The Harderian glands, located within the orbital cavities ofamphibia, reptiles, birds and most mammals, are perhaps oneof the last discrete tissues for which we connot yet definea normal physiological role or regulation. The book bringstogether all known information on the Harderian glands. Itcovers comparative anatomy at several levels, the concentra-tions and regulation of indole and catecholamines, porph-yrins, peptides and lipids, and the interactions of the Har-derian glands with the thyroid and pineal glands. One chap-ter is devoted to the avian Harderian glands and their rolein the immune response,and another to the glands in amphi-bia and reptiles. Containing a master bibliographic compila-tion of all known literature on the Harderian glands thebook represents a valuable reference source which offers newor established investigators a ready and convenient base ofinformation.
