Records of Bees. 470 



moderately bigibbous, axillae bluntly conical ; area of meta- 

 thorax dull and rough basally ; tegulse bright f'errugiuous. 

 Wings strongly dusky at apex. Legs obscure ferrugiuoujs, 

 spurs red. Abdomen with broad yellow bauds on first two 

 segments, that on first anteriorly produced at sides into an 

 evanescent cloud, not a distinct tooth or band-like lobe ; 

 third aud fourth segments with whitish bands, more or less 

 failing in middle; modified pygidial space subcircular, not 

 very large ; last ventral segment produced beyond last 

 dorsal, the very broad end turned doAviiward. 



$ . — Similar in appearance, but the legs are mainly black ; 

 the anterior tibise, middle tibise in front, hind tibiae at base, 

 aud the tarsi (the hind ones not wholly) are red ; face 

 densely covered with creamy-white hair ; mandibles black 

 with a median red band; fiagellura black except at base; 

 yellow spots on anterior margin of mesothorax laiger, 

 suflFusedly elongate posteriorly ; abdomen with five yellow 

 bands (successively paler) and one white one, the first two 

 bands more or less suffused with brownish-orange ; ventral 

 fringes pale reddish at ends. The dark parts of abdomen 

 are hoary with a tine pale pubescence. 



Carcarana, Argentina (L. Bnaier, 15). U.S. Nat. Museum. 



Reseml)les Epeolus burmeisteri, Friese, but considerably 

 larger, with darker legs, aud the patch on ant( rior margin 

 of mesothorax divided into two spots. Epeolus [Doerwgiella) 

 bizonatus (Holmbg.), from Baliia Blanca (Brtmer), is super- 

 ficially very like 2\ pruinusvs, but larger, and easily separated 

 by the extraordinary antennae. 



Isepeolus vierecki, Jorgensen. 



Bahia Blanca, Argentine (Bruner) ; San Juan, Argentine 

 (C. S. Reed). 



It is permissible to correct the specific name, printed 

 " viecki " in Jorgensen's work. 



Isepeolus bruneri, sp. n. 



$ . — Length 10 mm. 



Black, mandibles obscurely reddish in middle, but other- 

 wise tegument of head and thorax all black ; thorax 

 variegated with white hair as in other species, with two 

 conspicuous black spots on scutellum, and others covering 

 axillae; disc of mesothorax shining, with well-separated 

 punctures; first two abdominal segments ornjimented as in 

 /. cockerelli, Jorg., except tha.t the inner processes on second 

 segment are longer; third with a pair of large oblique 



