PLATE III. 



23. Antonina crau'ii Ckll. ; dorsal aspect of posterior portion of abdomen of adult female. 



24. Antonina crou'ii; dorsal aspect of posterior portion of abdomen of first stage larva. 



25. Erium lichtcnsioides (Ckll.); anal lobe cerarius. 



26. Trionymus grind eliae n. sp.; anal lobe cerarius. 



27. Trionymus smithii (Essig); anal lobe cerarius and half of anal ring. 



28. Trionymus distichlii n. sp. ; anal lobe cerarius and anal ring. 



29. Ripersiclla kclloggi Ehrh. ; antenna of adult female. 



30. Cryptoripcrsia salinns (Ehrh.); dorsal aspect of posterior end of abdomen. 



31. Trionymus rillosa (Ehrh.) ; anal lobe cerarius and anal ring. 



32. Hcterccoccus arcnac n. sp. ; penultimate and anal lobe cerarii and half of anal ring. 



