ARMY ANTS IN BRITISH GUIANA. 327 



Forel, A. 



1899. Excursion Myrmecologique dans I'Amerique du Nord. Ann. 

 Soc. Ent. Belg. 43, 1899, pp. 438^47. 

 Forel, A. 



1912. Die Weibchen der " Treiberameisen " Anomma nigricans 

 Illiger und Anomma Wilwerthi Enierj', nebst einigen 

 anderen Ameisen aus Uganda. Mitteil. Naturh. Mus. 

 Hamburg 29, 1912, pp. 173-181, 1 pi., 3 text-figs. 

 Gallardo, A. 



1915. Observaciones sobre algunas Hormigas de la Republica 

 x\rgentina. Anal Mus. Nac. Hist. Nat. Buenos Aires, 

 27, 1915, pp. 1-35, 6 figs. 

 Luederwaldt, H. 



1918. Notas Myrmecologicas. Sao Paulo, Typ. " Diario Official," 

 1918, pp. 1-36, 1 pi. 

 Luederwaldt, H. 



1920. Neue Brasilianische Ameisen. Sao Paulo, Weiszflog Irmaos, 

 1920, pp. 4-14. 

 Mayr, G. 



1886. Ueber Eciton-Labidus. Wiener Ent. Zeitg. 5, 1886, pp. 33- 

 36, 115-122. 

 Mayr, G. 



1870. Neue Formiciden. Abhandl. zool. bot. Ges. Wien. 22, 1870, 

 pp. 939-996. 

 Miiller, W. 



1886. Beobachtungen an Wanderameisen (Eciton hamatum). 

 Kosmos 1, 1886, pp. 81-93, 1 fig. 

 Norton, E. 



1868. Notes on Mexican Ants. Amer. Natur. 2, 1868, pp. 57-72, 1 pi. 

 Norton, E. 



1870. Description of Mexican Ants Noticed in the American Natura- 

 list, April 1868. Commun. Essex Inst. 6, 1870, pp. 1-10, 

 10 figs. 

 Smith, F. 



1859. Catalogue of Hymenopterous Insects in the Collection of the 

 British Museum. VII Dorylidse and Thynnidse, 1859, 76 

 pp., 3 pis. 

 Sumichrast, F. 



1868. Notes on the Habits of Certain Mexican Hymenoptera pre- 

 sented to the^ American Entomological Society. Trans. 

 Amer. Ent. Soc. 2, 1868, pp. 39^4. 



