Genitalia and radula of Zootecus pullus, specimen CUMZ 13082 from Bagan, Mandalay Region, Myanmar A, B reproductive anatomy with inset of the male organ and C radula morphology with inset of central teeth: yellow colour and āCā indicates central teeth row, green colour indicates lateral teeth in the transition to marginal teeth, and numbers indicate tooth order from lateral to marginal end. Abbreviations: fo, free oviduct; gd, gametolytic duct; gs, gametolytic sac; p, penis; pr, penial retractor muscle; so, spermoviduct; v, vagina; vd, vas deferens.