530 I^Ir. T. D. A. Cockerell — Descriptions and 



Megachile abdominalis, Smith. 



Townsvillc, Queensland, 12. 2. 03 (F. P. Dodd) ; Queens- 

 land {Gilbert Turner, 322 Hy.)- 



Megachile mystacea, Fabricius. 



Port Darwin (./. J. Walker, 747, 748) ; Queensland 

 {Gilbert Turner, 232 Hy.). 



Megachile pictiventris , Smith. 



M. secunda, D. T. {senex. Smith), is the same insect. 

 Queensland {Gilbert Turner, 296 Hy.). 



Megachile Doddiana, sp. n. 



$ . — Length 16^ mm. ; expanse of wings about 27 mm.; 

 width of abdomen 5^ mm. 



Black, with very dark fuliginous wings, which are strongly 

 purple-iridescent ; pubescence short and l)lack, not abundant; 

 a patch of white hair on each side of the face, between 

 the eye and the antenna; each side of first abdominal 

 segment with a large patch of hair, the upper half of which 

 is white ; hair on inner side of tarsi (especially anterior 

 ones) more or less reddened ; a very little scattered light 

 hair on coxse and bases of femora beneath ; rest of hair all 

 black, including scopa; head and thorax coarsely and 

 extremely densely punctured, the punctures of top of head 

 larger than those of mesothorax ; head large, with broad 

 cheeks, which at the lowermost point bear a sharp tooth, 

 directed downwards ; clypeus confluently punctured, its 

 anterior margin with a pair of widely separated shining 

 broad triangular teeth, the interval bearing a small nodule in 

 the median line ; mandibles elongated, the outer margin 

 bisulcate (or tricarinate) , the apex curved inwards, the long 

 cutting-edge (which is bordered by a line of shining reddish 

 tomentum) bearing a short sharp tooth before the middle ; 

 labrum normal, with blunt corners ; antenme black ; middle 

 tibiae with a conspicuous apical tooth directed outwards; 

 last segment of abdomen vertical. 



Hub. Townsville, Queensland, 10. 1. 03 (F. P. Dodd). 



By the black colour and coarse sculpture it resembles 



black (except a very little white hair in front), the black hair at sides of 

 sixth abdominal segment scarcely half as long, and the marginal cell 

 much more sharply pointed. 



