140 



INDEX TO VOL. III. 



P^GE 



Degradation in Apliis . 7 



Derbes on Pemphiginse . 121 



Devonian indications of in- 

 sects . * .2 

 Diptera in Solenliofen roofing 



stone . . .4 



Dorsal gland in Laclinus 



viminalis . . .56 



Distribution of A.pliides . 2 



Dry apliis . . .71 



Dryobius, general cbaracters 



of . . . .70 



— Croaticus . . .74 



— roboris . . .71 



— migrations of . .77 



Endeis rosea and E. bella 

 Ephemera, primaeval forms of 

 Eriosoma of Leach 



— lanigera 



— mali . 



— pallida 



— populi 

 Exhausting action of lime 



Aphis . , 



116 

 3 



81 



89 



89 



127 



117 



36 



Galls made by Schizoneura . 81 



— by Pemphigus . 86, 120 



— by Tetraneura . .134 

 Gerstacker's estimate of num- 

 ber of known recent in- 

 sects . . .4 



Globules in Aphis galls, feecal 



matter . . . 100 



Goss, Herbert, on the anti- 

 quity of insects . . 4 



Hair, rapid growth of, in 



Aphis . _ . .99 



Haeckel on origin of insects . 5 



Hemiptera found in Permian 



rocks . . .3 



Huxley on anatomy of Aphis 



and Vaccuna . . 23 



Imagination in Science 



Kant's remarks on geological 



testimony . . .2 



Kessler on Pemphiginae . 83 



PAGE 



Lachninse, general characters 



of . . . 30,42 



Lachnus agilis . . 47 



— cupressi . . .46 



— dentatus . . .57 



— fagi . . . . 37 



— fasciatus . . 71, 73 



— grossus . . .58 



— hyalinus . . .48 



— juglandicola . . 32 



— juglandis . . .40 



— juniperi . . .44 



— longipes . . .59 



— longistigma . . 61 



— macrocephalus . . 48 



— picese . * .58 



— pini . . . .50 



— pinicolus - . .52 



— quercus, Kalt. . . 62 



— roboris . . .71 



— viminalis . . .53 

 Lepidoptera in Solenhofen 



stones . . .4 



Liassic beds, remains of in- 

 sects in . . .3 

 Lichtenstein, experiments on 



Pemphiginse . . 121 



— nomenclature of Aphides . 83 

 Life history and cycle of 



Pemphiginse . .112 



List of Memoirs on Aphis . 137 

 Low, Dr. Franz, on Aphides of 



maize . . .116 



Lubbock, Sir John, on deve- 

 lopmental and metamor- 

 morphic changes . 6 



— on Campodea as represent- 



ing a primaeval type . 7 



Males, supplementary and 



dimorphic . . 20, 35, 39 



Manna, dei apicollori (note) . 43 

 McLachlan on Aphis galls . 105 

 Modes of checking Aphis 



ravages . . .94 



Migrations of Aphides 66, 86, 103 

 Mimaphidus ulmi . . 104 



Mouth organs, on develop- 

 ment of . . .7 

 Mouthless sexes 84, 93, 102, 113 

 Mlillei', Fritz, on parent stock 



of Insecta . . 5 



Myina flava parasitic on 



Aphides . . .18 



