Slide 1

Review of Animal Phylogeny

Slide 2

Sponges

Slide 3

Anatomy of a Sponge

Slide 4

Polyp and Medusa Forms of Cnidarians

Slide 5

Jelly Medusa

Slide 6

A Cnidocyte of a Hydra

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Cnidarians: Hydrozoans (top left), jelly (top right), sea anemone (bottom left), coral polyps (bottom right)

Slide 9

Purple striped jelly, Pelagia panopyra

Slide 10

Coral Polyps

Slide 11

The Life Cycle of the Hydrozoan Obelia

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Slide 15

Ctenophore

Slide 16

Classes of Phylum Platyhelminthes

Slide 17

A Flatworm

Slide 18

Anatomy of a Planarian

Slide 19

The Life History of a Blood Fluke, Schistosoma mansoni

Slide 20

Anatomy of a Tapeworm

Slide 21

Basic Body Plan of Mollusks

Slide 22

Major Classes of Phylum Mollusca

Slide 23

Chiton

Slide 24

The Results of Torsion in a Gastropod

Slide 25

Garden Snail

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Gastropods: Nudibranchs (top left and top right), terrestrial snail (bottom left), deer cowrie (bottom right)

Slide 27

A Bivalve: Scallop

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Anatomy of a Clam

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Cephalopods: Squid (top left and bottom left), nautilus (top right), octopus (bottom right)

Slide 30

Anatomy of an Earthworm

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External Anatomy of an Earthworm Clitellum

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Annelids, the segmented worms: Polychaete (left), feather-duster worm (middle), leech (right)

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Christmas-Tree Worms

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Nematode, C. elegans

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Parasite nematode, Trichinella spiralis

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External Anatomy of an Arthropod

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A Trilobite Fossil

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Horseshoe Crabs, Limulus polyphemus

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Arachnids: Scorpion (left), honeybee air tube filled with parasitic mites (right)

Slide 42

Spider Anatomy

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Lycosid Spider: Female With Offspring

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Class Diplopoda (millipedes)

Slide 45

Insect flight, Dragonfly

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Anatomy of a Grasshopper, an Insect

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Insecta: Beetle

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Metamorphosis of a Butterfly Larva Pupa Emerging Adult Adult

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Crustaceans: Lobster (top left), banded coral shrimp (bottom left), barnacles

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Ochre sea stars, Pisaster ochraceus

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Anatomy of a Sea Star

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Echinoderms: Sea star (top left), brittle star (top right), sea urchin (bottom left), sea lily (bottom right),

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Slide 54

1)Name the four characteristics of most mollusks. 2) Name the three classes of mollusks and a representa- tive organism in each.

Slide 55

1)Snails and slugs need a moist skin for.. 2) How does circulation differ in the cephalopods compared to the other mollusks? 3) How can nudibranches protect themselves?

Slide 56

1) Which of the following is least related to the others? a.limpet b. nudibranch c. abalone d. scallop 2) Other than jewelry (oysters) and food, for what purpose can mollusks be used?

Slide 57

1)Name three characteristics of all arthropods. 2) Name two structures used for respiration.

Slide 58

What controls when an arthropod molts? In crayfish and other decapods the claws are called ________. Horseshoe crabs are not true crabs; their internal anatomy is more similar to that of..

Slide 59

The chiton moves using its ______. Name two gastropods. What are four common characteristics of most mollusks?