FIGURES 16–18 in The genital area of Halacaridae (Acari), life stages and development of morphological characters and implication on the classification

FIGURES 16–18. Arhodeoporus gracilipes (Trouessart, 1889), 16. genital region, female; 17. everted ovipositor, ventrolateral aspect; 18. genital opening, male. FIGURES 19–20. Arhodeoporus corallinus Otto, 2000, 19. genital region, female; 20. genital opening, male. FIGURES 21–22. Arhodeoporus bonairensis (Viets, 1936), 21. genital opening, female; 22. genital plate, deutonymph. FIGURES 23–24. Atelopsalis pacifica Bartsch, 1985, 23. posterior part of genitoanal plate, female, ventrolateral aspect (genital acetabula of the other side not illustrated); 24. genital plate, protonymph. FIGURES 25–26. Australacarus pustulatus Bartsch, 1993, 25. genitoanal plate, female; 26. genitoanal plate, male. FIGURE 27. Bathyhalacarus acutus Bartsch, 1982, genital opening, female. (fo, foveate surface structure; gac, genital acetabula; ov, ovipositor; pa, porose surface structure) Scale = 50 µm.