What's the difference between percoid and percoidean?
Percoid
Definition:
(a.) Belonging to, or resembling, the perches, or family Percidae.
(n.) Any fish of the genus Perca, or allied genera of the family Percidae.
Example Sentences:
(1) Histomorphological responses of the ovary of a freshwater percoid fish, Colisa (T.) fasciatus, to endosulfan or thiodan EC 35 treatment, a popular pesticide, have been described.
(2) Chromatin of 14 species of fish referring to nine families of the percoid fish superorder includes protamines similar to salmin, a typical protamine of salmon.
(3) Evidence is presented in this work for the existence of a special chromaffin tissue in the ovary of the percoid teleost fish, Nandus and its hypertrophy under the influence of the pituitary extracts.