The 4 basic characteristics of chordates…. › Have a single, dorsal, hollow nerve chord › Gill or pharyngeal slits › a notochord › a post anal tail
Taxonomy Environmental Ed. 1. Taxonomy The science of naming and classifying organisms.
12345 A cladogram shows that all chordates evolved from 1.tunicates and lancelets. 2.dinosaur ancestors. 3.fishes. 4.a common ancestor.
Ecology & Evolution DiversityReprod uction & Develo pment NutritionGas Exchange TransportCirculationOsmoreg ulation & Excretion 100 200 300 400 500.
+ Phylum Chordata The Lower Chordates. + The Phylum Chordata Includes: 1. Subphylum Cephalochordata (=lancelets) 2. Subphylum Urochordata (= tunicates)
Taxonomy The science of classifying organisms. Classify To arrange according to similarities or differences.
Vertebrates. All vertebrates belong to the phylum chordata They are often called chordates All vertebrates have a back bone (vertebra)
Animalia Chordata By: Josh, Jeremy and Zach. Definition of Chordata Chordates are animals which are either vertebrates or closely related invertebrates.
AP Review Chapters 32-34. Fast Facts General characteristics of animals: - multicellular, heterotrophic eukaryotes - take in food by ingestion - lack.
Chapter 18 – Fishes Lionfish (Pterois). Phylum Chordata Bilateral Bilateral Notocord – rod of cartilage, it forms the spine in some – (2) Notocord – rod.
Chapter 34
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