Starfish Dissection
Lab Companion
You will be required to locate the following items on a starfish specimen for your lab quiz:
ambulacral groove
ray
tube feet
mouth
central disk
gonads
eyespot
coelom
aboral surface
ampullae
hepatic caecum
oral surface
stomach
madreporite
You will be required to view a slide and determine if the slide specimen material came from a male starfish or a female starfish.
Be able to answer the following types of questions concerning starfish and other echinoderms:
Describe how the starfish and other echinoderms use its water vascular systems for movement.
Explain how a starfish would eat a clam. (Explain in DETAIL!)
Describe what would happen if a starfish lost or damaged one of its rays.
Know the phylogeny of the starfish:
| Kingdom | Animalia |
| Phylum | Echinodermata |
| Class | Asteroidea |
| Order | Forcipulatida |
| Family | Asteriidae |
| Genus | Asterias |
| Species (also its scientific name) |
Asterias forbesi |
Know the functions of the following starfish structures:
Describe the following vocabulary words associated with echinoderms and the starfish.
Starfish diagrams and photos to help you locate items during your lab experience:
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