80 



THE CANADIAN ENTOMOLOGIST 



Holoiype, cf.Guam, Ladrones. D. T. Fulloway, coll. No. 1384. 



Dicranomyia guttula, sp. n. (Fig. 9.) 



Brown; wings hyaline with gray spots along the veins; Sc 

 short ending opposite the origin of Rs. 



Female. — Length 4.5 — 5 mm; wing, 5.7 — 6.4 mm. 



Rostrum, palpi and antenna? dark brown. Head grey. 



Thoracic pra?scutum rich yellowish brown with indications of 

 darker markings behind; scutum similar with an indistinct darker 

 spot on either lobe in front; postnotum light brown with a faint 

 whitish bloom. Pleurae brown, the dorsal sclerites, including those 

 of the neck, around to the halteres, dark brown. Hal teres light 

 brown, the knob darker. Legs with the coxae and trochanters 

 yellow, femora dull yellow, tibiae and tarsi light brown. Wings 

 hyaline, the veins with abundant grey spots at short intervals 

 producing a speckled appearance. Venation as in the figure — Sc 

 short ending just beyond the origin of Rs, Sc2 being exactly opposite 

 the origin of Rs, cell 1st M2 long and narrow, the outer deflection 

 of Mz long and arcuated, over twice as long as cross-vein m, basal 

 deflection of Cm just beyond the fork of M. 



Fig. 9. — Dicranomyia guttula. 



Abdominal tergites brown, tip of the abdomen, including ovi- 

 positor, yellowish; sternites yellowish. 



Habitat. — Lor Marquez, South Africa. 



Holotype, 9 , Lor Marquez, Africa, C. W. Howard, coll. No. 14. 



Paratype, 9 , topotypic. 



From D. irrorata Enderlein (Zool. Jahrb., vol. 32, pt. 1, p. 74, 

 75, fig. Vi) this species difi"ers in having Sc short and in having 

 the spots on the wings confined to the veins. 



Genus Libnotes Westwood. 

 1876. Libnotes Westwood; Trans. Ent. Soc. Lond., p. 505. 



Libnotes picta, sp. n. (Fig. 10.) 



Colour yellow, the thoracic dorsum with six rounded black 



