Description: English: Fig. 12-Phalangida : male and female genital organs. A, Liobunum, female, diagrammatic longitudinal section of body showing position of retracted external genitalia. B, Purcellia illustrans (Cyphophthalmi), genital organ (from Hansen and Sorensen, 1904). C, Liobunum. male, genital organ protracted and genital chamber everted. An, anus; Ap, apodeme; Bej, bulbus ejaculatorius; Cnl, chelicera; Den, ductus conjunctus ; Dct, exit duct of ovipositor; GC, genital chamber; Gld, gland; Gtr, gonotreme; IXS, IXT, sternum and tergum of ninth segment; Lm, labrum ; vicl, muscle ; Mth, mouth ; Ovp, ovipositor ; Pen, penis ; pinci, pro- tractor muscle; rtncl, retractor muscle; VI-XJ'I, postoral somites. Date: 1936. Source:
https://www.flickr.com/photos/internetarchivebookimages/14760049886/. Author: Internet Archive Book Images.