FIGURE 1 in Gastrointestinal nematodes of freshwater fish from Pilcomayo River, Argentina including description of a new species of Procamallanus (Spirocamallanus)

FIGURE 1. Procamallanus (Spirocamallanus) tomsici sp. nov. a: Male, anterior end, lateral view. b: Female, anterior end, lateral view. c: Female, apical view. d: Male, head, lateral view. e: Female, head, lateral view. f: Female, vulva, lateral view. g: Larva. h: Female, tail, lateral view. i: Male, posterior end with spicules, lateral view. j: Male, posterior end with spicules and papillae, ventral view.