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
Draw and complete the chart below
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
Eukarya
Eukarya
Eukarya
Kingdom
Bacteria
Plantae
Animalia
Animalia
Animalia
Animalia
Phylum
Firmicutes
Angiosper
m
Chordata
Chordata
Chordata
Chordata
Class
Bacilli
Eudicots
Mammalia
Mammalia
Amphibia Reptilia
Order
Lactobacillales
Fagales
Primates
Primates
Anura
Squamata
Family
Streptococcaceae
Fagaceae
Hominidae
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.