(Page 113) 



88. Pronotum narrower than elytra (smallest species of the genus). L. C,7 



mm 68. H. in-juinula Er. 



Third Series. 



89. Head broadly square, posteriorly evenly truncated, and finely marginated, 



its hind corners rectangular and the sides straight (Fig. 73):: 31. 

 sub-jenus Dadobia Thorns.- Body flat and of even breadth. L. 1.5-2 mm. 



94. H. immersa Er. 



Head posteriorly not marginated, its hind corners rounded off 90. 



90. Abdominal fifth free dorsal joint longer than the fourth, the sixth in 



the ^ with an upturned sharp side-margin: 26. subg. Bessobla Thorns. :91. 

 Abdominal fifth frea dorsal Joint not longer than the fourth; the sixth 

 in the o i^'Ot with upturned margins on sides 94. 



91. Abdominal sixth free dorsal joint posteriorly in the O slightly tncurved 



or almost evenly truncated, dorsal side without pronounced sculp- 

 ture 92. 



Abdominal sixth free dorsal joint in the u dorsally with several long- 

 itudinal folds or small bosses; posterior margin with rectangular 

 inci sion 93. 



92. Pronotum scarcely narrowing posteriorly. Posterior margin of abdominal 



sixth free dorsal joint in the 5^ finely, upturned rnQr^ined, at middle 



feebly anourved (Fig. 69). L. 3-3.5 mm 85. H. occulta Er. 



Pronotum distinctly narrowing posteriorly. Posterior margin of abdom- 

 inal sixth free dorsal joint in tht O not marginated. L. 2.5-3 mm. 

 86. H. fun,:ivora Thoms. 



-187. 



