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30 Cards in this Set
- Front
- Back
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The simplest animals (Sponges) |
Proifera |
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Sponges that are permanently attached to a surface |
Sessile |
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Where water is pushed out of a sponge |
Osculum |
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Earliest animals to develop tissues |
Cnidarians |
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Cnidarians that are attached to a surface with its tentacles outward |
Polyp |
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Cnidarians that are an "upside-down polyp" that swims |
Medusa |
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Verysmall cnidarians. Someare colonial and may form feather-like colonies or may float on the surface ofthe sea |
The Hydrozoans |
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Sessile polyps that include Sea Anemones and Coral |
Anthrozoans |
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Organisms group that includes Turbellarians, Fluke Worms, and Tape Worms. |
Phylum Platyhelminthes |
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Worm species that have striking color patterns and are carnivorous |
Turbelarians |
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Worms that have flattened extensions called parapodia on each segment (sharp) that live in tubes |
Polychete Worms |
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Marine group that contains gastropods, Bivalves, and Cephalods. Include the following: the mantle, a muscular foot, and a Radula (ribbon teeth) |
Phylum Mollusca |
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Type of molluscs that contains a single cell enclosure. "stomach footed" (snails). Also include sea snails |
Gastropods |
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Type of molluscs that are enclosed in a shell with two sections and a hinge (clams and oysters) |
Bivalves |
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Type of molluscs that are called "head footed" and are predators. Have tentacles (octopus and squid and cuttle fish) |
Cephalopds |
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Group of animals that have an exoskeleton |
Arthropoda |
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Arthropods that have antennae and compound eyes (crabs) |
Crustaceans |
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Crustaceans with 5 legs (first is claw) and include lobster, shrimp, and crabs |
Decapods |
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Marine group that has radial symmetry and an endoskeloton (sea urchins and sea starts |
Phylum Echinodermata |
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Marine group that are the smallest animal and most common of the phytoplankton (arrow worms) |
Phylum Chaetognatha |
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Group of fish that lack jaws and feed using suction |
Jawless Fish |
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Group of fish that have a skeleton made cartilage, a movable jawbone, and placoid scales. |
Cartilaginous Fish |
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Group of fish that make up a majority of fishes, have a skeleton made up of bone, and have Ctenoid scales (skin covered) |
Bony Fishes |
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Vertebrates with 4 limbs |
Tetrapods |
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A group of tetra pod animals that are adapted to surviving on land |
Amniotes |
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Animal group that have hair and produce milk |
Mammals |
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Theevolution of similar adaptationsbydistantly related organismsdue to similar environmental pressures. |
Convergent Evolution |
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Largest group of marine mammals, they made a complete transition back to marine live |
Cetaceans |
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Animals with flippers (seals, sea lions, and walruses) |
Pinnipeds |
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Animals (such as manatees) known as sea cows, Have no front flippers or rear limbs, but with a paddle-shaped tail. |
Sireneans |
