BEES OF THE GENUS MEGACHILE FkOM AUSTRALIA. 167 



in apicata) ; mesothorax anteriorly without any traces of hair-spots; 

 bases of abdominal segments not broadly pilose ; sixth segment 

 entirely red. 



$ . Length about 7 mm. ; differs from apicata by the dark 

 mandibles (orange with dark base and apex in apicata) ; darkflagellum 

 (in apicata light red beneath except at apex) ; apex of abdomen (sixth 

 segment, not the morphological apex) with a pair of small tubercles 

 or obtuse teeth (shallowly emarginate in middle, with about four 

 sharp irregularly placed teeth on each side in apicata). In both the 

 anterior tarsi are simple and their coxae unarmed. 



The female (type) of M. hackeri is from Kelvin Grove, 

 Brisbane, Queensland, November 6th, 1911 (H. Hacker; Queens- 

 land Museum, 18). The male (Queensland Museum, 44) has the 

 same data. 



Megachile apicata, Smith. 



$. Windsor, Victoria (French; Froggatt coll., 200). <? . 

 Gippsland, Victoria, 1910 (Froggatt, 146). 



The male is new ; its characters are indicated above in com- 

 parison with M. hackeri. 



Megachile victor'ue, sp. n. 



$ . Length about 1\ mm. ; black, with scanty white hair on 

 most parts of body ; face and lower parts of cheeks with abundant 

 pure white hair ; eyes green ; head nearly circular, facial quadrangle 

 much longer than broad ; mandibles black, with a tuft of pale yellow 

 hair on inner apical corner ; clypeus and front very densely punc- 

 tured ; distance between hind ocelli less than from either one to occi- 

 pital margin ; antennas long and slender, the nagellum very obscurely 

 brownish beneath ; mesothorax and scutellum very densely punc- 

 tured, but margins of punctures shining ; a little tuft of dull white 

 hair at each hind corner of mesothorax ; tegulae piceous ; wings 

 hyaline, the rather well-developed stigma and the nervures rufo- 

 fuscous ; legs black, the tarsi reddened apically ; anterior coxae un- 

 armed and anterior tarsi quite simple; abdomen shining, strongly 

 punctured, the hind margins of the segments narrowly rufous ; rudi- 

 ments of white hair- bands at sides of first three segments ; no apical 

 hair-patch ; sixth segment depressed above, the projecting part 

 obtusely bilobate, emarginate. 



Victoria, 1900 (French; Froggatt coll., 63). A rather in- 

 significant little species, resembling M. austeni, Ckll., but much 

 smaller, and without black hair on head and thorax. 



Megachile henrici, Ckll. — Melbourne, Victoria (Froggatt and 

 French) . 



M. erythropyga, Sm., £ . — Melbourne, Victoria, January 20th, 

 1900 (French) ; Windsor, Victoria (French ; Froggatt coll., 199). 



M. chrysopyga, Sm. — Melbourne, Victoria (Froggatt) ; Bays- 

 water, Victoria (French) ; Bendiga, Victoria, November 23rd, 

 1892 (Froggatt). 



M. lucidiventris, Sm. — Windsor, Victoria (French). 



