Starfish.

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Presentation transcript:

Starfish

Dried Specimens

Common Starfish Class Asteroidea Aboral view

trivium bivium

anterior arm central disc arms

Madreporite

bivium madreporite stone canal trivium

madreporite peristome stone canal

radial canal circular canal peristome

Arms Oral view Ambulacral Grooves Mouth

Spines Tube feet

Preserved Specimens

madreporite anterior arm

bivium central disk

ambulacral grooves mouth

mouth tube feet peristome

intestine pyloric stomach anus intestinal caecum

pyloric stomach pyloric caecum pyloric duct

Pyloric stomach Pyloric caecum

Pyloric stomach

Pyloric caecae

Gonads

Cardiac stomach

cardiac stomach peristome

Cardiac stomach

ampulla circular canal radial canal polian vesicle

ampulla tube feet radial canal

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