46 



Provincial Board of Horticulture. 



1897 



This very small beetle feeds upon, scale insects and delights in attacking the 



red spider. To the naked eye it appears deep black and shiny, and at the touch 



drops or rolls off, but before reaching the ground spreads out its 



Lad "h'^d'^'^ wings and flies away. The colour of the body is yellowish grey, 



^ ' and is thickly covered with mealy powder. The head is black brown-neck 

 and the neck brown. The wing. cases are black and covered with hair. ^t&vmri'^f' 



AMBIGUOUS LADYBIRD {Hippodamia ambigm). 



This is a blood-red Ladybird, which is very plentiful. The larva is one of the largest 

 of the Ladybirds, and feeds upon aphides. It also attacks woolly aphis. Its larva feeds 

 largely upon this aphis. 



CONVERGENT LADYBIRD (Hi'ppodamia convtrgens). 

 This beetle works destruction to aphis and scale insects, and is quite common. 



Larva. 



Adult. 



LACE-WINGED FLY (Ohrysopa.) Sp. unnamed. 



MiP,^5tJil^^'^^}''''f "/ ^-fr* destroyers of scale and aphis, the larvae of the Lace-winged 

 Fhes nd trees aad plants of millions of Aphid<,. The fly has a slender body, with delicfte, 

 Lace-Winged 8^'^==^-'''^^ wings, and its colour is generally green, with golden eyes. The 

 -. 6 eggs are deposited on pedicles and laid in the midst of a group of aphides, 

 ihe larva is supplied with sharp mandibles, with which it attacks the aphis. 



Fly. 



