Invertebrates Crossword

First larval stage of cope-pods
An invertebrate phylum which includes soft bodied animals that usually have a head and a foot covered by a hard shell. Snails, octopus, clams and mussels.
a primitive sedentary aquatic invertebrate with a soft, porous, body that is typically supported by a framework of fibers or calcareous or glassy species spicules.
The tooth-like structure in a mollusks mouth that is used to grate, scrape or cut food.
Which stage is a caterpillar in when it is in the chrysalis?
opening at top of sponge which water and waste exits
Are parasites (host usually dies) that live and reproduce inside host.
needle like material in sponges; provides support may be used to classify
the anterior end of a tapeworm
An invertebrate that does not have legs.
member of phylum annelida used in some medical procedures
Second larval stage of cope-pods which already resembles the adult cope-pods.
Animal without a backbone or vertebral column. They usually have an exoskeleton or hydrostatic skeleton.
How do Sponges feed?
tubules to collect and remove chemical waste from individual segments
a fluid-filled body cavity that is lined with mesoderm
Largest phylum
beat water into sponge
reproduction from an ovum without fertilization
Do not have a gut, as they absorb nutrients from host's intestines.
A body section of some Arthropods made up of a fusion of the head and the thorax.
obtain food from tissues of host
Where are the poison glands of an arachnid located?
greenish pigment in blood of some arthropods
Predators with eye-spots and sensory lobes.
Breathing holes found on each segment of the abdomen of an insect.
a cnidarian whose tentacles face up
Small water organisms, neither attached to bottom nor swimming against current.
a muscular tube near the mouth at the end of the gastrovascular cavity
stinging cells