104 Mr. T. D. A. Cockerell — Descriptions and 



and densely punctured, but the margins of the punctures 

 shining; tegulse black, minutely punctured. Wings dusky ; 

 second submarginal cell very long. Legs black, with white 

 hair ; middle and hind spurs black, but spurs of anterior 

 tibiae red ; anterior femora with the upper side concave in 

 profile. Abdomen closely and finely punctured (not so 

 closely on disc of fourth segment) ; long erect white hair on 

 first segmeut and base of second, not hiding the surface; 

 second beyond base, and third and fourth, with short fuscous 

 hair ; a white marginal hair-patch on each side of first 

 segment, and white hair-bands, weak in middle, on second 

 and third ; greater part of fifth segment, and all of sixth, 

 covered with appressed golden hair ; ventral scopa white. 



Hab. Sunnybank, Queensland, Sept. 12, 1911 (H. Hacker). 

 Queen si. Mus , 9. 



Rather like M. remotula, Ckll., but larger, the clypeus 

 differently formed, the flagellum not red beneath, &c. It 

 may also be compared with M. oblonga, Sin., but differs by 

 the dusky wings, the tuft of red hair on labrum, &c. 



Sphecodes thoracicus, Ash mead. 



St. Vincent. I receutly examined the type of this species 

 in the U.S. National Museum. It is a slender bee with 

 peculiar coloration and a very large stigma. It appears to 

 represent a distinct genus. 



Halictus auratus, Ashmead. 



St. Vincent. I have examined the type in the U.S. 

 National Museum. The colours resemble those of Amjo- 

 chlora, but the inner orbits are as in Halictus. The face and 

 front are suffused with copper-red. 



Halictus indistinctus, Crawford. 



Costa Rica. I examined the ? type in the U.S. National 

 Museum. The mesothorax is dull, only faintly green, 

 abruptly contrasting with the shining anterior border of 

 scutelluin. The area of metathorax has about the basal 

 two-fii'ths plicatulate. 



Andrena pecosana, sp. n. 



$ . — Length about 12 mm. 



Black, with greyish- white hair, dense and lively pale 

 ochreous on vertex and thorax above ; head broad ; facial 

 fovea? broad, filling more than half the space between 



