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Arthropods, Molluscs, and Echinoderms

Teacher: Zac Parrotta
Across
Used by crustaceans to help swim
Where water enters and echinoderm
In mythology giant ______ are known as kraken
Mollusc body part of the dorsal side
Used as visual sensory organs
Pumps blood through body
A complex eye found in molluscs and arthropods
A well known arthropod, eaten by many
Symmetry found in echinoderms
A body section similar to the abdomen
Second canal water goes through in a starfish
Transportation between stomach and anus
Phylum that includes crabs
A jaw-like structure
Main cord of the nervous system in arthropods
Split body parts
Echinoderm that has a star-like appearance
The end of the digestive tract
A special type of lung found in arachnids
Down
The backside
Organs in the abdomen
An echinoderm that resembles a cucumber
Phylum that includes snails
Water goes into this canal after the madreporite in starfish
One of the 3 kingdoms that includes arthropods
Final piece of starfish hydraulic system, responsible for movement and the ability to attach
An organism with no backbone
Phylum that includes starfish
Spins webs and has chelicera
Mollusc exoskeleton used for protection
Well known mollusc
The underside
Used by arachnids to spin webs
Final canal for water transportation in a starfish
Command centre of the body
A fang-like mouth part found on arachnids
Rank below kingdom in taxonomy
A body section similar to the cephalothorax