556 PROCEEDINGS OP THE NATIONAL MUSEUM. vol. 56. 



Second antenna! joint, narrow base of third and palpi rufo-fulvous. 

 Thorax very faintly silvery above, much more so on pleura; three 

 heavy silver-white vittae before suture. Scutellum and abdomen 

 with strong olive shade and without pollen; the scutellum rather 

 greenish and the abdomen rather tinged with cupreous or metallic 

 bronze. Legs black, coxae silvery. Wings clear, yellowish along 

 costa. Tegulae yellowish-white, somewhat glassy. 

 Type.— Cat. No. 22216, U.S.N.M. 



Tribe ZELimi. 

 PARAZELIA, new genus. 



Genotype. — Parazelia pvlchra, new species. 



Clypeus considerably sunken, subequilateral, nearly three times as 

 long as wide. Epistoma narrow, cut off short, warped. Facialia 

 bare. Proboscis short; palpi long, stout, bowed. Third antennal 

 joint about four times second; constricted basally and bulged on 

 upper side distally. Arista long; moderately long-plumose. Eyes 

 bare. Frontals stopping at base of antennae. No proclinate fronto- 

 orbitals in male. Oceilars present. Parafacialia hardly as wide as 

 the narrow clypeus, microsetose on inner half. Cheeks about two- 

 fifths eye length. Three sternopleurals, postsuturals and lateral scu- 

 tellars; two postentraalars, preacrostichals; one postacrostichal ; no 

 apical scutellars. Third vein bristled only at base, others bare. 

 Apical cell widely open a little before tip. No median marginals on 

 first segment, median marginal pair on second, marginal row on third 

 and anal segments. 



PARAZELIA PULCIIRA, new species. 



Length, 7.5 mm. One male, Trinidad Rio, Panama, March 23, 

 1012 (A. Busck). 



Brown to blackish. Cheek grooves light brown; frontalia dark 

 brown. Palpi brown, tips pale. Antennae dark brown, shading 

 lighter distally. Rest of head ashy pollinose with a brassy tinge. 

 Mesoscutum thinly silvery to pale brassy pollinose, with four black- 

 ish vittae, the outer ones heavy. Scutellum blackish basally; pale 

 brassy pollinose on distal half or so. Abdomen pale brassy pollinose 

 on front half or more of last three segments, the pollinose bands 

 increasing in width posteriorly and widening laterally, a median 

 vitta of brown showing indistinctly. Legs brown. Wings faintly 

 smoky, distinctly so on costa. Tegulae glassy, tinged with smoky- 

 yellowish. 



Type.— Cat. No. 22206, U.S.N.M. 



MINTHOZELIA, new genus. 



Genotype. — Mintliozelia montana, new species. 



Epistoma short, slightly warped. Facialia bare. Proboscis short; 

 palpi slender, a little thickened at tip. Third antennal joint one and 

 one-half times second. Arista long-plumose. Eyes bare. Frontals 



