Bees of Guam Author CockerellL, T. D. A. University of Colorado, Boulder, Colorado text 1942 1942-06-01 Bernice P. Bishop Museum Honolulu, Hawaii Insects of Guam I 188 190 book chapter 5159 10.5281/zenodo.5160372 356a98ac-1526-4045-ae7f-52d08e753dfb 5160372 6. Halictus saffordi Cockerell , Ann. Mag. Nat. Hist. VIII, 14 : 2 , 1914 . Orote Peninsula , April 7 , on coconut blossoms , Bryan ; Riticlian Pt. , April 16 , Bryan ; Mt. Alifan , April 20 , Bryan ; Santa Rosa Peak , May 19 , Swezey : Merizo , June 11 , Swezey ; Barrigacla , Nov. 26 , on sunflower , Swezey . Both sexes collected, about 20 specimens. The male has the mesothorax and scutellum dark purple varying to blue green; the apical plate of abdomen dark reel, and very broadly truncate.