Biochemistry of locusts. 3. Insectorubin: the redox pigment present in the integument and eyes of the desert locust (Schistocerca gregaria Forsk.), the African migratory locust (Locusta migratoria migratorioides R. & F.) and other insects

A major pigment component ofthe integument ofthe desert locust (Schistocerca gregaria Forsk.) and the African migratory locust (Locusta migratoria migra.-torioide8R. & F.) is easily extractable with cold absolute methanol or ethanol containing 1-5 % (v/v)