GG-i Mr. T. D. A. Cockerell — Descriptions and 



Bands at bases of second and third seg- 

 ments eutii'e, and usually white 9. 



7. Mesothorax densely punctured all over . . manitouellus, Ckll. 

 Mesothorax sparsely punctured, at least on 



disc 8. 



8. Anterior part of mesothorax closely punc- 



tured. (Washington State.) pacificus, Ckll. 



Anterior part of mesothorax sparsely punc- 

 tured. (Formosa.) Icevidermis, Ckll. 



9. First abdominal segment with a broad 



median band of white hair, thin or inter- 

 rupted in middle. (New Mexico.) .... sisymhrii, Ckll. 

 First abdominal segment without such a 

 band 10. 



10. Mesothorax very shiny, with sparse strong 



punctures 11. 



Mesothorax more densely or very densely 

 punctured 12. 



11. Larger; first abdominal segment more 



strongly and clearly punctured. (Tan- 

 gier.) platycestiis, Dours. 



Smaller ; first abdominal segment with 

 scattered smaller punctures. (Europe) . . morbillosus, Kriechb. 



12. Area of metathorax irregularly wrinkled. 



(Formosa.) rccognittis, Ckll. 



Area of metathorax distinctly ridged .... 13. 



13. Area of metathorax with verj' oblique 



ridges ; mesothorax very finely and 



densely punctured. (Formosa.) multistictus, Ckll. 



Area of metathorax with straight ridges; 

 mesothorax with punctures larger and 

 not so dense. (Europe.) Icucozonius (Schr.). 



Halicius IcEvidermis, sp. n. 



« 



$ . — Length about O.V mm., anterior wing 8. 

 Black, with pale ochraceous pubescence; head broad; 

 antennae black ; mandibles bideutate, black, very obscurely 

 reddish subapically ; clypeas very shiny, with strong punc- 

 tures ; front dull and granular (microscopically contluently 

 j)unctured) ; mesothorax very shiny, with scattered but 

 distinct punctures, in front gibbous; protborax broadly 

 angulate on each side in front ; disc of scutellum shining, 

 ■with very few punctures ; area of metathorax not distinctly 

 defined, covered with strong irregular rugae; apical trun- 

 cation subreticulately sculptured, sharply defined all round; 

 })leura hair}', with a very coarse partly striate srul[)ture. 

 Legs black, with reddish hair ; hair on inner side of hind 

 tibiai and tarsi shining yellowish ; hind spur with numerous 

 minute teeth, not readily noticeable witiiout the mici'oscope; 

 teguljfi shining piccous, the margin pallid in front. Wings 

 dusky; stigma and ucrvures rufo-f uscous ; second s.ra. very 



