3 (1). 
4 (3). 
5 (4). 
6 (5). 
960) with row of stout spines along inner margin. 
Host/Early Stages. Jacaranda mimosifolia and 
certainly other Jacaranda species. Larva forming 
short linear mine, which then develops into irreg- 
ular blotch; this completely fills a single leaf- 
let (fig. 961); puparium pale brown, posterior 
spiracles each with 3 bulbs. 
Distribution. Southern California; Argentina, Cor- 
doba. 
References. Steyskal and Spencer, 1978: 585* 
Spencer, 1981: 327. 
Only bristles of head yellow P. flavens Spencer 
Synopsis. Head (fig. 962) yellow, wilh Tr ons and 
parafacial strongly projecting; orbital bristles 
reduced, 1 reclinate ors, 3 or 4 inclined ori; 
gena about 0.5 height of eye; mesonotum orange or 
orange gray in front, broadly yellow adjoining 
bright yellow scutellum; pleura largely yellow; 
legs, squama, and fringe yellow; wing length in 
female 1.4 mm, costa extending to vein M 1+2, 
last section of M 3+4 1.5 times length of penulti- 
mate; male genitalia unknown. 
Host/Early Stages. Unknown (possibly Chilopsis. 
Bignoniaceae) . c * 
Distribution. Southern California. 
Reference. Spencer, 1981: 323. 
Outer crossvein lacking p. conjunctimontis (Frick} 
Synopsis. Orbit with 2 ors, 1 ori, orbital setulae 
proclinate; 3d antennal segment small, round, 
distinctly pubescent; mesonotum with 3+1 or 2+1 dc, 
acr lacking; frons, gena, and face grayish yellow-’ 
ish; 1st and 2d antennal segments yellow, 3d 
blackish but paler on inside; mesonotum and scu- 
tellum matt ash gray, latter with faint trace of 
yellow centrally; pleura yellowish merging into 
gray, legs with coxae and femora yellow, tibiae 
and tarsi brownish; halter blackish; wing length 
1.25-1.6 mm; male genitalia with aedeagus (fig. 
963) reduced; sperm pump minute; surstylus not 
divided from epandrium, with single weak bristle 
at end (fig. 964). 
Host/Early Stages. Unknown. 
Distribution. California; Costa Rica, Dominica. 
References. Frick, 1952a: 413; Spencer and 
Stegmaier, 1973: 181; Spencer, 1981: 321. 
Outer crossvein present 
Orbital setulae distinctly proclinate (fig. 969) 
Orbital setulae predominantly upright or lacking 
^965^ tenna ^ se £ ment conspicuously pubescent (fig. 
3d antennal segment with normal pubescence 
Acr in 2 rows; scutellum gray P. pilosella Spencer 
Synopsis. 3 orbital bristles, orbital setulae 
proclinate; 3d antennal segment small, round, 
yellowish, conspicuously pubescent (fig. 965); 
mesonotum uniformly matt gray, with 3+1 strong dc. 
4 
5 
11 
6 
7 
153 
