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![](https://binary.pensoft.net/fig/6452/singlefigmini/file.jpg)
Occurrence of Melanoides tuberculata in Thailand. Closed symbol – M. tuberculata with infection; open symbol – M. tuberculata without infection.
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Shell Morphology of Melanoides tuberculata in Thailand;
a. Sri Satchanalai Stream, Sri Satchanalai National Park, Sri Satchanalai District, Sukhothai Province (SUT0109009)
b. Lam Takhong Stream, Khao Yai National Park, Pak Chong District, Nakhon, Ratchasima Province (SUT0109020)
c. Rice Field at Nong Kra Done, Muang District, Nakhon Pathom Province (SUT0109062)
d. Pond in Silpakorn University, Muang District, Nakhon Pathom Province (SUT0109063)
e. Bang Ta-nai Canal, Pak Kred District, Nontaburi Province (SUT0109065)
f. Huay Nuang Stream, Suanphueng District, Ratchaburi Province (SUT0109108)
Scale bar = 1.0 mm.
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Image of Haplorchis pumilio;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Redia stained with 0.5% neutral red
d.–g. Images of Scanning Electronmicroscope
Abbreviations: os – oral sucker, es – eye spot, p – pharynx, pg – penetration gland, vs – ventral sucker, eb – excretory bladder, lf – lateral finfold, ta – tail, df – dorsal finfold, re – redia, c – cercaria, b – body, sp – spine, sh – sensory hair (scale a, b = 100 µm, c = 10 µm).
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![](https://binary.pensoft.net/fig/6455/singlefigmini/file.jpg)
Image of Haplorchis taichui;
a. Drawing of cercaria structure
b. Cercaria without staining
c. Redia without staining
d.–g. Images of Scanning Electronmicroscope
Abbreviations: os – oral sucker, es – eye spot, p – pharynx, pg – penetration gland, gi – genital primordial, eb – excretory bladder, lf – lateral finfold, ta – tail, df – dorsal finfold, re – redia, c – cercaria, sp – spine (scale a, b = 100 µm, c = 20 µm).
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![](https://binary.pensoft.net/fig/6456/singlefigmini/file.jpg)
Image of Stictodora tridactyla;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Redia stained with 0.5% neutral red
d.–g. Images of Scanning Electronmicroscope
Abbreviations: os – oral sucker, ep – esophagus, es – eye spot, p – pharynx, pg – penetration gland, vs – ventral sucker, eb – excretory bladder, lf – lateral finfold, ta – tail, df – dorsal finfold, re – redia, c – cercaria, b – body, sp – spine, sh – sensory hair (scale a, b = 100 µm, c = 10 µm).
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![](https://binary.pensoft.net/fig/6457/singlefigmini/file.jpg)
Image of Centrocestus formosanus;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Redia stained with 0.5% neutral red
d.–g. Images of Scanning Electronmicroscope
Abbreviations: os – oral sucker, es – eye spot, p – pharynx, pg – penetration gland, vs – ventral sucker, eb – excretory bladder, ta – tail, df – dorsal finfold, ti – tip, re – redia, c – cercaria, b – body, sp – spine (scale a, b = 100 µm, c = 10 µm).
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![](https://binary.pensoft.net/fig/6458/singlefigmini/file.jpg)
Image of Acanthatrium hitaense;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Sporocyst stained with 0.5% neutral red
d.–g. Images of Scanning Electronmicroscope
Abbreviations: s – stylet, os – oral sucker, vi – vigulate gland, p – pharynx, pg – penetration gland, vs – ventral sucker, eb – excretory bladder, ta – tail, ti – tip, spo: sporocyst, c – cercaria, b – body, sp – spine (scale a, b = 25 µm, c = 50 µm).
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![](https://binary.pensoft.net/fig/6459/singlefigmini/file.jpg)
Image of Loxogenoides bicolor;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Sporocyst stained with 0.5% neutral red
d.–g. Images of Scanning Electronmicroscope
Abbreviations: s – stylet, os – oral sucker, vi – vigulate gland, p – pharynx, pg – penetration gland, vs – ventral sucker, eb – excretory bladder, ta – tail, spo: sporocyst, c – cercaria, b – body, sp – spine (scale a, b = 50 µm, c = 20 µm).
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![](https://binary.pensoft.net/fig/6460/singlefigmini/file.jpg)
Image of Haematoloechus similis;
a. Drawing of cercaria structure
b. Cercaria without staining
c. Sporocyst stained with 0.5% neutral red
d.–g. Images of Scanning Electronmicroscope
Abbreviations: s – stylet, os – oral sucker, p – pharynx, pg – penetration gland, vs – ventral sucker, eb – excretory bladder, ta – tail, spo: sporocyst, c – cercaria, b – body, sp – spine (scale a, b = 50 µm, c = 50 µm).
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![](https://binary.pensoft.net/fig/6461/singlefigmini/file.jpg)
Image of Cloacitrema philippinum;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Redia stained with 0.5% neutral red
d.–g. Images of Scanning Electronmicroscope
Abbreviations: os – oral sucker, p – pharynx, in – intestine, vs – ventral sucker, eb – excretory bladder, ta – tail, ad – adhesive gland, re – redia, c – cercaria, b – body(scale a, b = 100 µm, c = 50 µm).
