112 



THE REPORT OF THE 



No. 19 



D. Attaking the Leaves : * 



1. A slug-like, slimy larva feeding in July and September on the tissues of the upper 



side of the leaves. 



Pear Tree Shig (Eriocampa cerasi). 



2. " Reddish blister spots 1-8 inch or more in diameter appearing on leaves in spring, 



and changing to black corky spots in July, each with a minute opening in it." 

 Pear Leaf Blister (Phytoptus pyri). 



2. The following insects which feed on the leaves of apple (which see) also feed on the 

 leaves of pear. 



Ped-Humped Apple-Tree Caterpillar (Oedemasia concinna). 



Fall fFefe-JForm (Hyphantria cunea). 



Teid Caterpillar (Clisiocampa). 



Yellow necked Caterpillar (Datana ministra). 



Canker Worms (Anisopteryx). 



Bud Moth (Tmetocera ocellana). 



Tiissock Moth (Orgyia leucostigma). 



Cecropia Moth (Samia cecropia). 



June Beetle (Lachnosterna fusca). 



Goldsmith Beetle (Cotalpa lanigera). 



E. AttacHng the Fruit : 



The following insects, which attack the apple and plum (which see) also attack the pear. 



Codling Moth (Carpocapsa pomonella). 

 Plum Curculio (Conotrachelus nenuphar). 

 Bumble-Flower Beetle (Euphoria inda). 



Key to Cherry Insects. 

 A. Attacking the Boot : 



1. Thick whitish grub, with brown head and legs, feeding m decaying roots. Beetle 



large with powerful mandibles. 



Stag-Beetle (Lucanus dama), Figs. 98 and 99. 



Fig. 98. Stag-beetle. 



Kig. 99. Stag-beetle, cocoon and larva. 



Fig. 100. Apple 

 Twig-boi-er. 



2. Large white fleshy grub, with reddish head, feeding in old roots. 

 Rough Osm,oderma (Osmoderraa scabra). 



B. Attacking the Trujik, Branches and Twigs : 



1. A snout-beetle, gnawing the twigs and fiuit. 



Imbricated Snoid-Beetle (Epicaerus imbricatus). 



