Parasite

As parasitic worm or leech worm are parasitic worm called different families:

• Awax snails (Eulimidae), a family of echinoderms that parasitize - mostly ectoparasitic, but also some endoparasitic - snails with mostly awl-shaped shells
• Pyramid snails (Pyramidellidae), ectoparasites on poly-bristles, molluscs, splashworms, crabs, sponges and sea squirts
• Rand screw (Marginellidae): Some blood-sucking species of fish ( Hydroginella caledonica several Tateshia TYPES)
• Coral snails (Coralliophilidae), ectoparasites sucking on corals
• Spiral stair snails (Epitoniidae), predators or parasites on cnidarians
• Phylliroidae , predators or parasites on cnidarians

This is a disambiguation page for differentiating between several terms identified with the same word.