| Term | Definition |
|
kingdom animalia |
eukaryotic, multicellular; heterotrophic |
|
Phylum Cnidaria |
stinging tentacled animals; radially symmetrical; two cell layers; mout surrounded by stinging tentacles; nerve network |
|
Phylum Cnidaria |
coral, hydra, jelly |
|
Phylum Porifera |
sessile; two cell layers; porous bodies |
|
Phylum Porifera |
sponge |
|
Phylum Platyhelminthes |
flatworms; motile; bilaterally symmetrical; three cell layers; gut with one opening; many parasitic |
|
Phylum Platyhelminthes |
tape worm (parasitic), planarian |
|
Phylum Nematoda |
roundworms; motile, bilaterally symmetrical; cylindrical body; two openings many parasitic |
|
Phylum Nematoda |
hookworm, fliaria worm |
|
Phylum Rotifera |
rotifers; mostly motile; bilaterally symmetrical; cilia form a wheel around mouth |
|
Phylum Rotifera |
rotifers |
|
Phylum Chelicerata |
two body parts; jointed appendages; chitinous exoskeleton; no wings; lack antennae; lungs and gills |
|
Phylum Chelicerata |
Class Merostomata; Class Arachnida |
|
Class Arachnida |
spiders; tick; scorpion |
|
Phylum Crustacea |
two body parts; two pairs of antennae on the head; aquatic |
|
Phylum Crustacea |
crab, shrimp, lobster |
|
Phylum Mandibulata |
insects, millipedes, centipedes; three body parts; three pairs of legs; one/two pairs of wings; gas exchange through trachea |
|
Phylum Mandibulata |
Class Hexapoda and Class Myriapoda |
|
Class Hexapoda |
terrestrial, one pair of antennae, one/two pairs of wings; three pairs of legs; trachea |
|
Phylum Annelida |
segmented worms; motile bilaterally symmetrical; body internally and externally segmented |
|
Phylum Annelida |
leech, earth worm |