ORDER IV. The ZOOPHYTA, are compound animals, furnished with a kind of flowers, and having a vegetating root and stem.—This order contains 15 genera, viz. Tubipora, Madrepora, Millepora, Ceilepora, Isis, Antipathes, Gorgonia, Aleyonium, Spongia, Flustra, Tubularia, Corallina, Sertularia, Penatula, Hydra. See ANIMAL-Flower.