PON SOME UN DESCRIBED “A PHIDES FROM 
iy COLL EOrrone Orel hh EN DT AN 
MUSEUM. 
By P. vAN DER GooT, Salatiga, Java. 
During the course of the years 1913 to 1915, Mr. F. H. 
Gravely had the kindness to submit to me for investigation and 
determination some 60 tubes of Aphididae from the collections of 
the Indian Museum. Some of the specimens contained therein 
had already been determined by Mr. Buckton; many others proved 
to be well-known species, already described either from Europe or 
from other tropical countries. Three of them however, appeared 
to me to be new to science. With the kind permission of the 
Superintendent of the Indian Museum I am giving here the descrip- 
tions of these new species. 
Rhopalosiphum indicum, sp. nov. 
A pterous viviparous female. 
Measurements. 
Length of body ie -4e40) tatie 
Breadth of body prac De ate, 
Length of antennae Sem Ne 
Length of siphunculi Mths? 
Length of cauda ey OAGE ss; 
Colour.—Body light reddish-brown. Eyes black. Antennae 
black. Legs brownish-black, the base of the femur more yellowish. 
Siphunculi dark brown. Cauda light reddish-brown. 
Morphological characters 1.—Body ovate, slightly arched; dor- 
sum with.only a few very short hairs, integument with distinct 
reticulation. 
Antennae nearly as long as the body, with a few short hairs ; 
relative lengths of the last antennal joints about as: 70. 45. 34. 
12.58. The third antennal joint bears at its base some 5 small 
circularsensoriae. Frontal tubercles fairly large, distinctly protrud- 
ing and rounded on the inner side. 
Rostrum reaching to the second pair of coxae. 
Siphunculi relatively short, only slightly swollen, considerably 
constricted near the tip, with a fine reticulation only at the 

| Notes from specimen in alcohol. 
