14 



S. FRANK AARON. The North American Chrysididse. <Trans. Amer. 



Entom. Soc., Vol. XII, 1885, pp. 209-218, PL VI-X. 

 A. MOCSARY. Monographia Chiysididarum orbis terrarum universi. 



Budapest, 1889, pp. 643. 



FORMICID^E (including allied families). 



G. L. MAYR. Die Formiciden der Vereinigten Staaten von Nordamer- 

 ika. <Verh. zool.-bot. Ges. in Wien, 1886, pp. 419-464. 



C. EMERY. Beitrage zur Kenntniss der nordamerikanischen Ameisen- 

 fauna. <Part I, Zool. Jahrb., Abth. f. Syst., Vol. VH, p. 633- 

 682 (1894); Part II, [ibid.] Vol. VIII, pp. 257-360 (1895). 



MUTILLID.E. 



CH. A. BLAKE. Synopsis of the Mutillidae of North America. <Trans. 



Amer. Entom. Soc., Vol. Ill, 1870-71, pp. 217-265; Additions and 



Corrections, Vol. IV, 1872-'73, pp. 71-76. 

 CH. A. BLAKE. Catalogue of the Mutillidse of North America, with 



descriptions of new species. <Trans. Amer. Entom. Soc., Vol. 



VII, 1878-'79, pp. 243-254. 

 CH. A. -BLAKE. Monograph of the Mutillidse of North America. 



<Trans. Amer. Entom. Soc., Vol. XIII, 1886, pp. 179-286. 

 This monograph supersedes the synopsis by the same author. 



W. J. Fox. The North American Mutillidge. <Trans. Amer. Entom. 

 Soc., 1898, pp. 219-292. 



SCOLIID^E. 



H. DE SAUSSURE and J. SICHEL. Catalogus specierum generis Scolia, 

 Geneva, 1864. 8 vo., pp. 352, 2 pis. 



SAPYGID^E. 



E. T. CRESSON. [Synoptic table of the North American species of 

 Sapyga.] <Trans. Amer. Entom. Soc., Vol. VIII, 1880, pp. 

 xx-xxi. 



POMPILIDJS. 



E. T. CRESSON. Notes on the Pompilidse of North America, with 

 descriptions of new species. <Trans. Amer. Entom. Soc., Vol. 

 I, 1867, pp. 85-150. 



W. J. Fox. The species of Pepsis inhabiting America, north of 

 Mexico. <Proc. Entom. Soc. Wash., Vol. IV, pp. 140-148. 

 (1897.) 



W. J. Fox. The North American species of Ceropales. <Trans. 

 Amer. Entom. Soc., 1892, pp. 49-63. 



