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ANIMAL DIVERSITY (Arthropoda (grasshopper (respiratory system (spiracules,…
ANIMAL DIVERSITY
Arthropoda
exoskeleton
segmented
grasshopper
respiratory system
spiracules
trachea
circulatory
open
hemocoell with colorless blood
only flying invertebrates
excretory system
Malpighian Tubules
crayfish
Cnidaria
radial symmetry
diploblast
examples
hydra
coral
sea anemone
jellies
Portugese man of war
Platyhelmenthes
eyespots
phototaxis
excretory system
flame cells
examples
fluke
flatworms
tapeworrms
Nematoda
cuticle
pseudocoelomate
roundworm
anaerobic
Chordata
segmented
lancelet
circulatory
closed
excretory
nephridia
respiratory
body surface
invertebrate
support= notocord
filter feed
gills
unique chordate
notocord
pharynx+ gill slits
dorsal nerve cord
post-anal tail
pig
excretory
kidneys
Annelida
Segmented worms
examples
earthworm
tube worm
leeches
feathery thing in aquarium tube thing
Porifera
Asymmetrical
no tissue organization
Mollusca
example
clam
snails
squid
slugs
respiratory
gills (and filter feed)
Enchinodermata
radial symmetry
examples
Sea urchin
sand dollar
sea cucumber
sea star
skin gills
respiratory
excretory
locomotion
ampullae
tube feet
reduced circulatory
water vascular system
from mesoderm
madreporite
endoskeleton
support
Ca2+
from mesoderm
Lophotrochozoa
Ecdysozoa
Protostomes
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Deuterostomes