No. 34-] HEMIPTERA OF CONNECTICUT: ALEYRODIDAE. 345 



wrinkled, margin finely crenulate. Pair of setae at anal extremity 

 43 fi long, with second pair 30 /x long, situated at a distance from 

 the first pair nearly twice as great as the distance between the setae 

 of the first pair. Entire dorsal surface smooth and shining, with- 

 out papillae, wax rods or other secretion. Vasiform orifice sub- 

 triangular, about 80 /a long and nearly as broad, with angles 

 rounded and sides bulging; operculum rhomboid-ovate, half the 

 length of the orifice and two-thirds as long as broad, base nearly 

 a straight line, sides bulging and apex concavely truncate. 

 Lingula spatulate, not lobed but obtusely pointed or rounded, with 

 a pair of prominent spines or setae, 40 ^ long, at distal extremity ; 

 a transverse fold or carina reaches entirely across the broadest 

 portion ; distal extremity is densely papillose with short hairs. 



Adult female about 1.4 mm. long, fore wing about 1.63 x 

 .88 mm., marked as follows : on dorsum a suffused dusky spot at 

 base, a large brown spot at anal extremity with a small brown spot 

 just in front of the large one ; on ventral surface a pair of small 

 dark spots near anal extremity. Thorax yellow, dark beneath. 

 Fore wings white with a bilobed dusky spot more or less irregular 

 near distal extremity of radial sector, more distinct in female than 

 in male. Legs and antennae yellow; hind tibiae with two rows 

 of prominent spines on front or under side. Eyes divided by wax 

 secretion. Entire insect more or less covered with a mealy or 

 granular secretion of wax ; abdomen bears two latero-ventral tufts 

 of white wax, smaller in male. Male smaller than female, thorax 

 dark above, but otherwise without prominent markings. 



Rare, on leaves of baneberry (Actca) in Connecticut, and on 

 wild ginger (Asarum canadense) in Illinois. 



Mount Carmel, 24 Sept., 1904 (Mrs. W. E. Britton). 

 A. fernaldi Morrill. 



Psyche, x, 83, 1903. 



Pupa case about .75 x .50 mm., subelliptical, slightly narrowed 

 anteriorly, dorsum nearly flat, margin crenulate; pale greenish 

 white, operculum tinged with yellow, marginal area radially 

 striated with small rounded or conical protuberances. Segmenta- 

 tion apparent. 



Adult pale yellow, length about 1 mm., fore wings immaculate, 

 about 1.1 x. 48 mm. Rostrum usually tipped with black. Eyes 

 dark red, divided. Male smaller than female, but otherwise differ- 

 ing only in sexual organs. Covered with mealy or granular wax 

 secretion. 



Common on species of Spiraea; also found on strawberry in 

 Massachusetts, and Cephalanthus occidentalis in Connecticut. 



New Haven, 8 Sept., 1905; 6 Sept., 1906 (W. E. B.). 



An additional species, Aleyrodes asaleae Baker and Moles, was brought 

 into Connecticut many times during 1913, 1914 and 1915 on Azaleas imported 

 from Belgium, and may be found in greenhouses though it is not known to 

 have become established in this country. 



