MEXICAN MUSCIDAE. 195 
Exorista leuconota n. sp. g. — Head and thoracic dorsum 
whitish; abdomen grey with black reflections and black hind borders 
of the segments; only marginal macrochaetae; antennae and legs 
black; proboscis and palpi yellowish-rufous, — Length 8 mm. 
Miltogramma nana n. sp. g. — Head grey, front and upper 
portion ot the cheeks somewhat rufous; frontal band black, linear; 
vibrissae present; antennae black; thorax cinereous with three 
black stripes; abdomen grey and black tessellate; legs black, — 
Length 3,5 mm. 
Admontia !) occidentalis n. sp. 9. — Head and thorax 
whitish-grey; frontal band, antennae, and four black stripes on the 
thorax, black; basal joints of the antennae somewhat rufous; palpi 
rufous; abdomen black, with white front margins on the segments; 
legs black; front tarsi one and a half time as long as the tibiae, 
with the second and following joints dilated. — Length 6 mm. 


1) Brauer and v. Bergenstamm, Denkschr. K. Acad. Wissensch. Wien. LVI, 
p. 104. 
