Lab #1: Flies (Cram)

Adult dipterans that make frequent visits to the vertebrate host's blood

Periodic parasites

Condition caused by the development of dipteran larvae in tissues or organs of a vertebrate host?

Myiasis

What genus do black flies belong to?

Simulium

What is another common name for black flies?

Buffalo gnats

True or false: Black flies are always black in colour

False. They can come in a variety of colours

Will animals come into the clinic with black flies?

No. They are typically found in the field

What does the mosquito spread in canines?

Canine heartworm (Dirofilaria immitis)

Appendages found near the mouth in invertebrate organisms used for sensation, locomotion, and feeding

Palps

What is the genus name for horseflies?

Tabanus

Large scissor–like mouthparts indicate which two species of periodic parasites (common names)?

1. Horseflies

2. Deerflies

What species is often called the biting housefly?

Stomoxys calcitrans

Where do Stomoxys calcitrans bite dogs?

On the tips of erect ears

What is another common name for the biting housefly?

Stable fly

How can you control Stomoxys calcitrans populations?

Remove piles of decaying vegetable matter (ex. leaves, bedding, grass clippings)

Which species is often called the horn fly?

Haematobia irritans

What distinctive physical characteristic do Stomoxys calcitrans (biting housefly) and Haematobia irritans (horn fly) have in common?

Bayonet–like proboscis

What is the species commonly called the sheep ked?

Melophagus ovinus

What is an unusual physical characteristic of Melophagus ovinus (sheep keds)?

Lack two wings

What is the species commonly called the house fly?

Musca domestica

What do Musca domestica (house flies) feed on?

Mucus, tears, saliva, or feces

Tiny hair–like bristles covering Musca domestica (house flies)

Setae

Term for house–invading flies

Synanthropic

What is the species commonly called the face fly?

Musca autumnalis

What bacteria do face flies spread in cattle?

Moraxella bovis

Symbiotic relationship between two organisms of a different species in which a smaller organism is carried around by a larger one

Phoresis (ex. Musca autumnalis (face fly) and Moraxella bovis)

What two names are the family of Calliphoridae commonly called?

1. Bottle flies

2. Blowflies

True or false: Houseflies and bottle flies are both synanthropic

True. They both are house–invaders

What is the genus commonly known as flesh flies?

Sarcophaga

Type of myiasis in which the fly larvae are free–living

Facultative myiasis

Type of myiases in which the fly larvae have a parasitic dependance on the host

Obligatory myiasis

Common term for maggot infestation

Fly strike

Fingerprint–like identifier on the posterior end of each species of fly maggot

Spiracular plate

Two species of flies that are obligatory parasites of cattle

1. Hypoderma lineatum

2. Hypoderma bovis

Action of running away from a fly

Gadding

What is the genus commonly known as horse bots or stomach bots?

Gasterophilus

What is the genus species commonly known as the sheep nose bot?

Oestrus ovis

What is the genus species of fly commonly called the green blow fly?

Lucilia sericata (fun fact: maggots used to clean wounds)

What is the genus species of fly commonly called the green bottle fly?

Calliphora vomitoris

What is the only species of family Sarcophagidae that is mainly a pest in fox and mink farms?

Wohlfartia vigil