Appendix 
«Manuel d’Apiculture ” (« Les Abeilles, organes et 
fonctions’””). Schuckard, “British Bees.” Kirby 
and Spence, “Introduction to Entomology.” 
Girdwoyn, “ Anatomie et Physiologie de |’ Abeille.”” 
F. Cheshire, “Diagrams on the Anatomy of the 
Honey-Bee.”’ Gunderach, “Die Naturgeschichte 
der Honig-Biene.”’ L. Buchner, ‘ Geistesleben der 
Thiere.”’ ©O. Biutschli, “Zur Entwicklungs- 
geschichte der Biene.”’ J. D. Haviland, “The 
Social Instincts of Bees, their Origin and Natural 
Selection.” 
IV. Speciat Monocrarus: Orcans, Functions, 
Unpertaxincs, &c. 
F. Dujardin, “Mémoires sur le systeme nerveux des 
Insectes.””, Dumas and Milne Edwards, ‘Sur la 
Production de Ja Cire des Abbeilles.””? E. Blan- 
chard, “ Recherches anatomiques sur le systeme 
nerveux des Insectes.” L. R. D. Brougham, 
‘Observations, Demonstrations, and Experiences 
upon the Structure of the Cells of Bees.” P. 
Cameron, “On Parthenogenesis in the Hymenop- 
tera”? (Transactions Natural Society of Glasgow, 
1888). Erichson, “De fabrica et usu antennarum 
in insectis.”” B. T. Lowne, “On the Simple and. 
Compound Eyes of Insects”? (Philosophical Trans- 
actions, 1879). G. K. Waterhouse, “On the 
Formation of the Cells of Bees and Wasps.” Dr. 
C. T. E. von Siebold, “On a True Partheno- 
genesis in Moths and Bees.” F. Leydig, “Das 
Auge der Gliederthiere.”’ Pastor Schonfeld, 
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