442 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. 48. 
Abdomen short, the tergites chestnut, black laterally before and 
beliind the sutures, the tip of the abdomen black, sternites reddish 
chestnut. 
Habitat. — Panama. 
Holotype. — Female, Porto Bello, Panama, March 13, 1913, Aug. 
Busck, coll. 
Type-specimen.— Csit. No. 18496, U. S.N.M. 
In my key to the species of Peripheroptera ^ this species would run 
down to P. arcuata Alexander of Peru. P. oliviae has the wing veins 
strongly seamed with brown, the basal deflection of Cu^ before the 
fork of i/, etc. 
Tribe ANTOCHINI. 
Genus TEUCHOLABIS Osten Sacken. 
Teucholabis Osten Sacken, Proc. Acad. Nat. Sci., Phila., 1859, p. 223. 
TEUCHOLABIS COCKERELLAE, new species. 
Head gray; color yellow with three shining black marks on the 
thoracic dorsum; wings yellow with three brown bands. 
Male. — Length, 5.4 mm.; wing, 6.8 mm. 
Rostrum and palpi yellow. Antennae brown at the base, flagellum 
broken. Head gray. 
Thorax hght yellow, the praescutum with three shiny black marks 
of which one is median, linear, broadest in front; lateral marks large, 
rounded; scutum and hinder margin of the praescutum very Hght 
yellow, each scutal lobe more reddish yeUow in the middle; scutellum 
and anterior half of the postnotum very light yellow, the latter 
darker behind. Pleurae light yellow with slightly darker blotches. 
Halteres light yellow. Legs with the coxae and trochanters yellow, 
femora yellow with the tip broadly dark brown, tibiae brownish 
yellow, dark brown at the tip, tarsi yellowish brown, the apical 
segments dark brown. Wings broad, yellow, the tip narrowly 
brown, a broad brown cross-band at the cord, this mark entirely 
traversing the wing, a rounded brown blotch near the wing-base; 
veins yellow, darker in the brown marks. Venation as in figure 2. 
Abdomen rich yellow throughout. 
Hahitat. — Guatemala. 
Holotype. — Male, Quirigua, Guatemala, ^Mrs. W. P. Cockerell, coll. 
Type-specimen.— Cat. No. 18497, U.S.N.M. 
TEUCHOLABIS BUSCKI, new species. 
Chestnut and black; wdngs whitish with sparse brown markings; 
basal deflection of Cu^ far before the fork of M. 
Male. — Length, 8.4-9.6 mm.; wing, 6.4-6.8 mm. 
' Ent. News, vol. 24, p. 409. 
