ART. 20 



THE APHID GENUS AMPHOROPHORA MASON 



31 



Head 0.72 mm. across eyes. Antenna! tubercles not prominent. 

 Ocelli present but very small. Wings represented only by lobes. 

 Cornicles dark colored, short and not conspicuously swollen, —0.736 

 mm. long, reticulated for 0.08 mm.; widest diameter, 0.16 mm.: 

 smallest diameter, 0.08 mm.; flange, 0.112 mm. 



Host plants. — Euscapliis japonica and StaphyUa humalda. 



Distribution. — Japan. 



Cotypes. — Deposited in the University of California. 



AMPHOROPHORA EVANSI Theobald 



Figs. 85-88 



Amphorophora evansi Theobald, The Entomologists' Monthly Magazine, 

 ser. 3, No. 97, 1923, p. 24. 



I have not seen this species. The cornicles seem to be very slender 

 for an Amphorophora and the host plant, Austrian pine, is very 

 unusual. When the alate is known, it may prove to belong to 

 another genus. 



AMPHOROPHORA FORMOSANA Takahashi 



Figs. 70-71 



Amphorophora formosana Takahashi, Aphididae of Formosa, pt. 2, Report 

 No. 4, Dept. of Agri., Government Research Institute, Formosa, Japan, 

 1923, p. 30. 



I have not seen this species. 



AMPHOROPHORA HAYHURSTI, new species 



Figs. 89-91 



Alate viviparous female. — -Body light colored, head and thorax 

 somewhat darker than abdomen. Antennae somewhat longer than 

 the body, dark colored, very tuberculate, hairs nearly as long as 

 M^dth of segment, heavy but not distinctly capitate. Antennal 

 tubercles prominent. Beak about reaching second coxae. Legs 

 dark, light at base of femora. No thoracic or abdominal tubercles 

 showing. Cornicles short, heavily swollen, dark colored, lighter at 

 base, indistinctly reticulated at tip. Cauda long, narrow, strongly 

 constricted, four sets of lateral hairs. Measurements as follows: 



