Dirofilaria immitis
heartworm L3-L4 in sq tissues L5 and adult in pulmonary arteries mff in blood cough, exercise intolerance IH host mosquito
Acanthocheilonema reconditum
mff in blood, adults in tissues
no clinical signs
hooked tail, blunt head
IH arthropod
Oncocerca cervicalis
horses
very close to nuchal ligament
transmitted by culicoides fly