Enlinia cristata Robinson 1969

Enlinia cristata

MALE.—Length 0.9 mm; wing 1.0 mm by 0.4 mm. Face and front dark metallic greenish or bronze dulled with slight pollen, face very narrowed below but distinct to mouth, clypeus bulging forward, front brownish pollinose; anterior eye facets enlarged. Palpus dark, proboscis yellowish brown. Antenna black, segment 3 blunt, arista slightly longer than face.

Thorax as in E. femorata but appearing more bronze or more reddish pollinose; 6 pairs of acrostichals, 6 or 7 pairs of distinct dorsocentrals.

Legs brown with pale trochanters; structure as in E. femorata, but hind femur (Figure 65) with only 2 strong anteroventrals before spur. Foretarsus with segment 1 thicker, other segments rather moniliform, lengths of segments from base as 5-2-2-1-2; middle tarsus as 7-5-4-3-4; hind tarsus as 9-8-5-5-6.

Wing (Figure 62) essentially as in E. femorata. Halter blackish.

Abdomen (Figure 64) about as long as thorax, cylindrical, straight, shining brownish or metallic with blackish pollen; without evident auxiliary genitalia ventrally. Hypopygium small, dark, capping or mostly immersed in tip of preabdomen; with pair of long apically curved appendages each bearing a crest of long slender setae distally on lower margin.

FEMALE.—Face somewhat wider than in male, clypeus bulging outward with upper face flat or sunken; thorax more metallic bluish; femora without distinctive setae or spurs; foretarsus plain, lengths of segments from base as 4-3-2-2-3; wing (Figure 63) with crossvein three-fourths the length of last part of vein 5.

TYPE-DATA.—Holotype ♂ and allotype ♀ from Mexico: Chiapas, about 15 miles south of Pichucalco, on rocks in small roadside spring, 24 May 1963, H. Robinson (USNM 70294). Paratypes: same data as holotype, 1 ♂ and 1 ♀.