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![](https://binary.pensoft.net/fig/6462/singlefigmini/file.jpg)
Image of Philopthalmus sp.;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Redia stained with 0.5% neutral red
d.–g. Images of Scanning Electronmicroscope
Abbreviations: os – oral sucker, p – pharynx, ep – esophagus, vs – ventral sucker, in – intestine, eb – excretory bladder, ta – tail, ad – adhesive gland, re – redia, c – cercaria, b – body (scale a, b = 100 µm, c = 50 µm).
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![](https://binary.pensoft.net/fig/6463/singlefigmini/file.jpg)
Image of Cardicola alseae;
a. Drawing of cercaria structure
b. Cercaria stained with Semichon’s acetic carmine & fast green
c. Sporocyst stained with 0.5% neutral red
d.–f. Images of Scanning Electronmicroscope
Abbreviations: dm – dorso-median finfold, pg – penetration gland, eb – excretory bladder, an – anterior organ, ta – tail, cb – caudal body, sp – spine, fu – furca, spo: sporocyst, c – cercaria (scale a, b = 50 µm, c = 20 µm).
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![](https://binary.pensoft.net/fig/6464/singlefigmini/file.jpg)
Image of Alaria mustelae;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Sporocyst stained with 0.5% neutral red
d.–f. Images of Scanning Electronmicroscope
Abbreviations: os – oral sucker, p – pharynx, es – eye spot, ep – esophagus, vs – ventral sucker, in – intestine, pg – penetration gland, eb – excretory bladder, ta – tail, fu – furca, spo: sporocyst, c – cercaria (scale a, b = 50 µm, c = 10 µm).
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![](https://binary.pensoft.net/fig/6465/singlefigmini/file.jpg)
Image of Transversotrema laruei;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Redia stained with 0.5% neutral red
d.–f. Images of Scanning Electronmicroscope
Abbreviations: gp – genital pore, es – eye spot, m – mouth, ov – ovary, vs – ventral sucker, te – testes, eb – excretory bladder, i – intestine, ap – appendages, ta – tail, fu – furca, p – pharynx, re – redia, c – cercaria (scale a, b = 100 µm, c = 20 µm).
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![](https://binary.pensoft.net/fig/6466/singlefigmini/file.jpg)
Image of Apatemon gracilis;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Sporocyst stained with 0.5% neutral red
d.–g. Images of Scanning Electronmicroscope
Abbreviations: os – oral sucker, p – pharynx, es – eye spot, vs – ventral sucker, in – intestine, pg – penetration gland, eb – excretory bladder, ta – tail, cb – caudal body, fu – furca, b – body, sp – spine, spo – sporocyst, c – cercaria (scale a, b = 100 µm, c = 20 µm).
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![](https://binary.pensoft.net/fig/6467/singlefigmini/file.jpg)
Image of Mesostephanus appendiculatus;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Sporocyst stained with 0.5% neutral red
d.–g. Images of Scanning Electronmicroscope
Abbreviations: os – oral sucker, p – pharynx, in – intestine, vs – ventral sucker, eb – excretory bladder, ta – tail, fu – furca, ff – furcal finfold b – body, sp – spine, ex – excretory pore, spo – sporocyst, c – cercaria (scale a, b = 100 µm, c = 20 µm).
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![](https://binary.pensoft.net/fig/6468/singlefigmini/file.jpg)
Image of Echinochasmus pelecani;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Redia stained with 0.5% neutral red
d.–g. Images of Scanning Electronmicroscope
Abbreviations: os – oral sucker, cs – collar spine, p – pharynx, in – intestine, vs – ventral sucker, mct – main collecting tube, ta – tail, re – redia, c – cercaria (scale a, b = 50 µm, c = 10 µm).
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![](https://binary.pensoft.net/fig/6469/singlefigmini/file.jpg)
Image of Gastrothylax crumenifer;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Redia stained with 0.5% neutral red
d.–g. Images of Scanning Electronmicroscope
Abbreviations: os – oral sucker, p – pharynx, es – eye spot, vs – ventral sucker, ga – genital atrium, in – intestine, vs – ventral sucker, ta – tail, re – redia, c – cercaria (scale a, b = 100 µm, c = 10 µm).
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![](https://binary.pensoft.net/fig/6470/singlefigmini/file.jpg)
Image of Cercaria caribbea LXVIII;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Sporocyst stained with 0.5% neutral red
d.–g. Images of Scanning Electronmicroscope
Abbreviations: os – oral sucker, p – pharynx, vs – ventral sucker eb – excretory bladder, ta – tail, spo – sporocyst (scale a, b = 100 µm, c = 10 µm).
![Download image](https://arpha.pensoft.net//i/download-icon-30.png)
![](https://binary.pensoft.net/fig/6471/singlefigmini/file.jpg)
Image of Podocotyle (Podocotyle) lepomis;
a. Drawing of cercaria structure
b. Cercaria stained with 0.5% neutral red
c. Sporocyst stained with 0.5% neutral red
d.–f. Images of Scanning Electronmicroscope
Abbreviations: s – stylet, os – oral sucker, p – pharynx, penetration gland, vs – ventral sucker, eb – excretory bladder, ta – tail, ad – adhesive organ, spo – sporocyst, c – cercaria (scale a, b = 100 µm, c = 10 µm).