200 NEW YORK STATE MUSEUM 
Hylésinus (continued) Ips (continued) 
aspericollis, 112. emarginatus, 122. 
fasciatus, I12. grandicollis, 122. e 
granulatus, I12. hudsonicus, 123. 
imperialis, 112. integer, 123. 
nebulosus, 113. interpunctus, 124. 
piniperda, 77. interruptus, 124. 
sericeus, IT3. latidens, 124. 
Hylurgops, 81, 113-16. oregoni, 124. 
crenatus, 78. perturbatus, 124. 
cristatus, I13. DW Mil, GS WAS. 
glabratus, 78, 113-14. plastographus, 125-26. 
paykulli, 78. J STeCEus, 126: 
pinifex, II4. spinifer, 126. 
rufipes, I14. terminatus, 126. 
rugipennis, ITI5. tridens, 126. 
subcostulatus, II5. vicinus, 78. 
Hyphantria textor, 50-51. 
Hypothenemus, 81, 116-26. jalappae, Cryphalus, 92. 
dissimilis, 116. jeffreyi, Dendroctonus, 95. 
erectus, I17. johnsoni, Cecidomyia, 63, 65. 
eruditus, 78, 117-18. Contarinia, 15~109. 
hispidulus, 118. 
rotundicollis, 118. Kaliosysphinga ulmi, 49. 
ruficollis, 78. Katydid, 66. 
striatus, I10. , Kerosene, 34. 

hystrix, Chaetophloeus, 88. 
Lachnosterna fusca, 61, 62. 

Imperial moth, 41. Land plaster, 34. 
imperialis, Hylesinus, 112. latidens, Ips, 124. 
impressus, Xyleborus, 154. laurifolium, Microcentrum, 66. 
inequalis, Potamanthus, 74-75. latus, Pityophthorus, 135—36. 
inermis, Xyleborus, 154-55 Leaf mite, 65. 
infans, see puberulus. lecontei, see hicoriae. 
innumerabilis, Pulvinaria, 41. Lepidoptera, 66. 
Insect bands, 66. Lepidosaphes ulmi, 41, 60, 64. 
integer, Ips, 123. leucostigma, Hemerocampa, 51, 60, 
intermedius, Oniscigaster, 71. 61, 62, 64, 65. 
interpunctus, Ips, 124. limbatum, Trypodendron, 78. 
interruptus, Ips, 124. Lime, 34. 
Ipididae, key to genera, 79-83. Lime-sulphur wash, 6, 48. 
Ipinae, 80. liminaris, Phloeotribus, 131-32. 
Ips, 77, 82, 119-260. Linden, injurious insects: 
avulsus, IQ. linden’ moth, snow-white, 52. 
balsameus, 119-20. tussock moth, white marked, 51. 
caelatus, 120. Linden moth, snow-white, 5, 8, 51- 
calligraphus, 120-21. 54, 61, 62, 66. 
concinnus, 121-22. lineatus, Trypodendron, 78. 
confusus, 122. Xyloterus, 148. 
decretus, 122. liriodendri, Contarinia, 63. 
