Keds, Fleas, Lice And Bugs Flashcards
Where do ked larvae develop
In their mothers abdomen
General physical characteristics of keds
Dorsoventrally flattened, sometimes wingless flies with biting mouthparts
Sheep ked
Melophagus ovinus
Entire life of sheep ked is on the sheep
Horse louse fly + 1 fact
Hippobosca equina
Wings remain developed and functional throughout life
Host of Lipoptena cervi + 1 fact
White-tailed deer
Once they land on deer, wings break off
Bat flies
Nycteriibidae
Scientific name for fleas
Siphonaptera
Type of flea metamorphosis
Complex metamorphosis
3 larval stages
How often do most fleas jump on a host to feed
Most fleas stay on the same host and don’t jump off until population reaches over 200 and a less infested host comes along
What is principal food of the flea larvae
Flea feces
How long can unfed Ctenocephalide adults survive in optimal temperatures
2 months
Which organism causes cat scratch disease, and what is its vector/host
Bartonella henselae
Host is Ctenocephalides felis
What organism causes murine typhus
Rickettsia typhi
What are the hosts of the fleas serving as vectors for murine typhus
Rodents in urban areas, opossums and cats in suburban areas
Scientific name of the sticktight flea
Common hosts
Geographic range
Echidnophaga gallinacea
Mostly chickens, poultry, also other birds, dogs, cats, rabbits, humans, horses
Subtropical Americas
Where is echidnophaga gallinacea found on birds
Skin of eyelids, cloaca, and on combs and wattles
Common names of tanga penetrans
Chigoe or jiggers
Where can tunga penetrans be found on the host
Ankles, instep and between toes
Larvae of which beetle species feed on the honey in bee hives, forcing the honeybees to leave
Aethina tumida
Small Hive beetle
What are Phthiraptera
Lice
What hosts do lice feed on
Mammals and birds only
What type of metamorphosis do lice undergo
Simple metamorphosis
What are the eggs of lice called
Nits
What are the 2 major groups of lice and what hosts can they be found on
Anoplura on placental mammals
Mallophaga birds and mammals (including marsupials)
Which group of lice are considered sucking lice and why
Anoplura - suck blood directly from blood vessels similar to a mosquito.
Which species of flea is associated with the plague
xenopsylla cheopis
