Table 4. Character comparison between A in The megascolecid earthworms (Annelida, Oligochaeta, Megascolecidae) in the Phu Quoc island, Vietnam, with descriptions of three new species

Table 4. Character comparison between A. poropapillatus sp. nov., A. nametensis và A. hoauykanangensis.
CharactersA. poropapillatusA. nametensis *A. hoauykanangensis *Length (mm)139-17078-10063-77Diameter (mm)4.4-5.84.5-6.03.0-4.0Segments149-151121-13678-101First dorsal pore12/1312/134/5 or 5/6Male poresbehind the setal ring xviii, on the posterior edge of genital markingon the setal ring xviiion the setal ring xviiiVentral distance between two male pores0.350.24-0.270.19-0.25Genital markings in the male regionxvii, xviiixviii, xixxvii, xviii, xixSeptum 8/9absentthinabsentSeptum 10/11absentpresentpresentTestis sacsxix, xix, xiIntestinal originxvxvixvAccessory glands in spermathecal regionpresentabsentabsentAccessory glands in male regionpresent?absent
Source: *: Hong et al. (2018).