MYZUS CERASl. 175 
insertions yellow, stigma greyish. Sometimes the 
abdomen is clouded with yellowish green. 
The Male, 
Indies. Millimetres. 
Expanse of wings 0*250 6*35 
Size of body 0*060x0*035 1*54x0*88. 
Length of antennse 0*090 2*27. 
„ cornicles 0*017 0*42. 
Head, band on prothorax, thorax, and antennge 
brownish black. Abdomen small, elongated towards 
the apex. Ochreous yellow, with five brown trans- 
verse bars, and four marginal spots on each side. 
Cornicles long and ochreous yellow. Cauda yellow. 
Legs ochreous brown, with femora and tibial joints 
dark brown. Antennse very long. Frontal tubercles 
porrected. 
Wings very long, stigma and cubitus greyish. 
Oviparous female. 
Much smaller than the viviparous female. Proj)or 
tions very different from the other forms. 
Indies. 
Size of body 0*057x0*033 
Length of antennse 0*037 
,, cornicles 0*007 
Millimdres. 
1*44x0*83. 
0‘92. 
0*17. 
Dark shining brown or ochreous brown. Globose. 
Antennge about half the length of the body. Frontal 
tubercles well marked. Two deep depressions between 
the eyes. Cornicles very short. Cauda hairy. Two 
large eggs were obtained by dissection. Found in 
company with several males under the leaves of the 
garden cherry, Gerasus vulgaris. Also taken by Mr. 
Walker at Wanstead, October 31st. 
I unexpectedly obtained viviparous specimens from 
the black currant about the same time, which were 
quite identical in form with those from the cherry. 
