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32 Cards in this Set
- Front
- Back
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Phylum Porifera |
Sponges Parazoans (no tissue) Assymetrical Adults are sessile. Reproduce both sexually and asexually Sexual - hermaphrodites; release egg and sperm into water Asexual - through budding |
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Phylum Cnidaria |
Diploblasts 2 body types - polyp (sessile) and medusa Budding and sexual Gastrovascular cavity- one opening for both mous and anus |
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Class Anthozoa |
-Cnidaria -Corals, sea anemones -polyp body plan |
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Class Sctphozoa |
-Medusa -jellies |
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Class Cubozoa |
-Box Jellies -most dangerous cnidarians |
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Class Hydrozoa |
-polyp and medusa forms -Hydra -Portuguese-man-of-war |
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Phylum Ctenophora |
Comb Jellies Diploblasts Dont have cnidocytes. Have a complete gut |
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Phylum Platyhelminthes |
-Flatworms -gastrovascular cavity -hermapgroditic -flame cells (primitive excretory system) |
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Classes in Platyhelminthes |
Turbellaria - planaria Trematoda - flukes Cestoda - tapeworms |
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Superphylum Lophotrochozoa |
-Lophophore - used to filter fees and used to exchange gas -larval form called trochiphore larvae |
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Phylum Rotifera |
-lophotrochozoans Microscopic |
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Phylum Nemertea |
-ribbon worms |
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Phylum Mollusca |
-Lophotrochozoans -marine -mantle (excretes shell), muscular foot, visceral mass (organs) -Complete digestion system -Have gills -Open circulatory system (except cephalopods) |
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Class polyplacophora |
- Mollusca - Many plates - have radula to scrape algae off rocks |
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Class Gastropoda |
- Mollusca - snails, slugs, conchs, nudibranchs |
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Class Bivalvia |
- Mollusca - clams, oysters, scallops |
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Class Cephalopoda |
- Mollusca - Octopus, squid, nautilus - closed circulatory system "Intelligent" |
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Phylum Annelida |
-segmented worms - most advanced worms - complete digestive system - closed circulatory system |
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Class Oligiochaeta |
- Annelida - Earthworms |
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Class Hirudinea |
- Annelida - Leeches |
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Class polychaeta |
- Annelida - Marine worms |
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Superphylum Ecdysozoa |
Huge group of animals - Arthropods and Nematodes - External covering called cuticle that molts (ecdysis) |
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Phylum Nematoda |
- Pseudocoelomatea - many are parasitic |
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Phylum Arthropoda |
- Dominates animal kingdom - exoskeleton made of chitin - Open circulatory system - Gills in crustaceans - Tracheae (tubes) in insects |
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Subphylum Hexapoda |
- Arthropoda -6 legs, includes insects - openings in exoskeleyon lead to trachea that branch through body |
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Subphylum Myriapoda |
- Chilopods (centipedes): carnivorous - Diplopoda (millipedes): herbivorous |
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Subphylum Crustacea |
- Mostly aquatic - Gills - Covering known as carapace |
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Subphylum Chelicerata |
- Spiders and horseshoe crab - Chelicerae - claw like or fang like parts |
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Echinodermata |
- Deuterostome - adults have pentaradial symmetry - larvae have bilateral symmetry - Capable of Regeneration - Water vascular system |
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Classes in Echinodermata |
* Asteroidea - Sea star * Ophiuroidea - Brittle Stars * Echinoidea - Sea urchins, sand $$$ *Crinoidea - sea lilies * Holothuroidea- Sea cucumbers |
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Phylum Chordata |
All have the following characteristic at some point - Dorsal hollow nerve cord - Notochord - Post anal tail - Pharyngeal gill slits |
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Subphyla in Chordata |
- Urochordata (tunicates) - Cephalochordata (lancelets - Vertebrata |
