GENERAL INDEX. 
35 
94, 95 ; habits of, 95, 96 ; descrip¬ 
tion of beetles, 96 
Further observations on, 1891, 58, 59 
Destroying crop of Mangolds in Devon¬ 
shire, 1895, 57 ; method of preven¬ 
tion as in 1891 (Z. c.), 58 
Notes on localities of infestation, 1896, 
14,15 ; attacking Potatoes, 15 ; feed¬ 
ing on “ Spurrey ” (Spergula arven- 
sis), 15,—dead animals, 16 ; trapping 
with dead animals suggested, 16 
Silver Fish (see Lepisma saccharina) 
Silver Y-Moth (see Plusia gamma) 
Siphonophora granaria (see Aphis gra- 
naria) 
Siphonophora pisi (see Aphis pisi) 
Sirex, Common (see Sir ex gig as) 
Sirex gigas, 1877, 13; 1878, 17; 1879, 
29 ; 1880, 39 ; 1883, 62, 63 ; 1889, 
84-88 ; 1890, 122-124 ; 1897,69-73 
Captured in Lincolnshire, 1877, 13 
Observations of, at various localities 
in England, and Dalkeith in Scot¬ 
land, 1878, 19 
Localities for, 1879, 29 
Deferred to, 1880, 39 
Description of female Sawfly and 
larva, and life-history, 1883, 63 
Description of male and female Saw- 
fly, larva, and chrysalis, 1889,85,86; 
methods of prevention of attack, 88 
First reports of, as present in Ireland, 
1890, 122, 123; description of me¬ 
thod of egg-laying, and life-history, 
123 ; methods of prevention, 123 
Found in collieries, supposed to be 
imported in timber from Norway, 
1897, 70 ; observed almost every 
year, mostly females, in or near 
mining timber imported from Nor¬ 
way, larvae not noticed, 
Sirex juvencus , 1883, 62 ; 1889, 85, 88 ; 
1897, 69-73 
Deferred to, 1883, 62 
Description of, 1889, 85 ; estimate of 
injury to timber of Silver Firs by, 
86, 87; instances of larvae per¬ 
forating leaden pipes, 87 
Description of, 1897, 71, 72; preven¬ 
tion and remedies, 72, 73 
Sirex, Steel Blue (see Sirex juvencus) 
Sitodrepa panicea (see Anobium pani- 
ceum) 
Sitones crinitus , 1881, 38, 39; 1892, 109 
Sitones lineatus and other species, 1878, 
21-25; 1879, 7, 8; 1880, 5, 6 ; 1881, 
38, 39 ; 1882, 81-84 ; 1883, 57-59 ; 
1884, 3-5; 1886, 80, 81; 1889, 
15-18; 1892, 102-116 
Deferred to, 1878, 25 
Phenyle and coal-ashes a remedy for, 
1879, 8; eggs being laid in May, 8 
Quick-lime and gas-water no effect 
on, 1880, 6 
Watering with dilute paraffin found 
serviceable, 1881, 39 
Larvae found feeding at Clover roots, 
1882, 13 ; description of larvae, and 
date of change to chrysalids, 13, 
14,—habits of, 14, 15 ; larvae found 
feeding at Pea roots, 82; description 
and life-history of S. lineatus , with 
date of change to chrysalis, 82 ; 
estimated loss caused by, 83, 84; 
observation of hybernation in beetle 
state, 84 
Places of hybernation of, 1883,58; pre¬ 
vention of, by destroying shelters, 59 
Starlings in large numbers on infested 
fields, 1884, 4 
Sitones, great numbers on surface of 
snow over stubble, 1886, 80, 81 
Further observations on, 1889, 15-18 
Prevalence of, in 1892,1892, Preface i; 
reports of injury caused by, 107-111, 
description of various species, 111; 
habits of, 111; wintered beetles; 
112; attempted measures of pre¬ 
vention and remedies, 112-116 ; 
to bury before sowing, 114 ; nitrate 
of soda and soot a preventive 
dressing, 114; clearing beetles from 
waggons in harvesting, 115 
Sitones puncticollis, 1882, 13-15; 1886, 
80, 81; 1892, 111-112 
Infesting Clover, 1882, 13 
Immense numbers on surface of snow 
in torpid state, 1886, 80 
Sitopliilus granarius (see Calandra gran¬ 
aria) 
Sitophilus oryzce (see Calandra oryzce) 
Sitotroga (Gelechia) cerealella, 1897, 
13-21 
Long known in France, 1897,13,14; in 
Barley from North Africa, 15; mode 
of attack, 15 ; description of, 16; 
account of infestation, 19; bisul¬ 
phide of carbon to destroy, 20,—by 
heat, 20, 21 
Slime fungus of Cabbage and Turnip 
(see Plasmodiophora brassicce) 
Sloe (see Plant index) 
Slow-worm (Anguis fragilis), beneficial, 
1879, 39 
Slug, Black (see Arion hortensis) 
Slug, Field (see Limax agrestis ) 
Slugworm (see Selandria atra) 
“ Smear,” different kinds of, to catch 
orchard insects, 1888, 16 
Smerinthus ocellatus, 1894, 1-4; 1895, 
1-3; 1898, 16 
Description of larv£e and moth, 1894, 
2, 3 ; infesting Apple, 4 
Infesting Apple trees, 1895, 1-3; to 
destroy by jarring, 3 
Description of (note), 1898, 16 
Smother Fly (see Aphis sp.) 
Smynthurus aureus, referred to, 1894,13 
Smynthurus luteus, 1894, 110-114 
Injurious to Turnip leafage, 1894, 111; 
description of, 113; springing or 
leaping-fork of, 113 
