141a
(140a).    Hind tarsi with
claws.................................................................................................…….............
142 
 
 
141b.    Hind tarsi without claws, hind tarsi only flattened (Fig.A) (general predators).........
           
…………………………………...........................……………...(Hemiptera /
Heteroptera)   Notonectidae
 
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                                 A