Fig. 1 in Setting the records straight: the ventral receptacle and the spermathecae of Piophila casei (Diptera: Piophilidae)

Fig. 1 Piophila casei female reproductive tract, illustration by Dufour (1844) retouched to enhance outlines, with revised terminology. a ovaries with ovarioles, b suspension ligaments of accessory glands, c lateral oviducts, d accessory glands, e spermathecae, f ventral receptacle, g anteroventral vagina pouch, h posterior part of vagina, i last preabdominal segment, j ovipositor, and k rectal ampulla containing four rectal papillae. Inserts: bottom left, spermatheca with its duct and surrounding tissues; bottom right, accessory gland with its duct. Dufour, L. (1844). Histoire des métamorphoses et de l'anatomie du Piophila petasionis. Annales des Sciences Naturelles, 1, Planche 16, Figs. 16, 19, and 20