FIGURE 5. Isochaetides gianii n in New species of aquatic oligochaetes (Annelida: Clitellata) from groundwaters in karstic areas of northern Spain, with taxonomic remarks on Lophochaeta ignota Štolc, 1886

FIGURE 5. Isochaetides gianii n. sp. General diagram of the reproductive organs. X and XI: segment number. Abbreviations: a: atrium, ag: accessory gland, cps: cuticular penial sheath, o: ovary, pg: prostate gland, ps: penial sac, sa: spermathecal ampulla, sch: spermathecal chaeta, sd: spermathecal duct, sg: chaetal gland, t: testis, vd: vas deferens, vf: ventral fold of the body wall.