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Invertebrates

Invertebrate Study

TermDefinition
Arachnid 4 pairs of jointed legs
Species means kind, genus ____
LInnaeus Father of Classification
tube feet used for movement in echinoderms
Porifera pore bearing, sponges
Asymmetry without symmetry
Crustacean 5 pairs of jointed legs
Arthropods means jointed legs
Echinoderm having spiny skin
Insect having 3 body parts, head abdomen and thorax
Genus first part of the scientific name
Worms flat (planeria) , round (nematode) , and segmented (annelids)
sessile animals that don't move around
book lungs arachnids use for breathing
earthworms eat dirt
annelid means having rings, earthworm is the example
molt insect grows loose their exoskeleton
crop stored crushed food in earthworm
gizzard grinds food for earthworms
spicules skeletal-like system in spoges
setae used to hold onto the soil for earthworms
Cnidaria stinging celled organisms, jellyfish, coral
bilateral symmetry body parts cut in 1/2 mirror image.
Mollusks gastropods, bivalves, cephalpods
invertebrate animals lacking backbone
vertebrate animals with a backbone
free-living animals that can move around
radula mollusk tongue used for scraping food
trachea opening in insects used to breath
open system blood vessels to travel around the body
Created by: SMMCS-SCI