GENERAL INDEX. 



225 



Reproductive organs of viviparous Aphis . 



— — of the male 

 Respiratory system 

 Rhizobiina?, introductory remarks on 



— Passerini as to variability of species 



— J. Hardy on species in ants nests 

 Rhizobius graminis ; see note on PI. OXXIX 



— helianthemi 



— jujubae 



— poas .... 

 Rhizoterus vacca 



Rhopalosiphum, general characters of 



— berberidia 



— cicutaa . 



— dianthi . 



— lactucae . 



— ligustri . 

 nymphaaas 

 pastinaceaa 



— ribis 

 staphyleae 



Riley and Monell on Aphis galls . 

 Rostrum, great development of, in Aphides . 



Sacchiphantes abietis 

 Salicine in some Lachninae 



— in some Chrysomelidae 

 Salivary glands 

 Schizoneura Americana . 



— corni 



— fodiens 



— fuliginosa . 



— lanigera 



— lanuginosa . 

 Reaumuri, synonymous with Puceron de tilleul 



— ulmi 



— vagans 

 ■ — venusta 



— blind larvae of 



— galls made by i, 45 



— life history of ... iii, 81 



— migrations of ... iii, 86 



— subterranean habits of . . iii, 95 

 Schizoneurinae, characters of . . .iii, 80 



— general remarks on iii, 81 

 Schizoneuroides Scudderi (fossil) . . . • iv, 178 

 Schmidberger on number of species . . . i, 7 

 Scblecbtendal on mounting Aphides for microscope . iv, 192 

 Schrank on Aphides . . . . . i, 56 

 Scudder, S. H , on Aphides in Florissant beds . iv, 173 



— on palaeozoic insects . . • iv, 145 

 Segmentation in Insecta and Crustacea . . iii, 6 



— of body in Aphides . . . • i, 19, 21 



— of yolk . . . iv. 129, 133 

 VOL. IV. 15 



PAGK 



iv, 116 

 iv, 122 

 i, 34 

 iii, 65 ; iv, 79 

 iv, 80 

 iv, 82 

 iv, 93 

 iii, 68 

 iv, 181 

 iv, 93 

 iv, 83 

 ii, 9 

 ii, 14 

 ii, 27 

 ii, 15 

 ii, 10 

 ii, 13 

 ii, 12 

 ii, 24 

 ii, 9 

 i, 187 

 iii, 121 

 i, 16 



iv, 24 

 iv, 195 

 iv, 196 

 i, 33 

 iii, 91, 97, 103 

 iii, 107 



in, 94 

 iii, 96 

 iii, 89 

 iii, 104 

 iii, 36 

 iii, 97 

 iii, 107 

 iii, 96, 107 

 iii, 

 i, 

 iii, 

 iii, 



iii, 

 iii. 



