INSECTS OF BEULAH, NEW MEXICO. 49 



(Viereck). No specific difference has been noticed between authen- 

 tic specimens of monardarum from Prof. Cockerell, and the speci- 

 mens identified by Mr. Cresson as vidua, and which tally with 

 Smith's description. 



Megaehile wootoni Ckll. 



Two S , June 29, 1902 (Viereck). One 9 , John's Canon, above 

 10,000 feet. June 29, two % , head of Daily Canon, June 26 (T. 

 D. A. Cockerell). 



Megachile fidelis Cress. 



July 26, one 9 , two 9 on Helianthoid composite July 11, 1902 

 (W. P. Cockerell). 



Megachile nioiif ivaga Cress. 



Three $ . June 29, 1902, on Geum trifidum and Roripa nastur- 

 tium (Viereck). 



*Megacliile (oil is Cress. 



One 9 , end of August (T. D. A. Cockerell). 



"Jlegachile pollicaris var. pereximia Ckll. 

 Type locality May 30, at flowers of wild plum (W. P. Cockerell). 



\ iti hi din in oecidentale Cress. 



Two S. Three % , one 9 > Sapello Canon, August 31 (W. P. 

 Cockerell). One 9 , June 30, 1902 (Viereck). 



stelidim:. 



Ceelioxys ineesta Cress. 



End of August (T. D. A. Cockerell). 



<'eelioxys alternata Say. 



One % , June 29, 1902. This specimen has the lateral dorsal pro- 

 cesses of the apical segment trifid. 



PANURGID.E. 



Halictoides (Parahalictoides) oryx n. sp.— % Length 6.5 mm.— 

 Face and head rather closely and coarsely punctured, covered with long brownish 

 hair, heavier on the front and clypeus than on the vertex and cheeks where it is 

 sparser. Ocelli arranged on a curved line, space between the posterior pair a little 

 less than that between them and nearest eye margin. Maxillary palpi six jointed 

 first joint about two-thirds the length of the second, the second about equal to 



TEANS. AM. ENT. SOC, XXIX. (7) DECKMBER, 1902 



