90 Insecta. 
XI. Insecta. [1921] 
Fertilization. 
Bishop, Honey-bee, 197. 
Embryology. 
Mavor, Chromosomes, 1200 ; Sil- 
vestri, 1617 ; Verhein, 1840. 
Postembryology. Metamorphosis. 
Alfieri, Goleoptera, 39; Brittain', 
Gypona octolineata , 256 ; Carpenter, 
324; Di Majo, 458; Efflatoun, 
Diptera, 545 ; Enslin, Bhophites 
canus, 569; Fulmek, 707; Herold, 
834, 835; Kern, 933; Komarek, 
Ecdyurus 981, Ephemeridae 984 ; 
Lloyd, Trichoptera, 1109; Lundblad, 
Hydrometra, 1122 ; Middleton, 1236 ; 
Tanzer & Osterwald, Gulicidae, 
1740; Verhoeff, 1841; Zollner, 
1967. 
Cycles of Generations. 
Haviland, 792. 
Regeneration. 
Griffini, 757 ; Verhoeff, 1842. 
Parthenogenesis. 
Cavazza, 335; Pictet, Bui. Soc . 
Lep. Geneve 4 p. 5, 1918. 
ETHOLOGY. 
General and Miscellaneous. 
Davidson, Aphis, reproduction, etc., 
421 ; Eldering, 550 ; Friederichs, 
fungus attacks on insects, 676 ; 
Krausse, Polyhedral diseases in 
Lepidoptera, 991 ; Muir, symbiosis, 
1267 ; Rhumbler, 1471 ; Bouchard, 
222 ; Mera, 1221 ; Rehfous, Bui. 
Soc. Lep. Gendve 4 p. 137 ; Reuss, 
1459; Stackelberg, 1643; Wolff 
& Krausse, 1943. 
Hibernation. 
Gillmer, 729 ; Krausse, 991 ; 
Rehfous, Bui. Soc. Lep. Geneva 4 
p. 131; Reinecke, 1452; Seitz, 
1589 ; Thienemann, 1754 ; Wil- 
helmi, Muscidae, 1928. 
Acclimatisation. 
Ross, Goleoptera , 1500. 
Tropisms. 
Acqua, 6 ; Atkins, 71 ; Delgener, 
430; Dietze, Pieridae, 456; Frick - 
hinger, 672; Kryz, 1032; Lloyd,. 
1110; Ruschkamp, 1525. 
Instinct. 
Bouvier, 230 ; Cotte, 386 ; 
Lohner, 1112 ; Rabaud, 1435. 
Psychology. 
Howlett, 875. 
Habitat. 
Arndt, cavernicolous, 65 ; Buhk, 
287 ; Eisinger, 549 ; Fagniez, caverni- 
colous, 589 ; Falcoz, 596 ; Muller, 
cavernicolous, 274 ; Parker, snow 
Gollembola, 1346; Rimsky-Korsakov, 
Hymenoptera, 1481 ; Willem, 1934. 
Movement. Attitude. 
Buddenbrock, 284 ; Doormann, 
469 ; Edwards, 541 ; Swynnerton, 
Proc. ent. soc. London 1920 p. 75 1921 ; 
Uichanco, 1801. 
Flight. 
Annandale & Dover, 59 ; Enslin, 
567 ; Kleine, Forficula, Zs. wiss. 
Insektenbiol. 16 p. 194 ; Poulton, 
Proc. ent. soc. London 1920 p. 90 1921 ; 
Wall, 1871. 
Migration. 
Bartenev, 114; Cleare, 363; Pic- 
tet, 1380; Poulton, Proc. ent. soc. 
London 1920 p. 58, 63, 1921 ; Romieux, 
Bui. Soc. Lep. Geneve 4 p. 148 ; 
Uvarov, 1817. 
Nests. 
Enslin, 569 ; Krausse, 992 ; Maly- 
shev, 1169; Strand, 1681. 
Gregariousness. 
Brown, 263 ; Dyar, 501 ; Bequaert, 
152. 
Ant-life. Myrmecophily. 
Box, 235 ; Buhk, 286 ; Donis- 
thorpe, 465, 466 ; Ernst, 572 ; 
Gebien, 720 ; Heyde, 840 ; Isnard, 
888, 889; Kleine, 960; Krausse, 
995, 1000, 1001 ; Kryger, 1031 ; 
Kutter, 1041 ; Mann, 1173 ; Rei- 
chensperger, 1451 ; Ruschkamp, 1525 ; 
Silvestri, 1615 ; Stager, 1645 ; Stitz, 
1669 ; Thienemann, 1752. 
