174 
BRITISH APHIDES. 
Myzus cerasi. Fab. Plate XXXIII. 
Jfhis Cerasi, Fab., Scbr., Fonso., Kalt., Walk., 
Koch, Fitcb. 
Gerasa^liis, Amjott. 
Myzus cerasi, Pass. 
Apterous viviparous female. 
Inches. 
Size of body 0*075 X 0*045 
Length of antennse 0*060 
,, cornicles 0*020 
Millimetres. 
1*89x113. 
1*54. 
0*50. 
Oblong-globose. Black, shining, rugose. Abdo- 
men very broad. Antennse rather shorter than the 
body. First joint yellowish, other joints black. Ab- 
domen very shining, minutely shagreened. Cornicles 
long, cylindrical. Cauda long and black. Legs 
ochreous, very stout, and hirsute. Femora, tibial tips, 
and tarsi black. Eyes dark brown. 
Pupa. 
Smaller than the larva, more oblong ; shining olive- 
green. Cauda obtuse. Wing-cases resinous yellow. 
Winged viviparous female. 
Inches. Millimetres. 
Expanse of wings 0*260 6*62. 
Size of body 0*065x0*035 1*64. 
Length of antennse 0*070 1*77. 
„ cornicles 0*015 0*38. 
Body wholly black, shining. Abdomen globose, 
broad across the dorsum. Antenna rather longer 
than body. Legs as in the larva. Cornicles straight, 
cylindrical, and black. Cauda one third the length of 
the cornicles. Wings ample and broad. Cubitus and 
