2. S.no Host Common name Scientific name
1. CAT Cat biting louse Felicola subrostrata
2. DOG Dog biting louse Trichodectes canis
Heterodoxus spiniger
Dog sucking louse Linognathus setosus
3. Severe infestation leads to:
restlessness, scratching, skin inflammation, a ruffled
or matted coat, and hair loss.
Heavy infestations of sucking lice- causes anemia.
4. one species of chewing Lice
Parasitizes- both domestic and feral cats
Occurrence- almost anywhere on the body
CAT BITING LOUSE- Felicola subrostrate
(Mullen and Durden, 2019)
5. Irritation- caused by this species may cause severe
scratching, dermatitis, and hair loss on the back of
infested cats.
Secondary bacterial infections- develop as a result of
the scratching.
6. 2 species of chewing lice and 1 species of Sucking lice
DOG BITING LOUSE -Trichodectes canis
Distribution- Worldwide
T. canis- parasitizes coyotes, foxes, and wolves.
Trichodectes canis- usually infests the head, neck,
and tail region of dogs
Atteched- base of hairs on tail
(Mullen and Durden, 2019)
7. Infestations- typically most severe on puppies and older dogs in poor condition.
Dog biting louse- intermediate host of the double-pored tapeworm (Dipylidium
caninum)
Tapeworm- develops into a cysticercoid stage in the louse where it remains quiescent
unless the louse is ingested by a dog, usually during grooming.
8. A second species of chewing louse of dogs is Heterodoxus
spiniger
Found- anywhere on its host
Evolved- Australasia from marsupial-infesting lice and
apparently switched to dingo hosts
Parasitization- various canids and other carnivores
throughout the world
DOG BITING LOUSE - Heterodoxus spiniger
(Mullen and Durden, 2019)
9. DOG SUCKING LOUSE- Linognathus setosus
Dog sucking louse- Linognathus setosus
Parasitizes- dogs and closely related wild canids
Occurrence- primarily on the head and neck and
may be especially common beneath collars
(Mullen and Durden, 2019)
10. Dog sucking louse- causes anemia due to blood loss.
The lice may cause irritation, resulting in
sleeplessness, nervousness, biting, and scratching,
often leading to secondary bacterial infection and
hair loss.
11. Shampoos, powders, aerosols, rinses, spot-ons- of low mammalian toxicity.
Care must be taken to follow the label directions to ensure that a product is indicated
for cats as they tend to lick themselves.
Lice may be controlled by
bathing the host, with use of a mild insecticidal shampoo
powder
Spay
A second treatment- 2 weeks may be indicated on the product label to control lice
that were present as eggs at the time of initial treatment.
Caution must be taken in treating young, very old, or debilitated animals, as these
may be more susceptible to toxicity.
(Mullen and Durden, 2019)
12. Chemical Name Trade Name Application
Permethrin Y-Tex Brute Pour on
Deltamethrin Butox Pour on
Flumethrin Bayticol Pour on
Cypermethrin Barricade Hand spray
Diflubenzuron Stampede Pour on
Thiacloprid Piranha Pour on
(Graham Bailey ,2015)
Management: