6 Insi 
INSECTA. 
productive than those dependent on insect aid ; 4, that where plants are 
dependent on insects, they are the worse fitted to engage in the struggle 
for life. 
Kerner’s “ Schutzmittel der Bliithen gegen unberufene Gaste ” (Wien : 
1876) has not been seen by the Recorder. 
Insectivorous plants. Additions to the list ; W. J. Beal, P. Am. Ass. 
xxiv. (Detroit : 1876) 1876, p. 251. 0. Cramer, “Ueber die Insecten- 
fressenden Pflauzen ” (Zurich: 1877), gives an epitome of all hitherto 
recorded on this subject. A figure of Drosera with moth entangled ; W. 
Wilson, Nature, xvi. p. 362. . 
Injurious Insects. On the method of subduing them ; J, L. Leconte, 
P. Am. Ass. xxiv. (Detroit: 1875) 1876, p. 202. Report of Conference 
at Society of Arts on means of destruction in England ; Nature, xvi. 
p. 104. On extirpation ; A. Murray, J. Soc. Arts, xxv. p. 734. Notes of 
observations during 1877, by E. A. Ormorod, T. A. Preston, and E. A. 
Fitch, in an 8vo pamphlet, with cuts, printed for gratuitous distribution. 
Insects injurious to the vine ; J. Lichtenstein, Feuil. Nat. viii. p. 21. 
To rice ; A. Bertoloni, “ Sui Malanni e sugli Insetti nociyi al riso nel 
Bolognese ” (Bologna : 1876). 
Plant-galls in Scotland ; W. II. Trail, Scot. Nat. iv. pp. 13-18. 
The “ Bulletin d Isectologio agricolo ” (not seen by the Recorder) 
appears, from the notices in Bibliographical portion of Bull. Soc. Ent. 
Fr. (5) vii., to contain many economic notices. A great number of small 
economic and other notices are also contained in the “ Scientific Ameri- 
can,” vols. xxxii.-xxxvi., and recorded in Psyche, ii. pp. 94-96 [for 1877, 
not published until ,1878]. 
General observations, extending from 1871-1876; K. von Dalla Torre, 
Ent. Nachr. ii. pp. 33-37, 117-119. 
Indications of geographical changes afforded by the distribution of 
insects; J. L. Leconte, P. Am. Ass. xxiv. (Detroit: 1875), 1876, p. 4. 
Netherlands. Various observations on scattered species, in Tijdschr. 
Ent. XX. Verslag, with special lists of insects taken at Walcheren, &c., 
pp. xxvii.-xxxv. For Coleoptera, see also Everts, infra \_Coleoptera, titles]. 
Moravia, Austrian Silesia, and Freistadt, Upper Austria. Dates of 
appearances of insects registered ; Verb. Ver. Briinn, xv. pp. 162-164. 
Szamosfalva, near Olausonbourg. CoUoptera and Hemiptera found in 
salterns; G. v. Horvath, Term, fiizotok, 1877, p. 94. 
Kiistai. Notes on Alpine insect-fauna ; K. von Dalla Torre, Ent. 
Nachr. iii. p. 169. 
Navacerrada, near Madrid. Perez Areas, Act. Soc. Esp. vi. pp. 54-61. 
Egypt and Syria. W. D. Robinson-Douglas, Ent. M. M. xiv. p. 135. 
West Siberia. Insects observed during Dr. O. Finsch’s expedition of 
1876 referred to in the “Catalog der Ausstellung ethnographischer und 
naturwissenschaftlicher Sammlungen ” (Bremen : 1877, 8vo, published 
by the Geographical Society of that town), p. 24. Lepidoptera from 
N.W. Altai, CoUoptera from the Kirghese Steppes, Altai, and River Ob, 
Ilymenoptera from the two latter localities and honey from the Altai 
