FORESTRY SECTION IN SCOmSH NATIONAL EXHIBITION. 85 



trating the damage done by insects. The specimens are 

 mounted in handsome cases, and show the various insects just 

 as they are found in their natural environment. They are accom- 

 panied by numerous enlarged photographs, plates, and paint- 

 ings, and make a most comprehensive and instructive exhibit. 

 To the student of Forest Entomology the exhibit furnishes a 

 good opportunity for the study of this important subject. 

 The chief features of the exhibit are cases showing the life- 

 history and work of Hylesinus fraxini, H. crenatus, H. piniperda, 

 H. menor, H, poligraphus, Tomicus chalcographus, Scolytus 

 Ratzeburgii, Jan., Neoclytus caprea, Callidium luridum, Saperda 

 carcharias, Gnorimus nobilis, Melolontha vulgaris, Otiorhynchus 

 ptcipes, Hylobius abietts, Megastigmus spermotrophus, Sirex gigas, 

 Vespa crabro, Gastropacha pint, Cossus ligniperda, Porthesta 

 dispar, Cryptococcus fagi, and many others. There is also a 

 most interesting supplementary set illustrating protective 

 mimicry among insects, which has been a source of interest 

 and pleasure to thousands of visitors, attracting the notice of 

 all ages and classes. 



Captain W. B, Rankine of Cleddans forwards a good case 

 showing the damage done by the pine sawfly, willow moth, 

 and pine beetle. 



From Scone we have a well-mounted collection in case, 

 showing the ravages of pine beetle, pine weevil, spruce gall, 

 Fonies annosus, Peziza willkommii " on common and Japanese 

 larch," and Peridermiuyn strcbi. 



Good examples of Cossus ligniperda, showing the wonderful 

 workings of the larvae in an oak stem, and of Sirex gigas come 

 from Murthly. 



Mr George Anderson, Braehead, Cumbernauld, shows an 

 interesting set of specimens showing the damage done by 

 frost, Nectria ditissima, Peridermium pini, Peziza willkommii, 

 witches' broom on various trees, etc. 



Dr A. W. Borthwick exhibits a very complete collection of 

 useful and of injurious insects. These are beautifully mounted 

 in hand-cases, and form a fine reference or class-room set. He 

 also shows a most interesting range of cases illustrating the 

 damage caused by fungi, showing the fructifications of the 

 various species exactly as they appear in nature. The collec- 

 tion embraces specimens of Peziza willkonwiii on European 

 and Japanese larch, and also several other species of Peziza. 



