1970] 
Jeanne — Nests 
69 
References 
Bequaert, J. 
1938. A new Charter ginus from Costa Rica, with notes on Charter ginus. 
Pseudo charter gus, Chartergus, Pseudopolybia, Epipona and Tatua 
(Hymenoptera, Vespidae). Rev, de Entomologia, 9( 1) :99-116. 
Bertoni, A. de 
1911. Contribution a la biologia de las avispas y abejas del Paraguay. 
An. Mus. nac. Buenos Aires, 22: 97-146. 
Clausen, Curtis P. 
1929. Biological studies on Poecilogonalos thwaitesn (Westw.), para- 
sitic in the cocoons of Henicopilus (Hymenoptera, Trigonalidae) . 
Proc. Ent. Soc. Wash., 31 (4): 67-79, 
Ducke, Adolph 
1905. Sobre as vespidas sociaes do Para. (1° Supplemento). Bol. Mus. 
Goeldi, 4: 652-698. 
1910. Revision des guepes sociales polygames d’Amerique. Ann. Mus. 
Nat. Hungarici, 8: 449-544. 
1914. Ueber Phylogenie und Klassifikation der sozialer Vespiden. Zool. 
Jahrb. (Syst.), 36: 303-330. 
Eberhard, Mary Jane West 
1969. The social biology of polistine wasps. Misc. Publ. Mus. Zool, 
Univ. Michigan, No. 140, Ann Arbor. 101 pp. 
Ihering, R. von 
1904. As vespas sociaes do Brazil. Rev. Mus. Paulista, 6: 97-309. 
Naumann, Martin G. 
1968. A revision of the genus Brachygastra (Hymenoptera, Vespidae). 
Univ. Kansas Sci. Bull., 47: 929-1003. 
Rau, Phil 
1933. The jungle bees and wasps of Barro Colorado Island (with 
notes on other insects). Kirkwood, Mo. 
Richards, O. W. and M. J. Richards 
1951. Observations on the social wasps of South America (Hymenop- 
tera, Vespidae). Trans. R. ent. Soc. London, 102: 1-120. 
Saussure, Henri de 
1853-8. Monographic des guepes sociales, ou de la tribu des Vespiens. 
Paris & Geneva. 
Schwarz, H. F. 
1929. Honey wasps. Natural History, 29(4): 421-426. 
Vecht, J. van der 
1962. The Indo-Australian species of the genus Ropalidia (Icaria) 
(Hymenoptera, Vespidae) (Second Part). Zool. Verh., Leiden, 
57: 1-72. 
