white; male genitalia with aedeagus as in figures 
85, 86. 
Host/Early Stages. Chaptalia dentata . Larva feeding 
in seed heads; puparium pale orange yellow, poste- 
rior spiracles (fig. 87) on long projections, each 
with strongly chitinized ellipse of 9 regular 
bulbs around short but stout central horn. 
Distribution. Florida. 
References. Spencer, 1966d: 9; Spencer and 
Stegmaier, 1973: 35. 
Frons broader, 1.5 times width of eye 40 
40 (39). 3 ori M. osof lacensis Spencer 
Synopsis. Wing length in male 2 mm; frons 1.5 
times width of eye; gena deepest in center, 0.25 
height of eye; mesonotum greenish black, abdomen 
more shining green; male genitalia with aedeagus 
as in figures 88, 89. 
Host/Early Stages. Unknown. 
Distribution. California. 
Reference. Spencer, 1981: 53. 
2 ori 41 
41 (40). Ocellar triangle slightly but not brilliantly 
shining M. gnaphalii Spencer 
Synopsis. Small species, wing length 2-2.3 mm; 
gena narrow, 0.20-0.17 height of eye, this con- 
spicuously pilose in male; mesonotum greenish 
black, abdomen more distinctly green; male geni- 
talia with aedeagus as in figures 90, 91. 
Host/Early Stages. Cony z a canadensis , Gnaphalium 
leucocephalum . Larva internal stem borer; 
further details not available. 
Distribution. California. 
Reference. Spencer, 1981: 45. 
— Ocellar triangle defined in outline only, at most 
weakly shining 42 
42 (41). Male genitalia with aedeagus (figs. 92, 93) with 2 
spinulelike projections at each side of distiphal- 
lus dorsally M. corralensis Spencer 
Synopsis. Wing length 2. 3-2. 5 mm; frons 1.5 times 
width of eye, this distinctly pilose in male; gena 
0.25 height of eye; mesonotum and abdomen greenish. 
Host/Early Stages. Unknown. 
Distribution. California. 
Reference. Spencer, 1981: 42. 
Male genitalia with aedeagus (figs. 94, 95) not 
having such projections M. muguensis Spencer 
Synopsis. Wing length in male 2.3 mm, closely re- 
sembling M. corralensis . 
Host /Early Stages. Unknown. 
Distribution. California; new record: Oregon, 
Benton Co., Corvallis, 1 m. , 19. IV. 75 
(G. Ferguson, CUl) . 
Reference. Spencer, 1981: 52. 
43 (36). Eye in male bare 44 
Eye in male pilose 45 
44 (43). Orbital setulae minute, similar to pubescence of 
28 
