lit; 



Labiate, xiii, 87. 



labiatum. Omophron, Misc. Ess., 92; 



xxiii, 178, 227. 

 Lace-wing Fly. larva of, preying on 

 Apple Leaf-skeletonizer, xv, 

 60. 

 on Corn Plant-louse, xiv, 33. 

 flies, xiii, 45. 



as enemies of plant-lice, xiv, 33; 

 xxi, 81 : xxiii, 14. 

 Lachnosterna, xxi, 163-165 ; xxiv, 135- 

 168. 

 affinis, xvii. 47, 49: xviii. 140. 142. 

 and Cyclocephala. xvii, 30-53 ; xviii, 

 109-144. See also White-grubs. 

 discussion of, cited, xxiii. 69. 

 distinctions between, xvii, 30; 



xviii, 121. 

 larvae, infection experiments with, 

 xviii, 134-137. 

 and Ligyrus, xxi, 163-165. 

 arcuata, xvii, 34. 36, 38, 47, 50; xviii, 

 139, 142. 

 article on, cited, xxiv, 137. 

 reared from egg to adult, xxiv, 137. 

 balia, xvii, 47, 51 ; xviii, 140, 143. 

 beetles, collections of, at lights and 

 on trees compared, xxiv, 

 139-140. 

 and in given localities in 

 different vears compared, 

 xxiv, 140, 141. 

 comparative collections of, from dif- 

 ferent food plants, xxiv, 144. 

 dissections of, to determine food of, 



xxiv, 144-145. 

 evening flight and mornins: disper- 

 sal of, xxiv, 146. 148-150. 

 habits of reproduction of, xxiv, 150- 



154. 

 infection experiment with, xix. 41. 

 infested by Sporotrichum globulif- 



erum. xix. 57. 

 oviposition of, general and specific 



notes on, xxiv, 153-154. 

 period of activity of, xxiv, 151. 

 ratio of males to females in collec- 

 tions of, xxiv. 151-152. 

 bipartita, xviii. 139, 142. 

 congrua, xvii, 48, 49; xviii. 139, 142. 

 corrosa, xvii, 47, 50; xviii, 140, 143. 

 crassissima, xvii. 47. 49; xviii, 139, 



142. 

 crenulata, xvii, 47. 51; xviii, 116, 140, 



144; xxiv, 154, 163. 

 dubia, xvii, 47, 50; xviii, 139, 142; 

 xxiv, 139, 141, 151. 



Lachm isterna - ( 'ontinued. 

 ephilida, xvii. 47. 4S ; xviii, 116, 139, 



141; xxiv, 153. 

 f ratcrna. xvii, 36, 37, 47. 50, 51 ; xviii, 



140, 143. 



fusca, xvii, 32. 36, 37, 38, 45, 47, 48, 



50. 51; xviii, 54, 139, 140, 142; 



xx, 33; xxiv, 137, 138, 139, 140, 



141. 142. 143. 144. 151. 152. 154. 



and inversa, description of larvae 



of, xvii, 46; xviii, 138. 

 food of adult, xviii, 115. 

 or inversa, eggs and larval period 

 of, xviii. 113. 

 genus, description of larva of, xvii, 



46; xviii, 138. 



gibbosa, xvii, 35, 36, 37, 38, 45, 47, 



48, 49, 51; xviii. 54, 113, 139, 



141 ; xxiv, 137, 139. 140, 141. 142, 



143, 144, 152. 



description of larva of, xvii, 46; 



xviii, 139. 

 parasite of, xviii, 124. 

 glaberrima, xvii, 47, 48 ; xviii, 139, 



141. 

 gracilis, xvii, 47, 49: xviii, 140, 141 



(Errata). 



grandis, xvii, 47. 50; xviii, 139, 142. 



hirticula. xvii, 35, 36, 37, 38, 39, 45, 



47, 51; xviii, 54, 113, 140, 143; 



xx. 33; xxiv. 137, 138. 139, 140, 



141, 143, 144, 149. 151, 152, 153. 



and rugosa, description of larvae of, 



xvii. 46; xviii, 139. 

 Chlaenius tomentosus feeding on, 



xviii, 126. 

 food of adult of, xvii, 43 ; xviii, 



115. 

 infested by Sporotrichum globulif- 

 erum. xvii, 81. 

 hirtiventris, xvii, 47, 48. 49; xviii, 139, 



141. 

 ilicis, xvii, 36, 37, 41. 47. 51; xviii, 

 113, 140. 144; xxiv. 137. 139, 140, 

 141. 143. 144, 149, 151. 152. 153. 

 implicita. xvii. 34. 36, 38, 47, 51 ; 

 xviii. 121, 140, 143; xxiv, 137, 138, 

 139, 140, 141, 143, 144, 149, 151. 

 152, 153. 154. 

 inepta, xvii, 47, 51 ; xviii, 140, 144. 

 injurious species of, found in Illinois, 



xxiv, 137. 

 insperata, xvii. 47, 50: xviii, 139, 142. 

 inversa. xvii. 34. 35, 36, 37, 38, 39, 

 45. 47. 49. 51: xviii, 54, 113, 139, 

 142: xxiv. 137, 138. 139. 140, 141, 

 143. 144, 145. 150. 151. 152. 153. 

 eggs of. xviii, 113, 118. 

 food of adults of, xvii. 43; xviii, 

 115. 



