coarse, slightly lighter; dark pattern of frontoclypeus as in L. rhombic us, 

 but without a light median indentation; dorsal stripes wide, dark, distinct; 

 sides dark with rows of large dots; ventral surface light near gula and 

 anterior margin, occipital margin also lighter than other surface, with 

 large groups of large dots (Figure 308, B). Labrum as in Figure 308, C. 



(186) 



FIGURES 308 and 309. Limnophilus abst rus us McL.: 



308 - head, dorsal (A) and ventral (B), labrum (C); 309 - pronotum (A),prosternite (B),left 

 mesosternite CO.sternite of abdominal segment 1 (D),tergite of abdominal segment 9 (E). 



Pronotum (Figure 309, A) broadly dark, chestnut brown in anterior third. 

 Mesonotum lighter, with groups of large dark dots in each half. Metanotum 

 with brown sclerites. 



232 



