58 Annals Entomological Society of America PVol.-V, 
Tipula biuncus n. sp. 
Brownish yellow; head yellowish, cinereous above with a median 
darker line; palpi yellow, first two segments of antennz yellow, others 
brown; dorsum of thorax cinereous with three median brown lines and 
two lateral broader brown stripes; dorsal pleural membrane yellow; 
pleura grayish, pruinose; halteres yellow, knobs brown, tips lighter; 
legs yellow, tarsi and the tips of the femora and tibia brown; abdomen 
brownish yellow with three brown stripes, the dorsal one broad and 
distinct the lateral ones broken; posterior margin of eighth sternite with 
a very slight, rounded incision with a few reddish yellow hairs; ninth 
tergite with a very deep V-shaped incision; posterior lateral angles 
sharp-pointed; ninth sternite divided by a deep, broad furrow in which 
hang two very short, tumid, yellow appendages; pleural sutures com- 
plete; lower angle of pleura produced into a short, blunt point; first 
pair of appendages broad, spatulate, brown, thickly covered with brown 
hair; second pair flattened, black-tipped, third pair closely joined to 
second, yellowish, rounded; a pair of long, slender, sharp-pointed, 
slightly curved hooks projects beyond the appendages; base of oviposi- 
tor brown, valves yellow; upper valves slender, straight, tips rounded, 
lower valves broad, triangular, short, not reaching half way to the tips 
of the upper valves; wings hyaline; subcostal cell tinged with yellow; 
stigma brown; a very faintly indicated broken whitish band beginning 
in front of the stigma and extending across the discal cell into the base 
of the fourth posterior cell. Length male, 12 mm., female 15 mm., 
wing 13 mm. 
Habitat: S$. Calls iimale. i temale 
Tipula meridiana ‘n. sp. 
Gray; head grayish, darker above; rostrum grayish above, brownish 
on the sides; palpi brownish; metanotum light yellowish with three 
broad, ashen stripes, each of which are distinctly brown bordered and 
the middle one divided by a narrow brown line; pleura, scutellum and 
metanotum grayish, pruinose, latter with a median brownish line; 
halteres yellow, knobs brownish at the base; legs brownish yellow, tarsi 
darker; abdomen brown; eighth sternite distended below to make room 
for a rather large, tumid appendage that arises from the ventral side of 
the base of the ninth sternite; ninth sternite with a deep V-shaped 
incision and a median suture which extends to the base of the segment; 
pleural suture complete setting off a large rectangular sclerite, the poster- 
ior ventral corner of which is extended into a blunt point which bears 
the appendages; the first pair of appendages somewhat ovate, second 
pair broad at the base, distal half twisted and more strongly chitinized; 
posterior margin of ninth tergite with two close-set, black-tipped, blunt 
projections; wings almost hyaline with a slight brownish tinge; an indis- 
tinct whitish stripe in the first basal cell extending through the first 
posterior cell to the tip of the wing; all the veins with a more or less 
distinct brown border. Length 11 mm., wing 15 mm. 
Habitat: Arizona, anale: 
