Characteristics of Annelida
They have a long, cylindrical body.
Their Body is segmented both internally, and externally.
- An advantage of
segmented bodies is that individual segments can be very specialized at
different tasks.
They have nervous, digestive and closed circulatory systems.
Some species have a pair of leg like appendages
that are attached to every segment.
Annelida are cephalopods.
-The concentration of nerve cells and sensory structures are in their head.
They have a hydrostatic skeleton.Some types of Annelida are: Bloodworms, Nightcrawlers, leeches, antennae, and other various segmented worms.