[ref. ID; 5922 (R.H. Mulvey & A.R. Stone, 1976)]
Family Heteroderidae (Filipjev & Schuurmans Stekhoven, 1941) Skarbilovich, 1947
Subfamily Heteroderinae Skarbiolovich, 1947
Emended from that of Wouts (1973).
- [Female]: Cyst formed after death. Cuticle non-annulated. Anus dorsal or on the inside of the dorsal vulval lip. Vulva terminal.
- [Second-stage Juvenile]: Labial disc present but with low profile and only seen clearly under scanning electron microscope. Cuticle of labial region of even thickness. Esophageal glands fill body width.
- [Male]: Length up to 1.5 mm. Labial disc present but with low profile or apparently absent. Tail present or absent.
Heterodera Schmidt, 1871