Subject Index. — Ethology. 
153 Insecta. 
Instinct, Psychology. 
Sinnesleben ; Pasternak, 1971. 
Analyse der sqzialcn Instinkte ; 
Szymanski, 2636. 
Zweckraassiges Handeln eincr Raupc ; 
Hensel Intern, ent. Zs. Guben 7 p. 108. 
Bombilius, phototaxis Holmes, 
1183. 
Culex pipiens, tropisms ; Weiss, 
2878. 
Prototropism, mosquitoes ; Weiss, 
2876. 
Tropic reactions Mrgilla, and hydro- 
tropism of mosquitoes ; Weiss, 2872 
Chemotropism ; Tragardh, 2697. 
Reactions to gradients of evaporating 
power of air ; Shelford, 2449. 
Periplaneta orientalis, behavior ; 
Turner, 2713. 
Gehirn und Gedachtnis der Kiichen- 
schabe ; Bretschneider, 316. 
Negative geotropism of Corythuca, 
Adcilia, Coccinella, Megilla ; Weiss, 
2877. 
Adaptation in the habits of a 
Tabanid ; Annandale, 41. 
Scarabceus sacer, acte reflechi ; B§- 
nard, 142. 
Vision ; Seitz, 2422. 
Vol an tour des lampes ; Pictet, 2061. 
Warum fliegt die Motte ins Licht ? ; 
Franz, 877. 
Zahl der beim Lichtfang erbeuteten * 
Weibchen ; Dewitz, 651. 
Katalepsie der Phasmiden ; Schmidt, 
2359, 2360, 2361. 
Ballast for flight; Dodd Proc. R. 
Soc. Queensland 24 p. 103. 
Resemblance, Protection, Utility. 
Protective coloration ; Curtis, 584 : 
of. Wheeler Ent. Rcc. 25 pp. 188-190. 
Death feint Calandrn ; Weiss, 2873. 
l’rotectivo coloration ; Weiss, 2874. 
Protection, food of birds ; McAttee, 
1606. 
Rhopalocera as food of birds ; 
Swynnerton, 2630. 
Birds and butterflies Fryer <fc 
Poulton pp. xl-xli Pr. ent. Soc. London 
1913. 
Birds and butterflies ; Manders p. 
292 Entomologist 46. 
Birds and butterflies ; Rattray p. 334 
Entomologist 46. 
Birds and butterflies, Ceylon ; Fryer, 
908. 
Autotomie Embia ; Pliginskij, 2072. 
Odour preferences ; Weiss, 2875. 
Two-sex mimicry ; Rogers, 2241. 
Colour-groups, hawaiian Jlymcnop- 
tera ; Perkins, 1996. 
Mimicry, protection ; Tulloch, 2708. 
Mimicry ; Oberthur Etudes 6 pi. 
cxxviii 1912. 
Mimicry by Syntomidae ; Kaye, 1325. 
Cas collectif de mimetisme ; J oannis, 
1274. 
Desert mimicry ; Innes, 1248. 
Danaine species. North American 
mimics ; Haskin, 1101. 
Mimicry in Colcoptera ; Gahan, 
922a. 
Resemblance among acraeine larvae ; 
Carpenter, 433. 
Mimicry in boreal American Rhopalo- 
cera ; Skinner, 2485. 
Antigeny in nearctic butterflies ; 
Skinner, 2482. 
Attacus, Samia, Salurnia, Loepa, 
mimicking snake’s head ; Fawcett, 815. 
Ant-mimicry, Formicomus ( Coleopt ., 
Anthicidae) ; Fletcher J. Bombay Soc. 
22 p. 415. 
Mimicry in silkworm moths ; Beadon, 
J. Bombay Soc. 22 p. 412. 
Mullerian associations, S. America ; 
Kaye pp. cxxvii-cxxix Pr. Ent. Soc. 
London, 1912. 
Membracidac protective resemblance ; 
Poulton p. xxxv. Pr. ent. Soo. London 
1913. 
Resomblanco Hesperiidae and Melt- 
taea ; Poulton p. xlvi. Pr. ent. Soc. 
London 1913. 
Mimicry, australian bees ; Perkins 
p. c Proc. ent. Soc. London 1912. 
