1933 ] 
Chironomidx from the Antilles 
95 
joining costa at a point six sevenths of the distance from 
wing base to apex, cubitus forking just beyond the cross- 
vein; anal vein forked, the anterior branch joining the tip 
of vein (Cu 2 ) at the wing margin, posterior branch short 
and sinuous. 
Male— Undescribed. 
Length. — 3.00 mm. 
Coll, by Nathan Banks, Soledad, Cienfuegos, Cuba. June. 
This species will run to B. setipes Coquillett in Malloch’s 
key for the genus Bezzia. Since, however, B. setipes pos- 
sesses yellow fore and mid tibiae and the number and ar- 
rangement of the femoral spines differ in the two species, 
they may be readily separated. 
Tanypus brooksi, sp. nov. 
Male.— Brownish yellow. Head yellow; antennae light 
brown, longer than head and thorax combined, scape dark 
brown with greenish pruinescence, palpi yellow. Thorax 
light brown, pronotum with silvery sheen, mesonotum with 
dark ground color nearly obscured by heavy greenish 
pruinescence, pleurae pale brown with slight pruinescence, 
scutellum yellowish, postnotum blackish brown with green- 
ish pruinescence, halters yellow with blackish knob. Ab- 
domen yellow, segments three to seven yellow with brown 
basal bands, segments seven and eight black with con- 
spicuous whorls of long coarse blackish hairs, venter yellow. 
Legs pale brown, clothed with short brownish hairs ; femora 
pale brown, tibiae yellowish, the apices narrowly brown; 
tarsi pale yellow, the apices of segments one, two and three 
narrowly brown ; fourth and fifth segments entirely brown, 
ratio between fore tibiae and fore metatarsi (14-9) . Wings 
whitish, unspotted, sparsely clothed with short brownish 
hairs, veins nearly colorless, costa terminating in front of 
apex, vein (IL) at a point two-fifths the distance from 
crossvein to end of costa, vein (R 4+5 ) terminating at a 
point three-fifths the distance from crossvein to tip of costa, 
crossvein not infuscated. Hypopygium yellow, coxites long 
and blunt; styli narrow, resembling those of T. illinoensis 
but possessing a simple tip as in T. hirtipennis. 
