, the neuroepithelium at the mid/hindbrain junction is abnormal on its posterior side by E9.5, the region between the posterior end of the midbrain and r4 (i.e. anterior hindbrain) is severely reduced in length |
