What are the members of the phylum mollusca?

However, the impact of Native Americans on these molluscan communities pales by comparison to the overharvesting of some molluscan taxa by the United States in the 1960s and 1970s. Species whose members once numbered in the millions, now teeter on the verge of extinction. read more

Characteristics of Mollusca: -1)Bilaterally symmetrical. 2)Body has more than two cell layers, tissues and organs. 3)Body without cavity. 4)Body possesses a through gut with mouth and anus. 5)Body monomeric and highly variable in form, may possess a dorsal or lateral shells of protein and calcareous spicules. read more

Members of this phylum range from the microscopic members of the class aplacophora to the massive giant squid, a member of class cephalopoda. Many members of different classes within phylum mollusca have been used, or had parts used, by humans as sources of food, tools and jewelry. read more