Veterinary Clinical Parasitology Images

J. Carl Fox, Professor

Other Related Images are provide within each Gallery.

• Chart of parasite stages
• Giardia trophozoite
• Giardia cysts
• Pseudoparasites
• Sporozoite escaping from a sporocyst
• Oocyst of Eimeria spp with micropilar cap (unsporulated)
• Sporulated Isosporan oocyst
• Trichomonads showing typical morphologic features
• Trypanosoma cruzi trypomastigotes
• Trypanosoma cruzi epimastigotes

• Trypanosoma spp showing typical morphologic features
• Leishmania sp. in macrophage seen in aspirated of lymph node
• Leishmanial skin lesion on human
• Entamoeba histolytica trophozoite with phagocytized erythrocytes
• Entamoeba coli cyst with 8 nuclei
• Toxoplasma gondii tachyzoites in lung macrophage
• Balantidium coli trophozoite
• Balantidium coli trophozoite
• Ichthyopthirius multifilis in histopath section of fish tissue
• Ichthyopthirius multifilis in histopath section of fish gill

• Leucocytozoon spp in bird blood
• Haemoproteus spp in bird blood
• Babesia canis in canine erythrocytes
• Theileria parva
• Ehrlichia ewingii in a canine granulocyte
• Anaplasma marginale in bovine erythrocytes
• Hemobartonella canis in chains on surface of canine erythrocytes
• Fluke egg showing operculum (Paragonimus kellicoti)
• Acanthocephalan egg (Macracanthorhynchus hirudinaceus)
• Pseudophyllidian tapeworm egg (Diphyllobothrium latum)

• Taenia sp. egg
• Dipylidium caninum egg
• Anoplocephalan tapeworm egg
• Mesocestoides sp. egg
• Toxocara canis egg
• Toxascaris leonina egg
• Toxocara and Toxascaris eggs
• Ascaris suum egg
• Parascaris equorum egg
• Trichuris vulpis egg

• Capillaria sp. egg
• Oxyuris equi egg
• Spirurid egg (Physaloptera rara)
• Spirocerca lupi egg
• Ancylostoma sp. egg
• Strongyloides westeri egg
• Strongyloides canis infective larvae
• Strongyloides sp. and hookworm larvae
• Dictyocaulus viviparus larva
• Metastrongylus apri egg

• Metastrongyle rhabditiform larva
• Dirofilaria immitis microfilaria
• Dipetalonema reconditum microfilaria
• Dioctophyma renale egg
• Otobius megnini (spinose ear tick)
• Otodectes sp. (ear mites of dogs and cats).
• Psoroptes sp
• Demodex sp
• Spiracles of fly maggot showing identifying characteristics
• Triatoma spp (kissing or cone-nosed bug)
• Link to A.A. Kocan -- See arthropod images and notes
• Taenia sp. adult tapeworm
• Dipyllidium caninum proglottid

• Dipyllidium caninum scolex
• Dipyllidium caninum dried proglottids
• Moniezia sp. adult tapeworm
• Bursate tail and spicules of male nematode
• Adult male Ancylostoma caninum
• Bursate tail of male metastrongyle with blunt bursal rays
• Non-bursate tale of male spirurid with caudal alae and spicules
• Caudal alae of Physaloptera rara with sensory papilliae
• Buccal capsule of Ancylostoma caninum sp. with ventral teeth
• Buccal capsule of Bunostomum sp. with ventral cutting plates

• Buccal capsule of horse strongyle (Tridontophorus sp.)with leaf crown
• Anterior end of Ostertagia ostertagi showing cervical papillae
• Cuticle of Coperia sp. showing longitudinal rows of transverse striations
• Adult whipworm showing stichosome (neck) with stichocytes
• Infective larvae of Strongyloides canis and a hookworm
• Filarid microfilara showing typical morphology
• Enface view of an ascarid showing the three large lips
• Adult female pinworm showing the large esophageal bulb and sharply pointed tail
• Trichinella spiralis larava in muscle cell (also called a "nurse cell")

Other sites to visit for quality parasitology information and images:

• University of Missouri College of Veterinary Medicine (a nice place for treatment information)
• Oklahoma State University -- A.A. Kocan -- Veterinary Parasitiology I (Class notes and images)
• P.W. Pappas, Ohio State Univerisity -- Great images and life cycles
• The Virtual Veterinary Center
• Atlas of Medical Parasitology -- Carlo Denegri Foundation -- Pietro Caramello, MD, Editor