Fig. 4 in The land snail genus Macrochlamys Gray, 1847 from Thailand, with descriptions of five new species (Pulmonata: Ariophantidae)

Fig. 4. Genitalia of Macrochlamys aurantia new species (A–E), and M. coleus new species (F–I). A–E, Macrochlamys aurantia paratype (CUMZ 7103): A, whole reproductive system; B, internal structure of penis with penial verge; C, spermatophore; D, detail of spines between sperm sac and tail filament; E, spines on the end of tail filament. F–I, Macrochlamys coleus paratype (CUMZ 7106): F, whole reproductive system; G, internal structure of penis with penial verge; H, spermatophore; I, head filament. Abbreviations: at, atrium; da, dart apparatus; drm, dart retractor muscle; e, epiphallus; ec, epiphallic caecum; fl, flagellum; fo, free oviduct; gd, gametolytic duct; gs, gametolytic sac; hf, head filament; ov, oviduct; p, penis; pc, penial caecum; pg, prostate gland; pp, penial pilaster; prm, penial retractor muscle; pv, penial verge; ss, sperm sac; tf, tail filament; v, vagina and vd, vas deferens. Asterisk indicates the tissue casting.