Hale — Aquatic Hemiptera 



401 



S Head, including eyes, about as wide as the pronotum ; notocephalon pro- 

 duced outwards and downwards in front of eyes, the anterior margin truncate 

 and slightly concave ; interocular space with a narrow swelling on each side, not 

 reaching to base of head and uniting towards front of cephalic projection; 

 synthlipsis about 6 times in the distance between the anterior angles of the eyes ; 

 vertex 2 times in an eye. Pronotum 1-7 times wider than long, with a shallow, 

 median depression outlined with some rather indistinct punctures; posterior 

 margin concavely incised; lateral margins almost straight, slightly oblique. 

 Scutellum large, as long as the pronotum, a little longer than wide. Anterior 

 tibiae about 1-8 times as long as tarsi, which are nearly 2-5 times as long as the 

 longest claw. Length, 7 mm.; breadth, 1 7 mm. 



Fiff. 363. Anisops fleheri. 



9 Vertex not produced in front of eyes ; synthlipsis 2-5 to 3 times in vertex, 

 which is 2-3 to 3 times in the width of an eye. Pronotum slightly shorter than in 

 male. Anterior tibiae 1-5 times longer than tarsi, the second segment of which is 

 half as long again as second. Length, 6-5 mm. to 7-2 mm.; width, 16 mm. to 

 ] -8 mm. 



Hah. Northern Territory: Darwin (G. F. Hill and W. K. Hunt). "Dis- 

 tributed over British India; Celebes" (Kirkaldy) ; "Ceylon" (Distant). 



The colour of the specimens above described has faded to a dingy ochraceous, 

 leaving underside of abdomen, eyes, and swimming hairs black. 



