The Marine invertebrates collection is currently represented by 23 phyla and holds more than one million specimen lots including 1,700 holotypes, 11,300 secondary types, 33,000 registered lots and 1,400 microscope slide preparations. Specimens include molluscs, crustaceans, worms, sponges, jellyfish, corals and sea anemones, sea stars and sea urchins. Of these specimens about 5,500 have been