Biology 2 Lab Practical 2

Front 1

Phylum Platyhelminthes

Back 1

Class Turbellaria
Class Trematoda
Class Cestoda

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Class Turbellaria

Back 2

Planaria

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Class Trematoda

Back 3

Clonorchis sinensis (or Ophisthorchis sinensis)
Fasciola hepatica

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Class Cestoda

Back 4

Taenia pisiformis
Echinococcus granulosus

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Fasciola hepatica
common name

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sheep liver fluke

Front 6

Clonorchis sinensis or Ophisthorchis sinensis
common name

Back 6

Chinese liver fluke

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Echinococcus granulosus
common name

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Hyper tapeworm

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Taenia pisiformis
common name

Back 8

Tapeworm

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Phylum Nematoda

Back 9

Class Nematoda
Class Rotifera

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Class Nematoda

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Ascaris lumbriocoides
Trichinella spiralis

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Class Rotifera

Back 11

Rotifers

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Phylum Annelida

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Classs Oligochaeta
Class Polychaeta
Class Hirudinea

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Classs Oligochaeta

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Lumbricus terrestris

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Class Polychaeta

Back 14

Nereis(Neanthes) virens

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Class Hirudinea

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Leeches

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Phylum Mollusca

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Class Bivalvia or Pelecypoda
Class Cephalopoda
Class Gastropoda
Class Polyplacophora (Amphineura)

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Class Bivalvia or Pelecypoda

Back 17

Clams, Oysters, Scallops

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Class Cephalopoda

Back 18

Squid, Octopus, Nautillus

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Class Gastropoda

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Snails, Slugs

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Class Polyplacophora (Amphineura)

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Chitons

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Phylum Platyhelminthes
Class Turbellaria
Planarian

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Phylum Platyhelminthes
Class Turbellaria
Planarian

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Phylum Platyhelminthes
Class Turbellaria
Planarian

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Back 24

Phylum Platyhelminthes
Class Trematoda
Clonorchis sinensis or Ophisthorchis sinensis (chinese liver fluke)

Front 25

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Phylum Platyhelminthes
Class Trematoda
Fasciola hepatica
(sheep liver fluke)

Front 26

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Phylum Platyhelminthes
Class Trematoda
Fasciola hepatica
(sheep liver fluke)

Front 27

Back 27

Phylum Platyhelminthes
Class Trematoda
Fasciola hepatica
(sheep liver fluke)

Front 28

Back 28

Phylum Platyhelminthes
Class Cestoda
Taenia pisiformis
(tapeworm)

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Back 29

Phylum Platyhelminthes
Class Cestoda
Taenia pisiformis
(tapeworm)

Front 30

Back 30

Phylum Platyhelminthes
Class Cestoda
Echinococcus granulosus

Front 31

Back 31

Phylum Platyhelminthes
Class Cestoda
Echinococcus granulosus

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Back 32

Phylum Nematoda
Class Nematoda
Ascaris lumbriocoides

Front 33

Back 33

Phylum Nematoda
Class Nematoda
Trichinella spiralis

Front 34

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Phylum Nematoda
Class Nematoda
Trichinella spiralis

Front 35

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Phylum Nematoda
Class Nematoda
Trichinella spiralis

Front 36

Back 36

Phylum Nematoda
Class Rotifera
Rotifers

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Back 37

Phylum Nematoda
Class Rotifera
Rotifers

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Phylum Nematoda
Class Rotifera
Rotifers

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Back 39

Phylum Nematoda
Class Rotifera
Rotifers

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Phylum Annelida
Classs Oligochaeta
Lumbricus terrestris

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Phylum Annelida
Class Polychaeta
Nereis(Neanthes) virens
(sand worm)

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Phylum Annelida
Class Polychaeta
Nereis(Neanthes) virens
(sand worm)

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Back 43

Phylum Annelida
Class Hirudinea
Leech

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Phylum Annelida
Class Hirudinea
Leech

Front 45

Lumbricus terrestris
common name

Back 45

earthworm

Front 46

Nereis (Neanthes) virens
common name

Back 46

sandworm

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Back 47

Phylum Mollusca
Class Bivalvia or Pelecypoda
Clams

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Phylum Mollusca
Class Bivalvia or Pelecypoda
Clams

