Diagnosis of <i>Peltamigratus christiei</i>, a Plant-Parasitic Nematode Associated with Warm-Season Turgrasses in the Southern United States

Fig. 7C. The vulva of Helicotylenchus spp. lacks epiptygmata.



Image from Plant Health Progress article:
Diagnosis of Peltamigratus christiei, a Plant-Parasitic Nematode Associated with Warm-Season Turgrasses in the Southern United States