acoelomate coelomate pseudocoelomate

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acoelomate coelomate pseudocoelomate
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Basic Body Plan of a Mollusc- p. 650
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mantle
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Torsion in a gastropod
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land slug
sea hare
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oysters
Asian green
mussel
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D
umbo
A
P
V
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umbo
anterior adductor
muscle
posterior adductor
muscle
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umbo
anterior
adductor muscle
p. 652
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umbo
mus
excurrent
siphon
visceral
gills
incurrent siphon
mus
mass
foot
mantle
excurrent
siphon
pos. ad.
muscle
mantle
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incurrent
siphon
pericardial cavity/heart
gills
foot
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digestive gland
gills
gonads
mantle
foot
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20 Phylum Annelida
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parapodia
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prostomium
prostomium
clitellum
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p. 654
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Photo atlas, p. 157
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pharynx
hearts
sem. recep.
crop
gizzard
esophagus
seminal
vesicles
ventral
nerve cord
intestine
dorsal
blood vessel
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cerebral
ganglia
or“brain”
ventral
nerve cord
seminal
vesicles
pharynx
hearts
esophagus
seminal
receptacles
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longitudinal muscles
circular muscles
dorsal blood vessel
typhlosole
coelom
intestine
ventral
nerve cord
ventral blood
vessel
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anterior sucker
posterior sucker