Synopsis. Head yellow, including entire hindmargin 
of eye; mesonotum matt blackish gray, with large 
yellow patches at hindcorners, acr in 2 rows; 
mesopleuron largely yellow, with small black bar 
along lower margin; legs with femora bright yel- 
low, tibiae and tarsi brownish; wing length 1.6 
mm, last section of vein M 3+4 3 times length of 
penultimate; male genitalia with aedeagus as in 
figures 833, 834. 
Host/Early Stages. Unknown. 
Distribution. Idaho, South Dakota; Canada; new 
record: Montana, Petroleum Co., 1.5 miles S., 5 
miles W. of Winnett, 1 m. , 30. VII. 69 (N. E. Rees, 
USNM). 
References. Frick, 1959: 406; Spencer, 1969a: 176. 
Squama 1 fringe dark, brownish black 84 
84 (83). Frons broad, twice width of eye L. smilacinae Spencer 
Synopsis. Head almost entirely yellow; gena broad, 
almost half vertical height of eye; mesonotum matt 
but variable, normally pale gray, sometimes more 
blackish gray; acr also variable, normally in 2 
rows or lacking, rarely more numerous; mesopleuron 
largely yellow, with small dark bar on lower mar- 
gin; femora bright yellow, tibiae and tarsi brown- 
ish black; wing length 1.75-2 mm, discal cell 
large, last section of M 3+4 little more than 
twice length of penultimate; male genitalia with 
aedeagus as in figures 835, 836; sperm pump with 
greatly enlarged blade. 
Host/Early Stages. Smilacina . Larva forming long, 
whitish, linear mine (fig. 837); posterior Spir- 
acles of larva (puparium) each with ellipse of 
8-10 bulbs. 
Distribution. Northern California; Canada. 
References. Spencer, 1969a: 186; 1981: 273. 
Fr ons at most 1.5 times width of eye, not project- 
ing above eye 35 
85 (84). Acr in 4 rows L. trifolii (Burgess) 
Synopsis. Closely resembling L. fricki but acr in- 
variably more numerous, in 4 rows in front; wing 
length 1.25-1.9 mm; male genitalia with aedeagus 
as in figures 838, 839. 
Host/Early Stages. A highly polyphagous species, 
recorded in Florida on Amaryllidaceae (as Lili- 
aceae), Apiaceae, Asteraceae (particularly Chrys - 
anthemum ) , Caryophyllaceae , Chenopodiaceae , Cucur- 
bitaceae, Fabaceae, Malvaceae, and Solanaceae; 
once on Poaceae ( Avena ) . Larva forms upper sur- 
face linear mine (fig. 840); puparium yellowish, 
posterior spiracles each with 3 bulbs (contrast L. 
fricki with 4 or 5). 
Distribution. California, Delaware, District of 
Columbia, Florida, Indiana, New Jersey, Ohio, 
Pennsylvania; new records: Arkansas, Garland Co., 
Hot Springs, 1 m. , 17.V.79 (KAS); New York, Long 
Island, Babylon, 30 spms., 26. XI. 35 (S. W. Frost, 
135 
