35 

 Synopsis of Species of PSEUDOGONATOPUS. 



1. (8) Propodeum without conspicuous pilosity. 



2. (5) Propodeum ferruginous or testaceous. 



3. (4) Propodeum shining, third joint of antennae not longer 



than the scape P. dichroviits. 



4. (3) Propodeum not shining; third joint of antennae longer 



than the scape P. auiericanus. 



5. (2) Propodeum black (with very dense coriaceous or 



microscopically rugulose sculpture). 



6. (7) Intermediate and posterior femora and tibiae dark, 



black or piceous P. opacus. . 



7. (6) Intermediate and posterior femora and tibiae pale, yel- 



lowish brown to testaceous. 

 7a. (7b) Tip of antennae conspicuously pale. .P. sfciiocra)ii. 

 7b. (7a) Tip of antennae black P. diibiosiis, var. praec. 



8. (i) Propodeum with conspicuous pilosity. 



9. (10) Propodeal elevation strongly channeled in the middle 



and prominent on either side of the channel 



P. jiiJicctoniiii. 



10. (9) Propodeum behind the spiracles at most a little flatten- 



ed or concave, not fissured so as to form two 

 prominences. 



11. (12) Propodeum in dorsal -aspect with prominent anterior 



lateral angles P. kurandac. 



12. (11) Propodeum without prominent anterior lateral angles. 



13. (14) Mesonotum conspicuously pallid . .P. saccharctornin. 



14. (13) Mesonotum not conspicuously pallid, concolorous 



with the rest of the thorax or nearly so P. palustris. 



I. Psendogomitopus kurandac, sp. nov. 



Brown, the abdomen black or nearly so, the face, the propo- 

 deum in front and posteriorly above the petiole, pale yellowish 

 brown or testaceous; the two basal and the apical antennal joint 

 quite pale, tibiae and tarsi testaceous, the front tibiae more or 

 less brown. 



Head smooth, shining, posteriorly with fine and rather long 

 hairs, third antennal joint long and slender, fully twice as long 

 as the second, longer than the scape and much longer than the 



