Protostrongylidae

Protostrongylidae is a family of nematodes belonging to the order Strongylida.

Genera:
 * Cystocaulus Schulz et al., 1933
 * Dukerostrongylus Dinnik & Boev, 1982
 * Elaphostrongylus Cameron, 1931
 * Imparispiculus Luo Jianzhong, Duo Jiecaidan & Chen Gang, 1988
 * Muellerius Cameron, 1927
 * Neostrongylus Gebauer, 1932
 * Orthostrongylus Dougherty & Goble, 1946
 * Parelaphostrongylus Boev & Schultz, 1950
 * Pneumocaulus Schulz & Andreeva, 1948
 * Pneumostrongylus Mönnig, 1932
 * Protostrongylus Kamensky, 1905
 * Skrjabinocaulus Boev & Sulimov, 1963
 * Spiculocaulus Schulz, Orlov & Kutass, 1933
 * Umingmakstrongylus Hoberg, Polley, Gunn & Nishi, 1995
 * Varestrongylus Bhalerao, 1932