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38 Cards in this Set

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Phylum annelida
eucoelomate
segmented
complete digestive tract
closed circulatory system complex nervous system longitudinal and circular muscles
most free living, some extoparasites
Class polychaeta
Marne (most)
Parapodia and setae
most advanced cephalization in group
Phylum Nannelida
Class oligachaeta
Earthworms
terestrial and freshwater
poor cephalization
setae only no parapodia
clitellum-important for reproduction
Phylum annelida
Class Hirudinea
Leaches
phylum annelida
terrestrial and freshwater
no parapodai or setae
clitellum no very visible
Phylum Mollusca
2nd member of species
triploblastic
bilateral symmetry germ layer
cephalization
eucoelomate have true coelom
basic struture
-mantle
-muscular foot
-gills in most
-open circulatory system except cephalopods
-complete gut
-radula in most used for scraping fooe
what is a mulusca larvae called
trochophore
class polyplacophora
Phylum molusca
may plates
chitons
intertidal, marine
have 8 overlapphing plates
class bivalvia
Phylum Molusca
have no radula
little cephalization
Class gastropoda
phylum mollusca
slugs, snails, nudibranch
cephalization
Radula
large muscular foot
class cephlopoda
squids
radula
large brain
heat/foot/with tentacles
movement
abologne shell
gastropod
Nautilus shell
cephalopods
Phylum arthropoda
Jointed legs
exoskeleton
segmentation with tagma-segments that are fused into 1 such as head and abdomen
reduce coelom
large hemocoes-cavity within body not lined with mesentary\
~805 of described animal species
Subphylum tribolita
Phylum arth
exting
Subphylum Chelicerata
Phylum arth
2 tagma, cephalothorax, adbomen
1st pair of legs +chelicerae
2nd pair = pedipalps
4 pairs walking legs
no antennae no mandibles
Class arachnida
orders
Opiliones
scorpiones
solifugiga
acari
aranae
subphylum chelicerata
Daddy long legs
scorpions
wind scorpion (not actually a scorpion
mites @ ticks
spiders
class meristomata
subphylum chilecerata
horse shoe crab
Class pynogonida
Sea spider
subphylum chilecerata
Subphylum Crustacea
2 tagma cephalothorac, abdomen
biramous appendages-used for swimming
gills
2 pairs antennae
mandibles
ie crayfish
Subphylum uniramia
Uniramous appendages
tracheal system
1 pair antennae
mandibles
class chilopoda
subphylum uniramia
centipedes
flatened
1 pair legs / somite-segment
fangs with poison
class diplopoda
subphylum uniramia
millipides
tubular 2 pairs of legs/somite
detrivores-eat decayed matter
class insecta
subphylum uniramia
3 tagma
2 pairs of wings
3 pair legs
ie grasshopper
inects to know siple incesta
Orthoptera
Homoptera
hemiptera
odenata
grasshopper
cycads, or ephids
true bugs
Dragon flies
Complete insecta
Diptera
Humenoptera
lepidoptera
coleoptara
flies-only one pair used ot fly others for balance
bees-2 fairs for flight
butterflies and moths
Beetles
Subphyl tribolita
extinct they were in the rocks
Phylum echinodermata
bilateral symmetric larvae
pentardial adults
water vascular system
deuterostome development
all marine
Class astroidea
Phylum echinodermata
sea star
fat base to arm
ambulacral grooves
tube feets, aboral-top surface
madre porite -controls flow of water
pedecellarieae
Class ophiurodea
Brittle star
phylum echinodermata
thin base to arm closed ambulacral groove
move with arms instead of tube feet
No anus imcompete digestion
Class crinodea
Phulum Echino
ceri for movement
sean lilies or fether star
sea lilies sessile
class echinodea
Phylum echino
Urchins, sand dollars
Aristotles land complex mouth structure
Class holothuroidea
phylum echino
sean cucumber
rows of tube feet
more bilateral
Phylum hemichordata
Acorn worm
dorcal nerve chord
pharyngeal gill slits
Phylum chordata
4 hall mark features
Notochord
dorsal nerve cord
Pharyngeal gill slits
post anal tail
sub Phylum Urochordata
Chordata
Sea squirts
Fill slits as adults turnicate
Subphylum cephalochodata (lancelets)
subphylum cephalochordata
phylum chordata
lancelets amphoxus, branchiostoma-species
Subphylum vertebrata
phylum chorda
vertabrae
cranium
Fishes clas chondrichthyes
Phylum Vertebrata
sharks rays,
cartilagenous skeleon
placoid scales
heteroceral tail
no swim bladder