Directions: Take notes during the presentations. You will be allowed to use these notes on your quiz so make sure you take good quality notes

*most are marine

*covered in pores- small holes that allow water in.

*do not move

*most are filter feeders- getting food from the water

*often have tube shaped bodies with no brains

*tend to live in quiet, clear waters

*no backbone

*simplest of all animals

Subgroups:

1. 
   Calcarea
   
2. 
   Glass Sponges
   
3. 
   Demosponges
   

*have long cylindrical bodies with no legs

*no backbones

*vary in size

*have bristles or hairs that help them move
Subgroups:

1. 
   Platyhelminthes (flatworms)
   
2. 
   Nematoda (threadworms, roundworms and hookworms)
   
3. 
   Annelida (earthworms)- segmented worms
   

Examples: flatworms, earthworms, roundworms, hookworms, threadworms

*Generally have soft bodies

*many have shells

*has a muscular foot attached to the bottom to help it move

*breathe with gills

Subgroups:

1. 
   Bivalves (2 shells, like clams)
   
2. 
   Gastropods (snails and slugs)
   
3. 
   Cephalopod (squid, cuttlefish and octopus)
   

*Marine animals

*Have body parts in 5’s

*use a water vascular system to move their bodies

*name means spiny skinned
Subgroups:

1. 
   Eleitherozoa (Sea Stars, brittle stars, etc.)
   
2. 
   Pelmatazoa (Sea lilies or feather stars)
   

Examples: Sea Stars, brittle stars, sea cucumbers, sea urchins

*have stinging cells that capture food for the animal

*2 basic body types- polyp and medusa

*Mouths are surrounded by tentacles

*Radial symmetry

*Often have tentacles

1. 
   Hydrozoa- Hydras
   
2. 
   Scyphozoa- Jellyfish
   
3. 
   Cubozoa- Box jellyfish
   
4. 
   Anthozoa- Sea anemones, corals
   

*Exoskeleton made of chitin

*3 part body composed of a head, thorax and abdomen

*3 pairs of legs (6 altogether)

*Compound eyes

*2 antennae

*Most hatch from eggs

*Largest group

1. 
   Apterygota- wingless insects
   
2. 
   Pterygota- winged insects
   

Examples:: bees, ants, termites, moths, butterflies

*invertebrate

*exoskeleton made of chitin

*jointed limbs

*repeated body sections each with a pair of limbs

*compound eye

Subgroups:

1. 
   Chelicerates- spiders, mites, scorpions and related organisms.
   
2. 
   Myriapods- millipedes, centipedes, and related organisms
   
3. 
   Crustaceans-include lobsters, crabs, barnacles, crayfish, shrimp and many other.
   

*vertebrate

*Lives in water

*two sets of paired fins

*Cold blooded

*Scales and gills

Subgroups:

1. 
   Jawless fish- hagfish and lamprey
   
2. 
   Cartilaginous fish- shark, skate or ray
   
3. 
   Bony fish-Herring, salmon, carp, catfish
   

*Have wings

*Lay eggs

*Have 2 feet

*Warm blooded

*Feathers

*Beak with no teeth

Subgroups:

1. 
   Neognaths- almost all living species of birds
   
2. 
   Paleognaths- emus, ostrich, rheas, kiwis
   

*Cold blooded

*Transform from a water breathing form as a juvenile to an air breathing adult

*The word amphibian means “both life” meaning life in water and life on land

*Eggs have no shells
Subgroups:

1. 
   Anura (frogs and toads)
   
2. 
   Caudata (salamanders and newts),
   
3. 
   Gymnophiona (caecilians, limbless amphibians that resemble snakes).
   

*Dry, scaly skin

*Breathes using lungs

*Cold blooded

*Lay eggs (amniotic)
Subgroups:

1. Lizards, amphibanians, and snakes,

2. Turtles

3. Crocodilians

4. Tuataras (look like lizards, but are more like dinosaurs)
Examples: Crocodiles, turtles, alligators,

*The nipples of most female marsupials are in a pouch

*Most female marsupials have a pouch.

*All are mammals- have hair, mammary glands, warm blooded, larger and more well developed brain, provide for and protect their young

1. Didelphimorphia, the American opossums

2. Paucituberculata, the caenolestids

3. Microbiotheria, the monito del monte

4. Dasyuromorphia, the dasyurids

5. Peramelemorphia, the bandicoots

6. Notoryctemorphia, the marsupial moles

7. Diprotodontia, the diprotodonts.

*all marine mammals live in the ocean

*Breathe air

*have layers of blubber that keep marine mammals warm in cold water

1. 
   Sirenians- manatees and dugong
   
2. 
   Cetaceans- Baleen whales and Toothed whales
   
3. 
   Pinnipedia- true seals, eared seals , walrus
   
4. 
   Mustelidae- sea otters
   

1. 
   Boreoeutheria,- humans, badgers, rabbits, guinea pigs, dogs, dolphins, etc.
   
2. 
   Atlantogenata,- sloths, hyraxes, aardvarks, tenrecs, armadillos, anteaters