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Praobdellidae

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31: 38:(A) Stereomicrograph of the single dorsal jaw of "T. rex" with large teeth. Scale bar is 100 µm. (B) "Tyrannobdella rex" anterior sucker exhibiting velar mouth and longitudinal slit through which the dorsal jaw protrudes when feeding. Scale bar is 1 mm. (C) Compound micrograph in lateral view of eight large teeth of "T. rex". Scale bar is 100 µm. (D) Lateral view of jaw of "Limnatis paluda" illustrating typical size of hirudinoid teeth. Scale bar is 100 µm. 49: 516: 412:"Praobdellidae (Hirudinida: Arhynchobdellida) is not specific only to the mucous-membrane after all: Discovery of a praobdellid leech feeding on the Japanese freshwater crab Geothelphusa dehaani" 343:
Phillips, Anna J.; Arauco-Brown, Renzo; Oceguera-Figueroa, Alejandro; Gomez, Gloria P.; Beltrán, María; Lai, Yi-Te; Siddall, Mark E.; DeSalle, Robert (14 April 2010).
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A 2017 paper discovered they did not exclusively infest mammals; individuals were recorded feeding on a Japanese freshwater crab,
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Sawyer, Roy T. (1986). Leech biology and behaviour. Vol. II. Feeding biology, ecology, and systematics. Clarendon Press. 375 p.
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larger than the previous one. The latter may be involved in fixation on moist surfaces such as mucous membranes.
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Phillips, Arauco-Brown, Oceguera-Figueroa, Gomez, Beltrán, Lai & Siddall, 2010 (W)
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Nakano, Takafumi; Tomikawa, Ko; Sakono, Takahiro; Yoshikawa, Natsuhiko (2017-06-01).
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These species are characterized by a reduced number of teeth, and a posterior
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Family of hematophagous leeches which live on the mucous membranes of mammals
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that enter the body through natural orifices (usually
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Index

(A) Stereomicrograph of the single dorsal jaw of T. rex with large teeth. Scale bar is 100 µm. (B) Tyrannobdella rex anterior sucker exhibiting velar mouth and longitudinal slit through which the dorsal jaw protrudes when feeding. Scale bar is 1 mm. (C) Compound micrograph in lateral view of eight large teeth of T. rex. Scale bar is 100 µm. (D) Lateral view of jaw of Limnatis paluda illustrating typical size of hirudinoid teeth. Scale bar is 100 µm.
Scientific classification
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Eukaryota
Animalia
Annelida
Pleistoannelida
Sedentaria
Clitellata
Hirudinea
Arhynchobdellida
Hirudiniformes
Praobdellidae
Sawyer
family
hematophagous
leeches
mucous membranes
mammals
parasites
nasal cavities
pharynx
lower respiratory tract
anus
urethra
vagina
hirudiniases
sucker
Geothelphusa dehaani
Dinobdella

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