Fig. 2 in First record of Metapolystoma (Monogenea: Polystomatidae) from Boophis tree frogs in Madagascar, with the description of five new species

Fig. 2. Ventral view of Metapolystoma vencesi n. sp. holotype. Abbreviations: eg, egg; gb, genital bulb; gc, genito–intestinal canal; ha, hamuli; hp, haptor; ic, intestinal caecum; mo, mouth; oc, oncomiracidium; od, oviduct; oi, oo¨–vitelline canal; os, false oral sucker; ov, ovarium; ph, pharynx; su, sucker; sv, semen vesicle; te, testis; ut, uterus; va, vagina; vd, vas deferens; vi, vitelline; vv, vitello–vaginal canal.