Agriculture Reference
In-Depth Information
1.
Family LIPOSCELIDAE
EXAMPLE:
Liposcelis bostrychophilus
(stored
product psocid).
Flattened dorsoventrally, minute, oval-bodied
and usually apterous; hind femora broad.
ORDER PHTHIRAPTERA (LICE)
Minute or small, flat-bodied, apterous
ectoparasites of warm-blooded vertebrates, es-
pecially birds; head large and broad; eyes
reduced or absent, ocelli absent; mouthparts
mandibulate, large and prominent; antennae
3- to 5-segmented; thorax with a distinct
pro thorax; legs stout, tarsi 1- or 2-segmented,
with one or two claws; cerci absent. Metamor-
phosis slight.
cealed; maxillary palps absent; labial palps
present.
2. Family PHILOPTERIDAE
Legs with two tarsal claws. Associated with
birds, including poultry.
EXAMPLES:
Chelopistes meleagridis
(large
turkey louse),
Cuclotogaster heterographus
(chicken head louse),
Goniodes gigas
(large
chicken louse).
Suborder MALLOPHAGA
(biting and chewing lice)
Superfamily
3. Family TRICHODECTIDAE
AMBLYCERA
Antennae short, 4- or 5-segmented (the third
segment pedunculate), each concealed in a
groove at the side of the head; maxillary palps
2- to 5-segmented; labial palps 1-segmented or
absent.
Legs with just one tarsal claw; body of female
cylindrical; body of male short and broad. Asso-
ciated with mammals.
EXAMPLES:
Bovicola bovis
(cattle biting
louse),
Werneckiella
equi
(horse
biting
louse).
1. Family MENOPONIDAE
Suborder ANOPLURA (sucking lice)
Minute or small, apterous ectoparasites of mam-
mals; body flattened dorsoventrally; head conical
and relatively narrow; antennae filiform, 3- to 5-
segmented; eyes reduced and sometimes absent;
mouthparts beak-like, adapted for piercing skin
and sucking blood, and retractable into head
when not in use; thoracic segments fused, with
no obvious prothorax; legs robust; tarsi 1-
segmented, each with a large claw. Metamorpho-
sis slight.
Antennae 4- or 5-segmented; maxillary palps 4-
segmented; labial palps present. Associated with
birds, including poultry.
EXAMPLES:
Menacanthus
spp. (lesser chicken
body lice),
Menopon gallinae
(chicken shaft
louse).
Superfamily
ISCHNOCERA
Antennae 3- to 5-segmented, relatively long
(the third segment filiform) and not con-
