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Head broad
Front usually rounded, sometimes triangular
Biting Lice
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Head long
Front usually pointed
Anoplura
(sucking louse)
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Antennae 4 segmented and hidden in antennal grooves
[Amblycera]
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On mammals
Antennae 3 segmented
Single claws
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Hind legs at least twice as long as first 2 pairs of legs
Body long & narrow
On poultry
Lipeurus
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3 long bristles project from each side of the dorsal surface of the head
Barrel shaped body
~2mm long
Found on poultry
<< Prev Slide Cuclotogaster
2 long bristles project from each side of the dorsal surface of the head
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3 to 5mm long
Marked angular corners at the posterior margins
Distinct hollow margin posterior to antennae
Found on poultry
<< Prev Slide Goniodes
Less than 2mm long
Head rounded
Found on Poultry
Goniocotes
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All legs of similar size
Paratergal plates on abnominal segments present and heavily chitinised
On ungulates On humans
Haematopinus
Pediculus
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One row of ventral setae on each abdominal segment
Spiracles on tubercles which protrude from the abdomen
Solenoptes
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Paratergal plates absent
Found on cattle, sheep, goats & dogs
<< Prev Slide Linognathus
Paratergal plates present
Found on rodents
Polyplax spp
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~2mm long
Abdomen with sparse covering of setae
Found on thigh or breast feathers
<< Prev Slide Menopon
~3.5mm long
Abdomen with dense covering of setae
Found on thigh, breast or perivent feathers
Menacanthus
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Found on Guinea Pigs
Oval abdomen
6 pairs of ventrolaterally located abdominal spiracles
<< Prev Slide Gyropus
Found on Guinea Pigs
Slender abdomen (sides parallel)
5 pairs ventrally located abdominal spiracles
Gliricola
Found on dogs
Heterodoxus
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Found on dogs
Trichodectes
