title: Further remarks on Hammondia hammondi and the taxonomic importance of obligate heteroxeny.
abstract: In this opinion-paper reasons are given why Hammondia hammondi cannot be considered as a separate species, but should be kept as a species of the genus Toxoplasma, if not a strain of Toxoplasma gondii.
authors.affiliation: Institute of Veterinary Parasitology, FU Berlin, Germany.
authors.forename: A O
authors.initials: AO
authors.lastname: Heydorn
authors.forename: H
authors.initials: H
authors.lastname: Mehlhorn
mesh_terms: D000818:Animals; D002371:Cat Diseases / Q000469:parasitology; D002415:Cats; D002965:Classification; D003048:Coccidiosis / Q000635:transmission / Q000662:veterinary; D021741:Eimeriida / Q000145:classification* / Q000254:growth & development; D006790:Host-Parasite Interactions; D008018:Life Cycle Stages; D013045:Species Specificity; D014122:Toxoplasma / Q000145:classification / Q000254:growth & development; D014124:Toxoplasmosis, Animal / Q000635:transmission