Records of Bees. 489 



Gnathoprosopis hackeri, sp. n. 



^ . — Length a little over 7 mm. 



Robust, black ; mandibles broad and short, black ; head 

 rather broad ; face below antennae entirely smooth and 

 shining pale yellow, with very sparse punctnres ; supra- 

 clypeal area broad, pale yellow ; lateral marks ending in a 

 point near orbital margin at about level of middle of front; 

 scape scarcely swollen, pale yellow in front; flagellum short 

 and thick, ferruginous beneath ; swollen upper border of 

 prothorax and tubercles bright chrome-yellow ; rest of tliorax 

 entirely dark ; mesothorax closely and finely punctured ; 

 area of metathoi'ax coarsely and very irregularly cancellate, 

 posteriorly with a transverse keel. Legs brownish black, the 

 anterior tibise in front, a stripe on middle tibiae, and base of 

 hind tibiae yellow ; tarsi reddened apically ; tegulae piceous. 

 Wings hyaline, stigma and nervures dark ; first r. n. entering 

 apical end of first s.m., which is very long. Abdomen broad, 

 shining, but finely and closely punctured, with conspicuous 

 erect hair, which is greyish white except apically, where it is 

 dark fuscous ; ventral teeth extremely large, conical, with no 

 ridge between them. 



Hab. Sunnybank, Brisbane, Queensland, Jan. 17, 1912 

 (//. Hacker). Queensland Museum, 36. 



Nearest to G. bituberctilata (Smith), but easily separated 

 by the light yellow face and the relatively slender scape. 

 The type of this genus will be known as Gnathoprosopis 

 euxantha (CklL), the name xanthopoda being preoccupied, 



Prosopis kelvini, sp. n. 



? . — Length nearly 8 mm. 



Black ; rather robust ; head rather elongate ; face- 

 markings reduced to an elongate-oval yellow spot on each 

 side, its upper end level with antennae ; cheeks small ; face 

 finely longitudinally striate, the high and narrow clypeus 

 with a fine median longitudinal keel ; mesothorax and 

 scutellum very finely but distinctly punctured; the swollen 

 upper border of prothorax and tubercles bright chrome- 

 yellow ; no other yellow on thorax ; postscutellum with fine 

 short light pubescence, especially anteriorly ; area of meta- 

 thorax with the basal part very irregularly cancellate, no 

 transverse keel. Legs black ; autei'ior tibiae with an obscure 

 reddish spot in front near base ; anterior and middle femora 

 short and broad ; tegulae piceous. Wings clear, stigma and 



