1 86 NEW GENERA AND SPECIES OF THYSANOPTERA 



the facets forming a conglomerate mass without apparent 

 margin. Ocelli absent. Moiitli-conit pointed ; maxillary palpi 

 three-segmented, the basal joint being the longest ; labial palpi 

 rather long. Antennce one and three-quarter times as long as 

 head, rather stout ; inserted below frontal margin and only 

 narrowly separated at base. First joint shortest, cylindrical ; 

 second constricted at base and slightly wider than any of the 

 others ; three to six subequal in width, three to five being 

 broadly clavate and also subequal in length ; sixth longest, 

 cylindrical-ovate with a false division at apical fourth ; style 

 two-jointed and only one-half the length of the sixth joint. 



Prothorax at least one and one-half times as broad as 

 long, and scarcely, if any, longer than head ; posterior angles 

 broadly rounded, and each provided with one short curved 

 spine and two minute lateral spines immediately above ; each 

 anterior angle with two short spines, one being slightly longer 

 and stouter than the other and curved. Mesothorax as wide 

 as prothorax, with projecting prominences at anterior angles ; 

 metathorax tapering but slightly posteriorly, with a moderately 

 long and slender spine at each posterior angle, and similar 

 spines at the anterior margin of metanotal plate. Wings 

 absent. Legs stout, with the femora subreticulate as in head. 

 Comparatively strong spines at the inner side of tip of each 

 tibia. 



Abdomen elongate-ovate, conical at apex; spines weak. 

 Anal spines longer and stronger, though slender. 



Type — In British Museum. 



Hab. — Eight females, " Massett, Queen Charlotte Is. 

 1900-02." 



Sub-Order TUBULIFERA Haliday 



Family PHLCEOTHRIPID^ Uzel 



The following three genera belong to a group of large 

 and curious Thysanoptera apparently peculiar to the Malay 

 Archipelago, and may be conditionally tabulated on the male 

 characteristics alone as below. 



