Exam II - Linognathus vituli

Question 1

What is the common name for Linognathus vituli?

Answer 1

long nosed cattle louse

Question 2

What is/are the host(s) for Linognathus vituli?

Answer 2

cattle

Question 3

Describe the Linognathus vituli adult

Answer 3

Up to 3-5 mm long. Small pointed heads and terminal mouthparts. Slow moving with powerful legs, each with a single large claw.

Question 4

Describe the life cycle for Linognathus vituli

Answer 4

Same as Damalinia bovis

E - N - N - N - A

Question 5

What is/are the site(s) of infection for Linognathus vituli?

Answer 5

head, neck, dewlap

Question 6

Describe pathogenesis & clinical signs associated with Linognathus vituli

Answer 6

heavy infestations can lead to pruritus, anemia, and weakness. The presence of Linognathus vituli is often a sign of malnutrition or chronic disease

Question 7

Treatment & prevention options for Linognathus vituli?

Answer 7

ectoparasiticides, MCLs