bract References bract cnidarian zooid Ask Anything Homework Help Also known as: phyllozooid Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: cnidarian/ Reproduction and life cycles…and flattened, protective individuals called bracts or phyllozooids. Read More…and flattened, protective individuals called bracts or phyllozooids. Read More