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1
Zool 628 eLabs (mkl)
A
CB
Photomicrograph of a longitudinal sectionthrough the epidermis of a planarian
A CiliaB RhabditesC Epidermis
Zool 628 eLabs (mkl)
A
B
B
A PharynxB Intestinalbranches
Schematic andphotomicrographof a whole mountof a triclad,showing the threebranches of thedigestive system.
Zool 628 eLabs (mkl)
Dorsal view of the pharynx (A) of a triclad. Animal hasbeen fed carbon particles to stain the digestive cavity (B).
A
B
2
Zool 628 eLabs (mkl)
A
B B
A PharynxB Intestine
Pphotomicrograph of a cross section through thepharynx region of a triclad flatworm (Dugesia).
A
Zool 628 eLabs (mkl)
Anterior end of Dugesia, showing ocelli andauricles.
A
B
A OcellusB Auricle
Zool 628 eLabs (mkl)
Whole mount of a digenetic fluke.
3
Zool 628 eLabs (mkl)
FemaleSchistosoma
Male Schistosoma
Human Lung Fluke
A
A
AB
B
B
A Oral suckerB Acetabulum
Zool 628 eLabs (mkl)
Whole mount of the Oriental liver fluke(Clonorchis sinensis).
Zool 628 eLabs (mkl)
1. Mouth and oral sucker2. Pharynx3. Esophagus4. Intestinal cecae5. Genital pore6. Ventral sucker (acetabulum)
Photomicrograph of the anterior end of theChinese liver fluke
4
Zool 628 eLabs (mkl)
1. Uterus2. Yolk glands3. Intestinal ceca4. Ovary5. Seminal receptacle6. Testes7. Excretory bladder8. Yolk ducts
Photomicrograph of the middle part of theChinese liver fluke
Zool 628 eLabs (mkl)
Photomicrograph of theposterior end of the Chinese liver fluke
1. Intestinal ceca2. Testes3. Excretory bladder4. Excretory pore
Zool 628 eLabs (mkl)
Trematode eggs
Miracidium
Cercaria
Photomicrographs oftrematode eggs,miracidium larva, andcercaria larva.
5
Zool 628 eLabs (mkl)
Egg
Cercaria
Miracidium
Zool 628 eLabs (mkl)
A
B
C
A MaleB Gynecophoric canalC Female
Copulating Schistosoma
Zool 628 eLabs (mkl)
A
B
B
A SuckersB Hooks on rostellum
AScoleces of two cestodes.
6
Zool 628 eLabs (mkl)
A B
C C
A ScolexB StrobilaC Proglottid
Photomicrograph of the anterior end of a cestode.
Zool 628 eLabs (mkl)
A B
C C
DE
F
A TestesB UterusC OvaryD Yolk glandE Shell glandF Common genital pore
Structures of acestode proglottid
Zool 628 eLabs (mkl)
A
A Genital poreB Ovarian capsules witheggs or embryos
B
Photomicrograph of agravid proglottid
7
Zool 628 eLabs (mkl)
Photomicrographs ofcysticercus larvae
Zool 628 eLabs (mkl)
A B C D
A Scolex C Mature proglottidsB Immature proglottids D Gravid proglottids
Photomicrograph of a compositeslide of a tapeworm