title: Key to larval Euschoengastia (Acari: Trombiculidae) in North America.
mesh_terms: D000818:Animals; D002170:Canada; D007814:Larva / Q000033:anatomy & histology; D008800:Mexico; D008925:Mites / Q000145:classification*; D014324:Trombiculidae / Q000033:anatomy & histology / Q000145:classification*; D014481:United States