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Annelida Phylum

Published on Nov 19, 2015

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PRESENTATION OUTLINE

ANNELIDA

THREE GROUPS

Photo by Leo Reynolds

CHARACTERIZED BY SEGMENTATION

REPEATED SECTIONS THAT CONTAIN COMPLEX SET OF BODY STRUCTURES

TYPICAL ANNELID SEGMENT CONTAINS:

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THREE LAYERS OF TISSUE

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CLOSED CIRCULATORY SYSTEM

BLOOD TRAVELS IN A CLOSED CIRCUIT INSIDE BLOOD VESSELS

EACH BODY SEGMENT CONTAINS:

COELOM

DIET

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EARTHWORMS AND MARINE WORMS

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LEECHES

HABITAT

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REPRODUCTION

BOTH SEXUAL AND ASEXUAL
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ASEXUAL

RESULTS FROM FRAGMENTATION

SEXUAL