EXPLANATION OF PLATE XXIII. 



Fig. 26. Tachycines adelungi, sp. nov. — Head and thorax, 

 dorsal view, X45. 



,, 27. Id. Head and thorax, lateral view, X 4"3. 

 „ 28. Id. Subgenital plate of male, X 6. 

 „ 29. Tachycines crvptopygius , Chop. — Frontal rostrum, 

 dorsal view, x6. 



„ 30. Id. A few joints of the antenna from the loth 

 to the 17th, X 14. 



,, 31. Id. Apex of abdomen of male, showing the 

 process of the 7th tergite, X 6. 



,, 32. Id. Apex of abdomen of male, lateral view, x6. 



,, 33. Id. Anal valves of male, dorsal view, x6. 



„ 34. Outlines of head and thorax, of : A. Tachycines 



validus^ sp. nov., B. Tachycines cryptopygius , sp. 



nov., X4. 



,, 35. Tachycines validus, sp. nov. — Apex of abdomen and 

 ovipositor of female, lateral view, X3. 



,, 36. Id. Same as the preceding with the cercus cut 

 off to show the anal valves, X 4. 



J, 37. Id. Subgenital plate of female, X4. 



,, 38. Id. Disposition of spines of posterior femur 



X6. 



