Flashcards in Bio20 - Kingdom Animalia *FINAL* Deck (32):
What are the three characteristics common to all animals?
What are the 2 phylums and minor phyla used to classify animals?
-Phylum Chordata and Arthropoda and Minor Phyla
What are Phylum Chordata?
Vertebrates: have a backbone
What are pharyngeal gill slits?
gills slits in the throat region
What are notochords?
Early form of the spinal chord and backbone in the embryo
What are the 7 classes of Phylum Chordata?
Define Chordates in Class Mammalia and provide 2 examples.
-body covered with hair or fur
ex. humans, bears
warm blooded; body maintains a constant temperature.
Which two classes of chordates are endothermic?
Mammalia and Aves
Define Chordates in Class Reptilia and provide two examples.
-dry skim covered with scales
-eggs have a leathery shell
ex. alligators, snakes, turtles
Define Chordates in Class Amphibia and provide two examples.
-water needed to reproduce and hatch SOFT eggs
ex. frogs, newts
Define Chordates in Class Aves and provide 2 examples.
-covered with feathers and has wings
-eggs are hard, fragile shells
ex. ducks, sparrows, chickens
Define Chordates in Class Osteichthyes and provide 2 examples.
-bony (skeleton) fishes
-common fishes that we catch and eat
ex. salmon, tuna
Which three classes of chordates are fishes?
Osteichthyes, Chondrichthyes, and Agnatha
Define Chordates in Class Chondrichthyes and provide 2 examples.
ex. rays, sharks
Define Chordates in Class Agnatha and provide 2 examples.
ex. lampreys, hagfishes
What are the 5 classes of Phylum Arthropoda?
Define Arthropods in Class Insecta and provide 2 examples.
-3 body sections
-3 pairs of legs
ex. butterfly, mosquito, grasshopper
Define Arthropods in Class Arachnida and provide 2 examples.
-two body sections
-4 pairs of legs
-can be poisonous
ex. spiders, ticks, scorpions
Define Arthropods in Class Crustacea and provide 2 examples.
ex. crabs, lobsters, shrimp
Define Arthropods in Class Chilopoda and provide 2 examples.
-entire body is segmented
-1 pair of legs on each segment
- 1 pair of long antennas
Define Arthropods in Class Diplopoda and provide 2 examples.
-entire body is segmented
-2 pairs of legs on each segment
-1 pair of short antennas
-not poisonous (herbivore)
What characteristics are common to all animals under Phylum Arthropoda?
-have an exoskeleton
Define Minor Phylas in Class Porifera and provide 2 examples.
-two layers of tissue with pores
Define Minor Phylas in Class Coelenterata (Cnidaria) and provide 2 examples.
-stinging cells called cnidoblast
ex. jellyfish, coral
Define Minor Phylas in Class Mollusca and provide 2 examples.
-has mantle which produces a shell
ex. octopuses, snail, clam
Define Minor Phylas in Class Echinodermata and provide 2 examples.
-rough outer skin
ex. starfish, sand dollar
Define Minor Phylas in Class Annelida and provide 2 examples.
-many body segments
ex. leeches, earthworms
Define Minor Phylas in Class Platyhelminthes and provide 2 examples.
-distinct head section
ex. tapeworms, flukes
Define Minor Phylas in Class Nematoda and provide 2 examples.
-round with pointed ends
-many are parasites
ex. pinworm, hookworms