Molluscoida is a group of animals of the Mollusca sub-kingdom comprising the Polyzoa, Tanicata and Brachiopoda. The nervous system consists of a single ganglion or a principal pair of ganglia and the heart is imperfect. Found on http://www.probertencyclopaedia.com/browse/BM.HTM
Molluscoida is a group of animals of the Mollusca sub-kingdom comprising the Polyzoa, Tanicata and Brachiopoda. The nervous system consists of a single ganglion or a principal pair of ganglia and the heart is imperfect.