Ascaridoidea

Ascaris lumbricoides

Egg, immature

Genus: Ascaris | Species: lumbricoides | Stage: Egg, immature | Tissue: Human faeces | Stain: Iodine stain | Imaging: Brightfield

Egg, mature containing infective larva

Genus: Ascaris | Species: lumbricoides | Stage: Egg, mature containing infective larva | Tissue: Human faeces | Stain: Iodine stain | Imaging: Brightfield

Egg, unfertilised

Genus: Ascaris | Species: lumbricoides | Stage: Egg, unfertilised | Tissue: Human faeces | Stain: Unstained | Imaging: Interference contrast

Toxocara canis

Egg

Genus: Toxocara | Species: canis | Stage: Egg | Tissue: Dog faeces | Stain: Iodine stain | Imaging: Brightfield

Egg

Genus: Toxocara | Species: canis | Stage: Egg | Tissue: Dog faeces | Stain: Unstained | Imaging: Interference contrast

Infective 3rd stage larva

Genus: Toxocara | Species: canis | Stage: Infective 3rd stage larva | Tissue: Brain of mouse | Stain: Haematoxylin Eosin | Imaging: Brightfield

Eosinophilic track left by migrating larva

Genus: Toxocara | Species: canis | Stage: Eosinophilic track left by migrating larva | Tissue: Human liver | Stain: Haematoxylin Eosin | Imaging: Brightfield

Eosinophilic reaction to larvae

Genus: Toxocara | Species: canis | Stage: Eosinophilic reaction to larvae | Tissue: Human liver | Stain: Haematoxylin Eosin | Imaging: Brightfield