Vol. VIII] ESSIG & KUWANA-SOME JAPANESE APHIDWJE 85 



markings. Cornicles imbricated or faintly reticulate, short, 

 wide at the base, 0.05 mm. long and 0.07 mm. diameter at the 

 base. Cauda distinctly knobbed, small, 0.05 mm. long. 



Apterous viviparous females (Paratypes) — Three or 

 four good specimens. Length averages 1 mm., width 0.6 mm. 

 Prevailing color dark. Body covered with long hairs. An- 

 tennae pale with the apical half dusky to black, imbricated, with 

 few long hairs ; lengths of the articles : I, 0.04 mm. ; II, 0.05 

 mm.; Ill, 0.20 mm.; IV. 0.11 mm.; V, 0.12 mm.; VI, 0.28 

 mm. (base 0.08 mm., filament 0.20 mm.) ; total 0.8 mm. Ros- 

 trum extending slightly beyond the 2nd coxse. Cornicles short, 

 finely imbricated or reticulate, 0.06 mm. long and 0.09 mm. 

 diameter at the base. Cauda dark, knobbed, 0.06 mm. long. 



Nymphs — Dark with pale thorax. 



Host plant — Koriyanagi, Salix multinervis F. & Sav. 



Locality — Nishigahara, Tokyo. 



Date of collection — May 14, 1913. 



Collection number — 36. 



Note— Close to C. salicicolits Mats., but differs in antennal 

 structure, especially the relative lengths of base and spur of 

 article VI. 



Calaphis magnoliae, new species 

 Figure 25 



Winged viviparous female (Type)— Selected from seven- 

 teen good specimens. Length 1.4 mm., width 0.5 mm. This 

 beautiful species is pale straw-yellow with black markings on 

 the body and wings. The hairs on the head and thorax are 

 quite long, somewhat shorter on the abdomen. Antennae aris- 

 ing from inconspicuous frontal tubercles, very long, pale or 

 transparently white with conspicuous black areas near the mid- 

 dle and apex of article III and with the extreme bases and 

 apices of IV and V black, and all of VI black or dusky except 

 the base; lengths of the articles: I, 0.09 mm.; 11, 0.05 mm.; 

 Ill, 0.81 mm.; IV, 0.58 mm.; V, 0.52 mm.; VI, 1.14 mm. 

 (base 0.18 mm., filament 0.96 mm.); total 3.19 mm. Sen- 

 soria on III circular or oval, arranged in a row and mostly 



