WILLISTON: EXOTIC TABANID,^. igl 



with brown, in front yellowish; anterior branch of third vein with 

 a long stump; first posterior cell closed. Length 17, 18 mm. 

 Two specimens, Rio Paraguay, December, H. H. Smith. 



Pangonia bullata, n. sp. 



Female. Eyes bare. No ocelli. Front very narrow, the eyes 

 nearly contiguous. Head and thorax black throughout. Face reced- 

 ing in profile. Palpi stout. Third joint of antennae opaque deep 

 black, not slender. Proboscis short. Thorax shining, with black 

 hair. Abdomen inflated, black, with three broad red stripes, the 

 medium one beginning beneath the scutellum, the others on the lat- 

 eral margins. Venter red on the side^. Legs black. Wings deep 

 brown; anterior branch of the third vein with a stump of a vein; first 

 posterior cell closed. Length 17 mm. 



One specimen. South Africa. 



Pangonia margaritifera Wiedemann, Auss. Zw. Ins. i, 88. —" Austral- 

 Asia." 



2'abanus yuttatiin Donovon, Gen. Iliiislr. Entom.; Wiedemann, op. cit. 

 A single specimen from Queensland, agreeing closely with Wiede- 

 mann's description. 



Chrysops intrudens, n. sp. 



Female. Front opaque light yellow, the vertical callosity brown, 

 the frontal callosity oval, and shining amber-yellow. Antennce 

 slender, as long as the mesonotum, yellow, the second joint partly 

 and the third joint wholly brown. Face light shining reddish yellow, 

 opaque yellow on the sides and above. Mesonotum deep brown, 

 with four opaque yellow stripes, of which the inner pair are connected 

 by a yellowish, somewhat variable dust in front, where the stripes 

 themselves are narrow. Pleurae nearly black, with opaque spots. 

 Scutellum red, shining. Legs yellowish red, the front and hind tibiae, 

 the front tarsi and the distal joints of the posterior tarsi brown. 

 Wings brown with the following hyaline spots: the distal portion gf 

 the first and second basal cells, the anal cell, a triangle on the hind 

 border in the fifth posterior cell and another in the second posterior 

 cell extending into the third; the anal angle is subhyaline. Abdo- 

 men: first segment wholly light yellow; second segment light yellow 

 with two black triangles, their apex in front; third segment black or 

 dark brown with a median yellow stripe; fifth and following segments 

 black or brown with three narrow yellow stripes. Length 8 mm. 



Male. First antennal joint a little thickened. Mesonotum darker 

 colored, the inner pair of stripes not connected by yellowish dust. 

 Abdomen black, the first segment on the sides, the broad anterior 

 angles of the second segments, a slender median stripe beginning on 



