Phylum Chordata Cladogram Draw the cladogram to the

Phylum Chordata Cladogram • Draw the cladogram to the right. • Each of these groups of animals have a vertebrae (trait at the bottom) • Vertebrates: have at some point in life notochord, gill slits, endoskeleton • Several classes exist within the phylum Chordata (vertebrates) • Increase in complexity

You need to be familiar with these classes of organisms. Class Characteristics Examples 1. Agnatha Ectothermic, lack a true jaw; includes all jawless fishes Hagfish 2. Chondrichthyes Ectothermic, fish without bones; cartilaginous skeletons Sharks, skates, rays 3. Osteichthyes Ectothermic boney fish Marlin, flounder, mackerel 4. Amphibia Ectothermic, have a biophysical life cycle (part in water, part on land) Frogs, toads, salamanders 5. Reptilia Ectothermic, scaled organisms with claws or nails Snakes, lizards 6. Aves Endothermic, feathered organisms All birds 7. Mammalia Endothermic, organisms with hair, mammary glands, and usually give live birth Platypus, rabbit, dog, monkey, human

Classification of Different Organisms Strep Throat Bacteria White Oak Human Tree Chimpanzee Green Common Tree Frog Chameleon Domain Eubacteria Eukarya Eukarya Kingdom Bacteria Plantae Animalia Phylum Firmicutes Angiosper m Chordata Class Bacilli Eudicots Mammalia Amphibia Reptilia Order Lactobacillales Fagales Primates Anura Squamata Family Streptococcaceae Fagaceae Hominidae Hylidae Chamaeleonidae Genus Streptococcus Quercus Homo Pan Hyla Chamaeleo Species Streptococcus pyogenes Quercus alba Homo sapiens Pan troglodytes Hyla cincerea Chamaeleo chameleon

Complete Classification Worksheet - Handout

Shark Dichotomous Key - Handout

Cladogram - Handout

Written Response #9 • Many adaptations exist among all of the organisms that live on our planet. Research an organism with the most bizarre adaptation you can find and describe how it benefits that species. Provide a picture and a description of the progression of the adaptions.