| 
|  | submandibular gland primordium |  
|  | bladder |  
|  | facial VII ganglion |  
|  | hindgut |  
|  | vestibulocochlear VIII ganglion |  
|  | midgut |  
|  | pharyngo-tympanic tube |  
|  | trigeminal V nerve |  
|  | rectum |  
|  | urethra of male |  
|  | pons mantle layer |  
|  | medulla oblongata basal plate mantle layer |  
|  | glossopharyngeal IX ganglion |  
|  | trigeminal V ganglion |  |