142 



INSECTS OF SAMOA. 



middle and tlie paraiiota strongly giobosely develojjed. Differs from MonantTiia 

 in presence of lobe to metasternal orifice. 



45. Idiocysta hackerl,* sp. nov. (Text-fig. 22). 



Colour. — Head and eyes black, vertex covered with white pruinosity ; 

 bucculae fuscous ; antennae yellow, the fourth segment, except base, black. 



Text-i'ig. 22. — Idiocysta hacJceri, gen. et. sp. n. : a, dorsal view (antennae and legs omitted) ; 



b, lateral view of head and pronotura. 



Anterior collar of pronotum pale yellow, the paranota grey with dark fuscous 

 reticulation ; extreme apex of pronotum and of median carina pale yellow. 

 Propleura black shading to fuscous along posterior margin. Meso- and meta- 

 pleura and sterna black, the carinae, the lobe of odoriferous orifice, and posterior 

 lateral angle of metapleuron, sordid fulvous. Hemielytra black, the costal 



* Dedicated to Mr. H. Hacker, of the Queensland Museum, in recognition of his excellent Fork 

 on the Australian Tingitidae. 



