162 ANNALS NEW YORK ACADEMY OF SCIENCES 



Dichthadia Gerstacker. Stettin. Ent. Zeitg., XXIV, p. 698. 1863. (Subgenus 

 of Dorylus.) 



Type: Dichthadia glaberrima Gerstacker => Dorylus Iwvigatus F. Smith 

 (monobasic). 2 

 Dicroaspis Emery. Ann. Soc. Ent. Belg., LII, p. 184. 1908. 



Type: Dicroaspis cryptocera Emery (monobasic). 

 Dilobocondyla Santschi. Le Naturaliste, XXXII, p. 283. 1910. 



Type: Atopomyrinex selebensis Emery (by present designation). 

 Dimorphomyrmex Ern. Andre. Mem. Soc. Zool. France, V, p. 49. 1892. 



Type: Dimorphomyrmex janeti Era. Andre (monobasic). 

 Dinomyrmex Ashmead. Canad. Entom., XXXVII, p. 384. 1905. (=Cam- 

 ponotus.) 



Type: Formica gigas Latreille (designated by Ashmead, 1905). 

 Dinoponera Roger. Berlin. Ent. Zeitschr., V, p. 37. 1861. 



Type: Ponera grandis Guerin (monobasic). 

 Diplomorium Mayr. Ann. K. K. Naturhist. Hofmus, XVI, p. 16. 1907. 



Type: Diplomorium longipenne Mayr (monobasic). 

 Diplorhoptrum Mayr. Verb. zool. bot. Ver. Wien, V, p. 449. 1855. 

 (= Solenopsis.) 



Type: Formica fugax Latreille (monobasic). 

 Discothyrea Roger. Berlin. Ent. Zeitschr., VII, p. 176. L863. 



Type: Discothyrea testacca Roger (monobasic). 

 Doleromyrma Forel. Ann. Mus. Nat. Hungar., V. p. 28. 1907. (Subgenus of 

 Tapinoma.) 



Type: Tapinoma {Doleromyrma) darwiniana Forel (monobasic). 

 Dolichoderus Lund. Ann. Sci. Nat, XXIII, p. 130. 1831. 



Type: Dolichoderus attelaooides Lund (monobasic). 

 Dorylus Fabricius. Ent. Syst, II. pp. 194 and 365. 1793. 



Type: Ycsi>a hcluola Linne (designated by Sbuckard. 1840). 

 Dorymyrmex Mayr. Sitzb. Akad. Wiss. Wien, LTII. p. 494. 1866. 



Type: Formica flavescens Fabricius (monobasic). 

 Drepanognathus F. Smith. Catal. Hymen. Brit. Mus., VI, p. 81. 1S5S. 



Type: Harpegnathus saltator Jerdon (designated by Bingham, 1903). 

 Echinopla F. Smith. Jonrn. Proc. Linn. Soc. Zool., II, p. 79. 1857. 



Type: Echinopla melanarctos F. Smith (first species by present designa- 

 tion ) . 

 Eciton Latreilee. Hist. Nat. Trust, et Ins.. IV, p. 130. 1802. 



Type: Formica hamuta Fabricius (designated by Emery, 1910). 

 Ecphorella Forel. Ann. Soc. Ent. Belg., LIII. p. 69. 1909. (Subgenus of 

 Tapinoma.) 



Type: Ecphorella tcellmani Forel (monobasic 1 ). 

 Ectatomma F. Smith. Cat. Hymen. Brit. Mus.. VI. p. 102. 1858. 



Type: Formica, tubercnlata Oliver (designated by Bingham, 1903). 

 Ectomomyrmex Mayr. Tijdscr. v. Ent.. X. p. S3. 1867. (Subgenus of 

 Pachycondyla.) 



Type: Ectomom firmer javanws Mayr (designated by Bingham, 1903). 



1 Not D. f areata, as stated by Ashmoad. 1906. 



