464 THE BIOLOGY OF INSECTS 



Wasmann, E. Neue Beitrage zur Kcuntnis der Teniiitophilen 

 und Myrmecopliilcn. Zeits. wiss. Zool., 191 2, CL 



— — . Die Gastptlege der Ameisen ; iluc biologischeii und 

 philoBophischen Probleme. Abh. theor. Biol., 1920, I. 



Watson, J. H. The Wild Silk-moths of the World. Man- 

 chester, 191 1. 



Weismann, a. Die Entwicklung der Dipteren im Ei. Zeits. 

 wiss. ZooL, 1863, XIII. 



-— — . Die nachembrvonale Entwicklung der Musciden. lb., 

 1864, XIV. 



. Studies in the Theory of Descent (transl. R. Meldola). 



London, 1882. 



. Essays on Heredity (transl. Schonland, Shipley and Poul- 



ton). Oxford, 1889. 



The Germ Plasm (transl. Parker and Ronnfeldt). 



London, 1893. 

 . The Evolution Theory (transl. J. A. and M. K. Thomson). 



London, 1904. 

 Wheeler, W. M. A Contribution to Insect Embryology. 



Journ. Morph., 1893, VIII. 

 . Ants : their Structure, Development and Behaviour. 



New York, 1910. 

 . New Fungus-growing Ants from Texas. Journ. New 



York Ent. Soc, 191 1, XIX. 

 . The Ant Colonv as an Organism. Journ. Morph., 191 1, 



XXII. 

 . A Study of some Ant Larvae. Proc. Amer. Phil. Soc, 



1918, LVIL 



. The Parasitic Aculeata. Ib.y 1919, LVIII. 



. Social Life among the Insects. London, 1923.^ 



Les Soci^tes d'Insectes : leur Origine, leur Evolution. 



Paris, 1926. 

 White, F. B. The Pelagic Hemiptera. " Challenger " 



Reports, VII, 1882. 

 Will, F. Das Geschmaksorgan der Insekten. Zeits. wiss. 



Zool., 1885, XLII. 

 Williams, C. B. Records and Problems of Insect Migration. 



Trans. Ent. Soc, 1923. 

 . Notes on Insect Migration in Egypt and the Near East. 



lb,, 1924. 

 Williams, F. X. Phillipine Wasp Studies. Hawaian Sugar 



Plant. Assoc, 1919. (Bull. No. 14.) 

 Wilson, E. B. The Cell in Development and Heredity. 



(3rd ed.) New York, 1925. 



