Sentence:  Gordonius...confirms as much, putting the “matter of melancholy sometimes in the stomach, liver, heart, brain, spleen, <WSD>myrach</WSD>, hypochondries, whenas the melancholy humour resides there, or the liver is not well cleansed from melancholy blood.” 
Meaning of the word marked with <WSD> tags:  The abdominal wall. (15th-17th c.)