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Back 49

Phylum Mollusca
Class Bivalvia or Pelecypoda
Oysters

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Back 50

Phylum Mollusca
Class Bivalvia or Pelecypoda
Oysters

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Back 51

Phylum Mollusca
Class Bivalvia or Pelecypoda
Scallops

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Back 52

Phylum Mollusca
Class Bivalvia or Pelecypoda
Scallops

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Back 53

Phylum Mollusca
Class Cephalopoda
Squid

Front 54

Back 54

Phylum Mollusca
Class Cephalopoda
Squid

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Back 55

Phylum Mollusca
Class Cephalopoda
Octopus

Front 56

Back 56

Phylum Mollusca
Class Cephalopoda
Nautilus

Front 57

Back 57

Phylum Mollusca
Class Gastropoda
Snails

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Phylum Mollusca
Class Gastropoda
Slugs

Front 59

Back 59

Phylum Mollusca
Class Polyplacophora (Amphineura)
Chitons

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Phylum Mollusca
Class Polyplacophora (Amphineura)
Chitons

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Planarian - anterior intestine

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Planarian - auricle

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Planarian - eye spot

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Planarian - head

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Planarian - mouth

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Planarian - pharynx

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Planarian - posterior intestine

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Planaria cross section - pharyngeal region
A. gastrovascular cavity
B. pharynx

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Planaria - anterior cross section
*gastrovascular cavity

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Planaria - posterior cross section
*intestines

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Fasciola hepatica
anterior testes

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Fasciola hepatica
cecum

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Fasciola hepatica
ductus deferens

Front 74

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Fasciola hepatica
esophagus

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fasciola hepatica
intestine

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fasciola hepatica
mouth

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fasciola hepatica
oral sucker

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fasciola hepatica
ovary

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fasciola hepatica
oviduct

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fasciola hepatica
penis

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fasciola hepatica
pharynx

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Back 82

fasciola hepatica
posterior testes

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fasciola hepatica
seminal vesicle

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fasciola hepatica
shell gland

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fasciola hepatica
uterus opening

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fasciola hepatica uterus

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fasciola hepatica
ventral sucker

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fasciola hepatica
yolk duct

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fasciola hepatica
yolk glands

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Back 90

A. MOUTH
B. PHARYNX
C. ESOPHAGUS
D. INTESTINAL CAECA
E. OVARY
F. SEMINAL RECEPTACLE
G. OVIDUCT
H. UTERUS
I. ORAL SUCKER
J. GENITAL PORE
K. SEMINAL VESICLE
L. VENTRAL SUCKER
M. DUCTUS DEFERENS
N. YOLK GLAND
O. YOLK DUCT
P. ANTERIOR/POSTERIOR TESTES
Q. EXCRETORY BLADDER
R. EXCRETORY PORE

Back 91

Phylum Platyhelminthes
Class Cestoda
Echinoccocus granulosus
(hyper tapeworm)

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Redia

Back 92

a larval form of a fluke with an oral sucker.

Front 93

Cercaria

Back 93

the larval form of the parasite, developed within the germinal cells of the sporocyst or redia. Has a tapering head with large penetration glands, may have a long swimming "tail".

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fluke cercaria

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fluke cercaria

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fluke cercaria

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fluke cercaria

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fluke cercaria

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Fluke rediae

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Fluke rediae

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Fluke rediae

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Phylum Platyhelminthes
Class Cestoda
Taenia pisiformis
A. GRAVID PROGLOTTIDS
B. MATURE PROGLOTTIDS
C. IMMATURE PROGLOTTIDS
D. SCOLEX

Front 103

Back 103

Phylum Platyhelminthes
Class Cestoda
Taenia pisiformis
mature proglottid
A. OVARY
B. UTERUS
C. TESTES

Front 104

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Phylum Platyhelminthes
Class Cestoda
Taenia pisiformis (tapeworm)
Mature proglottid
A. VAGINA
B. GENITAL PORE
C. SPERM DUCT
D. TESTES
E. EXCRETORY DUCT
F. OVARY
G. YOLK GLAND