Ancylostoma caninum

Hookworm Eggs
Dipylidium caninum

Tapeworm eggs

Toxocara canis

Roundworm eggs

Trichuris vulpis

Whipworm eggs

Dirofilaria immitis

Heartworm
Oxyuris equi

Pinworm
Dipylidium caninum

Segment of tapeworm
Demodex canis

Mites (Mange)
Sarcoptes scabiei

Mites (Scabies)
Otodectes cynotis

Mites (Ear mites)
Arthropoda (phyla)

Tick
Arthropoda (phyla)

Flea
Arthropoda (phyla)

Louse
Platyhelminthes (phyla)

Fluke