OF THE TABANID^ OF THE UNITED STATES. 367 



2. Pangonia tranquilla n. sp. 



$ ,2 • Brownish-Llack, sides of alulomcn ami base of venter reildisli, aljilominal segments beset with 

 golilen-yellow hairs on the ]iosterior borders; legs brown, antennaj black, wings tinged with brownisli. 

 Body 12, wings lOi milliin. long. 



Head yellowish-gray, beset with yellowish-gray hairs ; palpi (?) brown beset with black ■ 

 hairs, palpi ( 5 ) narrow, brownish-black, grayish-poUinose at the base, sometimes reddish at 

 tip ; proboscis somewhat longer than the head, black with well developed labella ; anten- 

 nae black ; basal joint slightly grayish-polUnose and beset with Ijlack hairs. Thorax brown- 

 ish, with gray pollen and beset with yellowish hairs; in the S the thoracic dorsiun shows 

 three l^rown longitudinal lines on grayish ground ; sciitellum brownish, posterior margin 

 grayish-poll inose. Abdomen blackish-ljrown ; three basal segments reddish-yellow on the 

 sides and on a narrow margin posteriorly ; the following segments have only a trace of yel- 

 lowish-red on the sides ; all the segments with a fringe of golden-yellow hairs on the poste- 

 rior margin : venter ; l:)asal segments reddish-yellow, the following ones black. Legs black, 

 knees somewhat paler. Wings with a brownish tinge, which is more saturate and somewhat 

 yellowish in the region of the stigma and along the anterior margin ; no stump of a vein 

 on the fork of the third vein ; posterior cells open. 



Ilab. Massachusetts (Mr. Sanljorn); White Mts. (B. P. Mann); also in the Middle 

 States (Entom. Soc. Phil.) ; Canada (Belanger). One male and two females 



is. 



3. Pangonia pigra n. sp. 



3 , ? . Brownisli-yellow, beset with golden-yellow hairs ; antennas and legs reddish-yellow. Wings hya- 

 line, stigma yellow. 



Body ll-ll?r, wings lO.V millini. long. 



Female. Head yellowish-gray ; palpi reddish-yellow, beset at the base v,dth pale yellow 

 hairs ; antennae reddish, basal joints yellowish-pollinose and beset with pale hairs ; proboscis 

 somewhat shorter than the head, comparatively stout, with large labella. Thorax fulvous, 

 with short appressed yellow hairs above, altogether covering the blackish stripes on the disc ; 

 longer, paler hairs on the sides and below. Scutellum fulvous, more or less blackish in 

 the middle. Abdomen brownish-yellow, with appressed golden-yellow hairs, especially ap- 

 parent as a fringe on the posterior margins of the segments. Legs brownish-yellow. 

 Wings nearly hyaline, slightly grayish ; yellowish at base and along the costal margin, in- 

 side of the first longitudinal vein ; stigma large, elongate, saturate yellow ; no stump on 

 the fork of the third vein ; posterior cells open. 



A male from the Museum of the Entomological Society in Philadelphia has the thoracic 

 dorsum blackish, with two reddish lines separating the usual stripes ; the scutellum is black- 

 ish in the middle ; the l)rownish-red abdomen has, besides the appressed golden-yellow 

 hairs, which are but little apparent, some short, erect blackish hairs, especially visible on 

 the sides. 



Hab. Bee Spring, Kentucky, in June (Sanborn) ; another specimen from the State of 

 New York. Two females, one male. 



