Common name -> Scientific name

Ascarids

Roundworms

canine roundworm

Toxocara canis

feline roundworm

Toxocara cati

canine & feline roundworm

Toxascaris leonina

wildlife (skunks, bears, raccoons) roundworm

Baylisascaris spp

Strongylids

Hookworms

canine hookworm

Ancylostoma caninum

feline hookworm

Ancylostoma tubaeforme

canine & feline hookworm

Ancylostoma braziliense

feline lungworm

Aelurostrongylus abstrusus

Trichocephalids (& more Nematodes)

Whipworms

canine whipworm

Trichuris vulpis

feline whipworm

• Trichuris campanula

• Trichuris serrata

canine, feline & fox bladderworm

Capillaria plica

• also known as Pearsonema plica

canines, fox & mink kidneyworm

Dioctophyma renale

Strongyloides (& Spirurids)

Threadworm

canine, feline, primate & human threadworm

Strongyloides stercoralis

canine, feline, sheep, cattle & human eyeworm

Thelazia californiensis

canine & fox esophageal worm

Spirocerca lupi

Spirurids

Filarial worms

canine & feline heartworm

Dirofilaria immitis

canine & monkey heartworm

Dipetalonema reconditum

Cestodes

Tapeworms

canine & feline tapeworm (‘cucumber tapeworm’)

Dipylidium caninum = flea larvae & biting lice

canine tapeworm

Taenia pisiformis = (cottontail) rabbits

feline tapeworm

Taenia taeniaformis = rodents

canine tapeworm

Taenia hydatigena = ruminants

canine tapeworm (‘sheep gid tapeworm’)

Taenia multiceps = sheep

canine & feline tapeworm

Echinococcus granulosa = herbivores (sheep)

Echinococus multiocularis = small rodents (mice)

rat, mice & human tapeworm (‘dwarf tapeworm’)

Hymenolepsis nana

canine, feline, swine & human tapeworm (‘broad fish tapeworm’)

Diphyllobothrium latum = small crustaceans → fish

Trematodes (AKA '“Flukes”)

flat-leaf shaped worms

canine, feline & other carnivore lung fluke

Paragonimus kellicotti = snail → crayfish

canine, feline, raccoon & other carnivore SI fluke

Nanophyetus salmincola = snail → salmon

Protozoa

single-celled, nonpathogenic parasites