* Acoelomorpha * Platyhelminthes (flatworms) * ** Cestoda (tapeworms) ** Trematoda (flukes) ** Monogenea ** Turbellaria (planarians) * Acanthocephales * Kinorhyncha (mud dragons) * Annelida (segmented worms ) * ** Polychaeta ** Oligochaeta ** Hirudinida (leeches) * Nemertea(ribbon worms ) * Echiura (spoon worms ) * Sipuncula(peanut worms ) * Nematoda (roundworms) * Nematomorpha (horsehair worms or gordian worms ) * Priapulida (penis worms ) * Gnathostomulida (jaw worms )

* Oligochaeta annelids hide in the soil or in the sand. * Polychaeta annelids hide in the sand or inside their shell (the ones who have a shell). * Hirudinidaannelids (leeches) hide under stones and plants. * Kinorhyncha (mud dragons), gnathostomulida(jaw worms), sipunculida (peanut worms) and echiura(spoon worms) hide in the sand. * Turbellaria flatworms, priapulida (penis worms) and nemertea (ribbon worms) hide in the sand and under stones.

here are some 10:

Porifera

Coelenterates

Nematodes

Annelids

Mullusk

Echinoderms

Arachnids

Chordata

Platyhelminthes

Joint Legged Animals

By: RHenee

# Trilobozoa † # Porifera # Placozoa # Myxozoa # Vendobionta † # Cnidaria # Ctenophora # Acoelomorpha # Orthonectida # Dicyemida # Gastrotricha # Platyhelminthes # Gnathostomulida # Cycliophora # Micrognathozoa# Rotifera # Acanthocephala # Bryozoa # Entoprocta # Phoronida # Brachiopoda # Nemertea # Sipuncula # Mollusca # Hyolitha † # Echiura # Annelida # Chaetognatha # Priapulida # Kinorhyncha # Loricifera # Nematoda # Nematomorpha # Tardigrada # Onychophora # Arthropoda # Vetulicolia † # Echinodermata # Hemichordata # Chordata *