With over 19,000 entries, this reference work fulfills the need for an academic work that combines the concise presentation of a dictionary, with an etymology for each term, and includes the general terms one would meet while studying invertebrate zoology. Invertebrate zoology is not studied in isolation, therefore the more common terms from the fields of Anatomy, Animal Behavior, Ecology, Embryology, Endocrinology, Evolution, Genetics, Physiology,...