328 Mr. G. Meaae-Waido on 



2. (3) Anterior tarsi simple ; tergite 6 concave 



above, rounded and bilobed at apex. 



11 ram suhferox, sp. il. 



3. (2) Anterior tarsi flattened ; tergite 6 truncate 



at apex, serrate. 15 mm resinifera, sp. n. 



4. (1) Joint 2 of anterior tarsi conspicuously 



dilated ; pubescence of head and thorax 



fulvous grey. leeuwinensis, sp. x\, 



19i Megachile axillaris, sp. iij 



5 . Nigra ; facie, thorace, tergitibus 1-3 lateribus, scopaque ven- 

 trali (sternite sexto excepto) albo-pilosis ; tergitibus 5 et 6 rufo- 

 aurantiacis ; alia subhyalinis ; clypeo brevissimo, emarginato, 

 lateribus laminatis; mandibulis 3-denfcatis, basis externis tuber- 

 culatis. 



Long. 15 mm. 



Black ; cljpeus, the inner orbits, tliorifix (especially pleuras)^ 

 axillaj and median .segment, linear marks on sides of apices 

 of tergites 1-3 with white pubescence; ventral scopa (except 

 sternite 6) silvery white, sternite 6 fuscous ; legs more or 

 less sparsely clothed with griseous pubescence, tarsi reddish 

 beneath. Mandibles on the inner and outer sides and tergites 

 5 and 6 with bright ferruginous-red pubescence. 



Mandibles broad at base, narrowing considerably towards 

 apex, trideiitate, an opaque area (almost smooth) at base, 

 enclosed between conspicuous shining cariuse approximating 

 towards the apex ; inner margin well sculptured, outer 

 margin with a distinct tubercle at base. 



Clypeus very short, broad, and deeply emarginate, sides 

 of the emargination produced to form distinct subquadrate 

 laminfe. 



Head as broad as tliorax at widest; abdomen parallel- 

 sided. The whole closely and finely punctured, except 

 enclosed area at base of median segment, tiie truncation of 

 tergite 1, and the median segment itself, which are sub' 

 nitidulous and im punctate. 



Wings subhyaline. 



Length 15 mm. 



8.W. Australia: Yallingup, 23rd Dec. 1913-23id Jan. 

 1914 {R. E. Turner). IS ? ? . 



Apparently conies next to J^. prem/, Ckll. (1910), from 

 Eastern Australia, but much larger; also in l\L prei-sisi the 

 clypeus has a median tooth and the abtlominal haii-l'ascise 

 entire» 



