Records of Dees. 270 



yellowl.sli-white hind tibi.al spurs are very mucli larger ; tlie 

 middle tarsi are shorter, especially tlie last joint; the face 

 (covered with white hair) is a little broader. Tarsi and 

 coxne of anterior lef];s sini]ile. 



Iltth. Mackay, Queensland (Turner, .'525). British Museum. 



The hind spur is 5d5 fi loncf, minutely serrulate. Tliat of 

 M. rhodura measures about 425 /z. 



Megachile macka>jeiisls, sp. n. 



9 . — Length about 12 mm. 



Black, of tho j)arallel-sided type, the hair of front, si'les of 

 face, and a large patch covering the fiftii and sixth and more 

 than apical half of fourth segments of abdomen, all very 

 bright fox-red. Head round seen from in front ; mandibles 

 broaJ, deeply grooved ; clypeus densely rugoso-punctate, 

 short but arched and prominent, the lower margin crenulate ; 

 antenn;e wholly dark; eyes dark reddish ; vertex very finely 

 and densely punctured, with fuscous liair (some fulvous 

 posteriorly) ; checks with white hair ; mesothorax and 

 scutellura very closely punctured but shining, the hair of 

 scutellura and front and sides of mesothorax fuscous, but on 

 disc of latter mainly yellowish, though very thin and incon- 

 spicuous ; a tuft of creamy-white hair is at each posterior 

 corner of mesothorax, and a larger one just behind tubercles, 

 though the hair on the latter is black; hair of uppermost 

 part of pleura black or fuscou=», otherwise dull white ; sides of 

 nietathorax with much creamy-white hair; teguire piceous. 

 Wings moderately dusky; second s.m. very long. Legs 

 b'ack, with white hair, that on the inner side ot the moderately 

 broad hind basitarsus i'ulvous; spurs brown, hind spur bent 

 at apex. Abdomen above, except for the large red patch, 

 black without bands or spots; ventral scopa creamy white, 

 dark fuscous on last segment, and penultimate except at base. 

 Resembles M. erythropyga, Smith, but the red abdominal 

 patch is larger, and the basal segments have no white hair- 

 bands. 



(f . — Length about 10 mm. 



Face and frontcovered with bright rufo-fulvous hair; flagel- 

 lum long and slender, black; anterior tarsi simple; anterior 

 coxae not spined ; second and third abdominal segments witli 

 the hind margins narrowly redilish, and at sides covered with 

 bright lufo-fulvous hair, forming narrow bands; red patch 

 covering fifth segment, basal half of sixth, and apical two-fifths 

 offourtli; apex (sixth segment) obtusely bilobed. Compared 

 with M. erythropyga the head is smaller, the mesothorax moro 



