366 PROCEEDINGS OF THE NATIONAL MUSEUM vol. loe 



Piulea lotnata Erichson 



Figures 2,a; 3,6; 4,d,/ 



Pialea lornata Erichson, 1840, p. 161, pi. 1, fig. 9, (9)p — Westwood, 1876, p. 513. — 

 Brunetti, 1912, p. 274.— Bezzi, 1912, p. 78. 



Kedescription (based on type specimen): Female: Length of en- 

 tire specimen 9.50 mm. wing length 8.80 mm. 



Color: Black, brown, and yellow; head except eyes and antennae, 

 thorax except upper sternopleura, midpteropleura, and coxae dull 

 black; eyes and ocellar tubercle shiny black; antennae, ocelli, 

 halteres, upper sternopteropleura, midpteropleura, tergites I-III, IV 

 except lateral margins and small median spot on V-VI, sternites 

 I-IV except narrow apical margins and V-VI in broad median area, 

 basal two-thirds of femora and tibiae, tarsal segments I and V, and 

 distal two-thirds of tarsal claws dull or partly shiny brown; tergite 

 IV except broad median area, V-VII except narrow median spot, 

 narrow apical margins of sternites I-IV, lateral and apical margins 

 V-VII, apical one-third of femora and tibiae, knees, tarsal segments 

 II-IV, pulvilli, and basal third tarsal claws duU yellow; wing hyaline, 

 lightly yellow infuscated, veins yellowish brown; squama yellow, 

 shiny, h3"aline with brownish yellow margin. 



Pile: Yellowish white; on eyes, antenna, occiput, femora, tibiae, 

 squama, and tergites except lateral margins about as long as an- 

 tennal segments I and II combined, on thorax, coxae, sternites, lateral 

 abdominal margins about as long as hind tarsal claw; dense on thorax, 

 and apical sternal margins of abdomen, otherwise sparse on abdomen 

 except dorsal lateral margins. 



Head: With ocellar tubercle raised; frontal region raised with small 

 antennal tubercle; proboscis concealed behind cone-shaped tubercle; 

 antennae about as long as head height, segment I of each antenna 

 fused except for slight distal fracture, about as long as hind tarsal 

 segment II, antennal segment II short, about half as long as antennal 

 segment I, segment III about as long as eye height, rounded apically, 

 somewhat compressed laterally; ejes nearly evenly separated above 

 and below antennae, a little less below. 



Thorax: With scutellum hardly wider than long, about one-half 

 width of mesonotum; squama nearly tear-drop shape, transparent, 

 rather flat; femur of each leg about as long as corresponding tibia, 

 each tibial spur about as long as corresponding tarsal segment II, 

 tarsi about as in figure 4,^ but basitarsus not quite as expanded dis- 

 tally; wing with five posterior cells, anal cell nearly as long as second 

 basal cell, narrow and straight, arculus crossvein present only between 

 Al and Cui, m crossvein about 2}^ times as long as r-m crossvein. 



Abdomen: Widest at segment III, shaped about as in figure l,d, 

 somewhat sunken from loss of eggs, except segments V-VI, rigid due 



