Syngamidae

The Syngamidae are a family of nematodes which commonly parasitize mammals, birds, and rarely humans. They are classified in the Strongyloidae superfamily and Strongylata order.

Notable species within the Syngamidae family include Syngamus trachea, commonly known as the gapeworm, which infests birds, and Mammomonogamus laryngeus, which is a parasite of ungulates, cats, and orangutans, and which can accidentally infect humans.