Advances in molecular identification, taxonomy, genetic variation and diagnosis of Toxocara spp.

► Toxocara contains species of human and animal health significance, such as Toxocara canis and Toxocara cati. ► T. canis and T. cati are among the most prevalent parasites of dogs and cats globally. ► Human toxocariasis is the most prevalent neglected helminthiasis in industrialized countries. ► Advances in molecular identification, taxonomy, genetic variation and diagnosis of Toxocara spp. are reviewed.