Insects Flashcards
1
Q
Musca domestica
A
- House fly
- Animals & humans
- Adults 5.5-7.5 mm
- Sponging mouthparts
- Eggs in animal manure & decaying organic materials
- Pass Draschia megastoma and Habronema spp.
2
Q
Musca autumnalis
A
- Face fly, animals & human
- Animal secretions and wounds
- Eggs laid in feces or rotting organic material
- Eye disorders or conjunctivitis
3
Q
Stomoxys calcitrans
A
- Stable fly, biting housefly
- Animals and humans
- Mouthparts suitable for blood taking
- Sits on walls head up
- Eggs on decaying matter such as damp hay
- Do not treat compost
4
Q
Haematobia irritans
A
- Horn fly, around horn after feeding
- Cattle
- Half the size of house fly
- Back in swarm; abdomen when raining
- Eggs in fresh feces
- Treat host
5
Q
Culicoides spp.
A
- Biting midges, “no-see-ums”
- Animals and humans
- Short piercing proboscis
- Painful bite
6
Q
Tabanus spp.
A
- Horse fly (Tabanids) & deer fly (Chryssops)
- Large domestic or wild animals, humans, small mammals, birds
- Mouthparts slashing and sponging
- Painful bites
- Deer flies bite horses in shaded areas
- Deer flies have longer antennae
7
Q
Melophagus ovinus
A
- Sheep
- Flattened, hairy wingless dipteran
- Blood sucking mouthparts
- Whole life cycle on host
- May be mistaken as tick
8
Q
Cuterebra spp.
A
- Rodent or rabbit bot fly, New World skin bot flies
- Many different hosts, zoonotic
- Subcutaneous connective tissue
- Larva removal
- May cause type I hypersensitivity
9
Q
Hypoderma spp.
A
- Adult: Warble fly, heel fly, ox warble
- Larvae: Cattle grub
- Host(s): Cattle
- 1st stage instar: H. lineatum– submucosa of esophagus; H. bovis –epidural fat of spinal cord -3rd stage instar: lumps on backs
- MCL treatment, timing (Late summer, early fall)
10
Q
Oestrus ovis
A
- Sheep nasal bot, warble fly of sheep etc.
- Sheep & goats, zoonotic: Eye or lip
- 1st stage instars are deposited by female during flight
- Larval irritation –snotty nose -Aberrant migration –brain
11
Q
Gasterophilus spp.
A
- Bot fly larvae, bot fly
- Horses
- Differentiation based on colorand spines
- 3rd stage instars in the stomach or small intestine
- Adults –fly worry
12
Q
Cochliomyia hominivorax
A
- New World screwworm
- Livestock
- Larvae feed invasively on living tissue
- Adult females mate only once in entire life
- Eggs laid on fresh, uninfected wounds
- Releasing sterile males
13
Q
Sarcophagidae
A
- Flesh flies
- Any animal
- Lay 1st stage instars in sores, wounds, necrotic tissue, wool soiled with feces or urine
14
Q
Trichodectes canis
A
- Dog biting louse or canine chewing louse
- Requires host to complete life cycle
- Vector of D. caninum
- Heavy infestations in neglected and underfed animals
- Affects young
15
Q
Felicola subrostratus
A
- Cat biting louse
- Transverse brown bands, triangular anterior end
- Elderly or chronically ill animals
