Fig. 2. Dactylogyrus squameus Gussev, 1955 in New Geographical Records of Three Gill Monogeneans (Platyhelminthes) Parasitic on Pseudorasbora parva (Cypriniformes: Cyprinidae) in Japan

Fig. 2. Dactylogyrus squameus Gussev, 1955, NSMT-Pl 6179 for A, NSMT-Pl 6176 for B–M. A, whole mount (ventral view); B, dorsal anchors; C, dorsal bar; D, ventral bar; E, marginal hook of pair I; F, marginal hook of pair II; G, marginal hook of pair III; H, marginal hook of pair IV; I, marginal hook of pair V; J, marginal hook of pair VI; K, marginal hook of pair VII; L, male copulatory organs (from two specimens, left: ventral view, right: dorsal view); M, needle. Scale bars: A, 50 µm; B–M, 10 µm. Abbreviations: ap, accessory piece; co, copulatory organ; dan, dorsal anchor; e, eye-spots; h, haptor; ho, head organ; in, intestine; mg, Mehlis' gland; mh, marginal hook; o; oötype; od, oviduct; ov, ovary; ph, pharynx; pr, prostatic reservoir; sr, seminal reservoir; sv, seminal vesicle; t, testis; va, vagina; vd, vas deferens; vl, vitellaria; vo, vaginal opening.