06 MISC. PUBLICATION 305, U. S. DEPT. OF AGRICULTURE 
TABANUS FUMIPENNIS Wiedemann 
(Fig. 42, B) 
Tabanus rufus Palisot de Beauvois, Insectes recueillis en Afrique et en Amer- 
ique, p. 100, pl. 2, fig. 1, 1809; Osten Sacken, Mem. Boston Soc. Nat. Hist. 
2 (pt. No. 4, and sup.) : 456-457, 559, 1876-78. (Preoccupied by Tabanus 
rufus Scopoli.) 
Tabanus fumipennis Wiedemann, Aussereuropaische zweifliigelige Insekten, y. 1, 
p. 119, 1828; Stone, Ent. Soc. Wash. Proc. 37:18, 1935. 
Stigmatophthalmus rufa Enderlein, Mitt. Zool. Mus. Berlin 11: 387, 1925. 
Large; orange brown: wing yellow brown, with a faint spot at furcation; 
abdomen broad, flat, somewhat blackened apically and medianly. 
Female.—Length 20-26 mm. Eye bare, coppery, with three narrow, bluish, 
diagonal bands. Frons orange brown, three times as high as width at base, with 
parallel sides; basal callus shiny yellow brown to nearly black, scarcely touch- 
ing eyes, about as high as wide, and rounded above: median callus short, nar- 
row, and usually narrowly joined to basal callus; subcallus, and genae above 
antennae, concolorous with frons. Antenna uniformly orange; first two seg- 
ments with concolorous to black hair; third with a distinct dorsal angle some- 
what projecting forward; width of basal portion somewhat less than length, 
but slightly greater than length of annulate portion. Clypeus and lower genae 
somewhat paler than subecallus, with concolorous hair. Second palpal segment 
concolorous with antenna and with short, slightly paler hair, long and slender, 
the tip rather truncate, rounded. 
Mesonotum reddish brown to nearly black, with mostly orange hair and a 
faint indication of reddish lines in usual pattern. Pleura, sternum. and coxae 
orange brown, with concolorous hair. Wing almost uniformly yellow brown, 
the costal cell somewhat darker and an infuscated spot at furcation; cell R; 
greatly narrowed at margin. Legs orange brown, with concolorous hair, the 
hind tibial fringe well developed. 
Abdomen orange brown, with a poorly defined, median. black stripe, narrow on 
tergites 1 and 2, gradually widening posteriorly. but usually leaving a narrow 
lateral margin of orange to tip of abdomen: venter orange brown, darker me- 
dianiy and apically. 
Male—Facets of eye uniform in size throughout: genae with black hair. 
Thorax and fore femur darker than in female. Median abdominal stripe wider 
on second tergite and more nearly uniform in width the length of abdomen. 
Type.—Male, collection unknown. 
Type. locality —Savannah, Ga. 
Distribution—South Carolina to Florida. May 4 (Lake Harney, 
Fla.) to August 30 (10 to 40 miles east of Everglade, Fla.). In 
United States National Museum, 21 females, 3 males. 
TABANUS TREIMACULATUS Palisot de Beauvois 
' (Fig. 43, 4) 
Tabanus trimaculatus Palisot de Beauvois. Insectes recueillis en Afrique et en 
Amerique. p. 56, pl. 1, fig. 5, 18907: Wiedemann, Aussereuropaische zwei- 
fliigelige Insekten,. y. 1. p. 1387, 1828; Osten Sacken, Mem. Boston Soe. Nat. 
Hist. 2 (pt. 4, No. 4): 489-440, 1876; Hine, Ohio State Acad. Sci. Spee. 
Papers 5: 55, 1903; La. Agr. Expt. Sta. Bull. 93: 58, 1907; Philip, Minn. 
Agr. Expt. Sta. Tech. Bull. 80: 30-81, 117, 1931; Schwardt, Ann. Ent. Soc. 
Amer. 25: 635-687, 1932; Ark. Agr. Expt. Sta. Bull. 332: 54-56, 1936. 
Tabanus quinquelineatus Macquart, Histoire Naturelle des Diptéres, vy. 1, p. 200, 
1834. 
Medium sized: thorax largely white: abdomen above dark brown or black, 
with prominent, white, median triangles on tergites 5-5; a distinct, dark-brown, 
median stripe on venter. 
Female—tLength 15-18 mm. Eye bare, purple, with two rather narrow green 
bands, the space between about twice width of either band. Frons gray tinged 
with yellow or brown, with black hair, four to four and one-half times as high 
as width at frontal callus, slightly widened above: basal callus yellowish or 
orange brown to nearly black, somewhat higher than wide and not quite touch- 
ing eyes; median callus concolorous with basal callus and forming an extension 
