Descripteur : Sex of the nematode
Heligmonellinae are separated sex organisms or gonochoric. There is copulation and internal fertilization
Reproductive tract of the female and the male.
Hiérarchie
Sex of the nematode | |_ Disappearance of the cuticular ridges in the female {Male} | |_ Disappearance of the cuticular ridges in the male {Female} | |_ Position of the vulva from the posterior end {Male} | |_ Length of the tail {Male} | |_ Presence caudal pointed tail {Male} | |_ Length of vagina vera {Male} | |_ Length of vestibule {Male} | |_ Length of anterior sphincter {Male} | |_ Length of anterior infundibulum {Male} | |_ Length of anterior uterus {Male} | |_ Presence of egg {Male} | |_ Dorsal lobe visible {Female} | |_ Symmetry of the caudal bursa {Female} | |_ Disposition of types of bursal arrangements in lateral lobes {Female} | |_ Length of rays 2 to 6 {Female} | |_ Approaching rays 5 to 6 {Female} | |_ Birth of rays 8 {Female} | |_ Ratio length between ray 8 and dorsal ray {Female} | |_ Height of the division of the dorsal ray {Female} | |_ Position of the rays 9 {Female} | |_ Length of the rays 9 in ratio to the rays 10 {Female} | |_ Presence of the prebursal rays (= rays 1) {Female} | |_ Shape of the genital cone {Female} | |_ Length of genital cone {Female} | |_ Presence of papilla 0 on anterior lip of genital cone {Female} | |_ Presence of papillae 7 on posterior lip of genital cone {Female} | |_ Presence of gubernaculum {Female} | |_ Length of the left spicule {Female} | |_ Length of the rigth spicule {Female} | |_ Shape of the spicules {Female} | |_ Number of tips of the spicules {Female}