INSECTS: Phthiraptera - Anoplura spp. Flashcards
What are some common characteristics associated with Anoplura infestations?
- Blood sucking
- Pathogenic
- Large, esp. the abdomen to their thorax
- Pointed “noses”
- Clasp hairshafts
What is the common name for Lingognathus setosus? Who is their host?
Dog sucking louse
Dogs
While infecting the skin, what pathogenesis is associated with Linognathus setosus?
Heavy infestations lead to anemia, low BCS, and skin damage
What is the common name for Linognathus vituli? Who is its host?
Long nosed cattle louse
Cattle
Linognathus vituli is considered gregarious, why?
They form dense, isolated clusters
Where will Linognathus vituli be found on cattle?
Dewlap, head, and neck
What pathogenesis is associated with Linognathus vituli?
Anemia, pruritis, malaise, and malnutrition
What two Linognathus spp. will infect both sheep and goats?
L. pedalis and L. ovilus
How can you determine the linognathus spp. based on its location on sheep and or goats?
L. ovillus = face, ears, neck, cheek, ears, and body of wool breeds
L. pedalis = distal pelvic limbs, scrotum, belly
What is the common name for Solenopotes capillatus?
Little blue cattle louse
Where will little blue cattle lice be found on cattle?
Dewlap, neck, head, shoulders, back and tail
What is the common name for Haematopinus eurysternus?
Short nosed cattle louse
Similar to L. vituli, H. eurysternus can be found -?
In isolated clusters on the head, ears, eyes, and nostrils
What is the common name for Haematopinus suis?
Sucking louse of swine
Where can Haematopinus suis, or the sucking louse of swine, be found on pigs?
Skin folds of the neck and jowl, flanks, and insides of the legs
