This ductless gland, apparently the rudiment of a third eye, lies in among the interior folds of the brain.
Epileptoid types: tending to have epileptic convulsions, hysterical fits, sudden bursts of temper, head aches (migraine); diseases of the brain itself and of the ductless glands .
The spleen, or milt, is a ductless gland 2 by 4 in.