parasite

Argas persicus (poultry tick)

Transmits rickettsia agents and spirochetes, tick paralysis

Indirect

Chicken host

Soft tick

Does not have scum gum (top hard part)

Mouthparts can’t be seen from above

Males and females are identical

Tick is a vector

Egg to larva to nymph to adult

Orithodoros coriaceus

Transmits relaspisimg fever spirochetes to humans and African swine fever

Large mammal host

Indirect

Soft tick

Does not have scurum (top hard part)

Mouthparts can’t be seen from above

Males and females are identical

Tick is a vector

Egg to larva to nymph to adult

Otobius megnini

Ear canal

Only larva and nymph

Cattle, horse, rabbit, sometimes human

Soft tick

Does not have scum gum (top hard part)

Mouthparts can’t be seen from above

Males and females are identical

Tick is a vector

Egg to larva to nymph to adult

Direct

Rhipicephalus sanguineus

Brown dog tick

Festoon present

Anal grove

Hexagonal head

Spiracles coma shape

Indirect

Transmits babesia, ehrichia canis, theileria, anaplasma, rickettsia

Causes tick paralys

doxycycline

Rhipicephalus annulatus

Texas cattle fever

No festoons

Hexagon basis

Spiracles circle

Direct

Transmits : bovine piroplasmosis, babesia big, b bovis

Not zoo

Dermacentor

American dog tick

Rectangular capitulum

Post anal grove

Short mouth parts

Festoons present

Indirect

Causes tick paralysis

Transmits: rocky moutain, anaplasma, Colorado tick fever, tularemia

Haemaphysalis

Rabbit tick

Palpa flare out (not hexa)

Post anal groove

No eye no scutum

Festoons

Brought bovine theileriosis to US

Indirect

Amblyomma americanum

Lone star tick

Long mouthpart

Eyes and festoons

Dot on female

No adanal plates on males

Indirect

Transits: tularemia, Q fever, ehrlichia species

Amblyomma maculatum

Gulf coat tick

Long mouthpart

Eyes and festoons

Adanal shields absent in males

Pattern

Like dearmcenter but with long mouth parts

Indirect

^deer tick

ixodes scapularis and Pacificus

Black legged tick deer tick And western black legged

No eye and festoons

Vector of Lyme disease

preanal groove

Scapularis: Lyme disease, human babesiosis, gramulocytic ehrlichiosis, anaplasmos

Pacificus: tick paralysis, equine chrlichiosis, Lyme

Indirect

Hatching larvae

Nymph

amblyomma variegatum

Bont tick

Heart water

Sheep disease

Indirect

Ehrlichia canis

Monocytes morulae

Doxycycline

Rhipicephalus sang

Anaplasma phagocytophilum

One or 2 morulae within nuetrophils

Vector ixodes

Doxycycline

Anaplasma platys

in platelets

Dog

Brown dog tick deer tick

Doxycycline

Anaplasma marginals

RBC

Dermacentor Ticks, contaminated needles

Cattle pathogen

Tetracycline

No’s zoo

Anaplasma centrale

Cattle

RBC

Dermacentor

Tetracycline

Vaccine

No zoo

Theileria orientntalis annulata parva

Cattle

Haemaphysalis longicormis

Theileria equi

Tick bite

Sporozoites injected and travel to WBC

Forms microschizonts - macro- merozoites

Merozoites enters RBC

Forms ring

Babesia canis

Gibsoni -small

Babesia ovis

Motasi-large

Bovis

Bigemina- large

Babesia caballi

Only large small affects WBC

Toxoplasma gondii

Protozoan

Zoonotic

Cats definitive host (they can only pass onoocysts)

Intermediate (warm blooded animals)

Oocysts passed by cat feces

Tachyziote fast growing stage

Brayzoite lives inside tissues

Indirect

Cats ingest bradyzoites or oostcysts

Sexual reproduction in intensial cells

Oocysts shed in feces

Animals ingests Oocysts

Tachyzoites are released and bradyzoites form tissue cysts

Clindamysin

Toxocara canis

Toxocara canis egg

Toxocara cati

Toxascaris leonina egg

Thelazia lacrymalis

Nematode

Intermediate tear feeding fly

Indirect

Female work in eye

Releases larva in tears

Tear flies get ingest it

Larva develops inside into l3 larva

Fly feeds onto another

Zoonotic

Physically remove them

Parasite prevention

Cuterebra jellisoni

Direct