Can someone help me with group of invertebrates, their examples

There are 8 major invertebrates groups.

Protozoa:dinoflagellates, amoebas, paramecia, and Plasmodium

Porifera: sponges

Coelenterata: Jellyfish, corals and hydra.

Platyhelminthes:Flatworms, flukes, tapeworms

Nematoda: Ascaris, vinegar eels, hookworms.

Annelida: Earthworms, leeches.

Echinodermata: sea urchin, star fish and sand dollar.

Mollusca: snail,

Arthropoda: butterfly,crab and spiders.

The invertebrates unit explores six groups of invertebrates - poriferans (sponges), cnidarians (such as sea jellies and corals), echinoderms (such as sea urchins and sea stars), mollusks (such as octopuses, snails, and clams), annelids (worms), and arthropods (such as insects, spiders, and lobsters).

The condition in which an allele is dominant over another allele is dominance