from the Sacramento and White Mountainft. 141 



Face of a yellowish-grey ground-colour, facial stripe deep 

 buff-yellow. Abdominal cross-bands reddish yellow. Legs 

 pale yellow ; tarsi brownish, hind femora and tibiae with a 

 pale brownish ring before tip. 



4. Volucella Anna, Will. 



One male, Rio Ruidoso, about 6400 feet, June 30. On 

 flowers of Philadelphus serpyllifolius *, Gray ( Woolon). 



The third joint of antenna3 is rather deeply excised on 

 front edge. 



5. Volucella GomstocJci, Will. 



One male, Rio Tularosa, below Blazer's Mill, about 

 6000 feet (this locality and elevation, wherever given, mean 

 somewhere between the 5700 and 6200 feet elevations). On 

 flowers of Jiigelovia graveolens, var. glahrata, Oct. 20. 



Length 9| millim. 



6. Volucella Victoria, Will. 



One female, Rio Tularosa, below Blazer's Mill, about 

 6000 feet. On flowers of Bigehvia graveolens, var. glabrata, 

 Oct. 20. 



Length 10 millim. 



Antennae are scarcely darker coloured than face and front. 

 Scutellum, instead of being " deep pitchy black," as in 

 Williston's description (Syn. p. 145), is wholly chestnut 

 above, as in V. Comstocki. All the veins of wings are faintly 

 bordered with yellowish. The marginal cell is closed^ but 

 not petiolate. 



7. Eristalis tricolor, Jaenn. 



One female, Rio Bonito, Austen's Ranch in the Bonito 

 Park, about 6400 feet. On flowers of Aster Icevis, L., 

 Oct. 17. 



This is the first record of this species being found in New 

 Mexico, and even in the United States. [ took it the same 

 year (1895) abundantly on the lower Rio Grande at Browns- 

 ville, Texas, as will appear in a paper soon to be published on 

 the Diptera of that region. The present specimen has tiie 

 black more widened out posteriorly on abdominal segments 



* Prof. J, D. Tinsley identifies this species as Philadelphus nmcro- 

 phyllus. This determination has later been verified by Mr. Frederick 

 V. Coville, of the U.S. Department of Agriculture. — C. II. T. T. 



Amu & Man. N. Hist. Ser. 6. Vol. xix. 11 



