Zusammenfassung der Ressource
Frage 1
Frage
Identify these features on the flea
Antworten
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Horizontal genal comb
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Vertical genal comb
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Vertical pronotal comb
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Horizontal pronotal comb
Frage 2
Frage
Both Ctenocephalides. felis and Ct. canis are found on dogs & cats, how could you distinguish between the two?
Antworten
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Head length in Ct. canis is less than twice the height while in Ct. felis it is twice the height
In Ct. felis head with elongate sloping frons, while in Ct. canis head with rounded frons
Spine 1 of genal comb is shorter than spine 2 in Ct. canis, while spine 1 and 2 in Ct. felis are the same length
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Head length in Ct. canis is less than twice the height while in Ct. felis it is five times the height
Spine 1 of genal comb is longer than spine 2 in Ct. canis, while spine 1 and 2 in Ct. felis are the same length
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Head length in Ct. canis is less than twice the height while in Ct. felis it is five times the height
In Ct. felis head with horizontal sloping frons, while in Ct. canis head with rounded frons
Spine 1 of genal comb is longer than spine 2 in Ct. canis, while spine 1 and 2 in Ct. felis are very short
Frage 3
Frage
Identify this species of Siphonaptera
-identified by short thorax (Thorax distinctly shorter than the first abdominal segment)
-no pronotal or genal combs
-stay attached at single site
-not host specific
-common in hot dry areas
-other species occur on native mammals
Antworten
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Echidnophaga gallinacea
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Ctenocephalides felis
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Pulex irritans
Frage 4
Frage
What is true of Spilopsyllus cuniculi- the rabbit flea?
Frage 5
Frage
What suborder of lice do the features listed belong to?
-Sucking lice
-head narrow and pointed
-feed on blood or tissue fluid
-found on mammals
Frage 6
Frage
What suborder of lice to the features listed belong to?
-biting lice
-head broad, rounded
-feed on epidermis, feathers
-found on mammals and birds
Frage 7
Frage
Which species of lice are known to infect the sheep?
Antworten
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Linognathus ovillus
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Damalinia ovis
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Linognathus pedalis
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Linognathus stenopsis
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Damalinia caprae
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Linognathus africanus
Frage 8
Frage
Which species of lice are known to infect the ox/cattle?
Antworten
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Linognathus vituli
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Damalinia bovis
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Haematopinus spp.
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Solenopotes capillatus
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Haematopinus asini
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Damalinia equi
Frage 9
Frage
Which species of lice are known to infect the horse?
Antworten
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Haematopinus asini
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Damalinia equi
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Haematopinus suis
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Linognathus vituli
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Damalinia bovis
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Haematopinus spp.
Frage 10
Frage
Identify this species of lice.
-Head broad, front usually rounded, sometimes triangular, usually as wide as or wider than the thorax
-small yellow louse
-feeds on stratum corneum
-can cause hypersensitivity
-irritation, rubbing leading to “pulled wool” and reduced wool production
-to find lice on sheep part wool and look
-lice are colonial and photophobic
Antworten
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Damalinia ovis
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Linognathus ovillus
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Linognathus pedalis
Frage 11
Frage
Identify this species of lice.
-Head at least twice as long as it is wide.
-Found on face and ears.
-Black.
Antworten
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Linognathus ovillus
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Damalinia ovis
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Linognathus pedalis
Frage 12
Frage
Identify this species of lice.
-Has forward prolongations behind the antennae, marked paratergal plates and has one row of spines on each abdominal segment.
-Large blue louse on back and around butt of tail.