HYMENOPTERA. 19 



Melander, A. L., and Brues, C. T. — New species of Gasteruption, 

 Trigonalys, Parnopes, and Psammophila, <Biol. Bui., in, pp. 

 35-42, 1902. 



Table of Psammophila, Parnopes, and Trigonalys. 



Viereck, H. L. — The North American cuckoo wasps of the genus 

 Parnopes. < Trans. Amer. Ent. Soc, xxx, pp. 245-250, 1904. 



EORMICID^E. 



Mayr, G. L. — Die Formiciden der Vereinigten Staaten von Nord- 

 amerika. <Verh. k. k. zool.-bot. Ges. Wien, 1886, pp. 419-464. 



Emery, C. — Beitrage zur Kenntniss der nordamerikanischen Amei- 

 senfauna. <Part I, Zool. Jahrb., Abth. f. Syst., vn, pp. 633- 

 682, 1894. <Ibid., Part II, vm, pp. 257-360, 1895. 



Wheeler, W. M. — A revision of the North American ants of the 

 genus Leptothorax Mayr. <Proc. Acad. Nat. Sci. Phila., 1903, 

 pp. 215-260, pi. 1. 



The North American ants of the genus Stenamma. < Psyche, 



1903, pp. 164-168. 



The ants of Texas, New Mexico, and Arizona. <Bul. Amer. 



Mus. Nat. Hist., Pt. i, xxiv, pp. 399-485, pis. 2, 1908. 



The American ants of the sub-genus Colobopsis. <Bul. Amer. 



Mus. Nat. Hist., xx, pp. 13#-158, 1904. 



An annotated list of the ants of New Jersey. <Bul. Amer. 



Mus. Nat. Hist., xxi, pp. 371^08, 1905. 



An analytic key to the genera of the family Formicidse for the 



identification of the workers. <Amer. Nat., xxxvi, pp. 707-725, 

 1902. (Translated from Emery.) 



The North American ants of the genus Dolichoderus. <Bul. 



Amer. Mus. Nat. Hist., xxi, pp. 305-319, 1905. 



The North American ants of the genus Liometopum. <Bul. 



Amer. Mus. Nat. Hist., xxi, pp. 321-333, 1905. 



The fungus-growing ants of North America. <Bul. Amer. 



Mus. Nat. Hist., xxm, pp. 669-808, pis. 5, 1907. 

 Revises oar Attii. 



MUTILLID^E. 



Blake, C. A. — Synopsis of the Mutillida? of North America. < Trans. 

 Amer. Ent. Soc, in, pp. 217-265, 1870-1871; Additions and Cor- 

 rections, iv, pp. 71-76, 1872-1873. 



Catalogue of the Mutillida? of North America, with descrip- 

 tions of new species. < Trans. Amer. Ent. Soc, vn, pp. 243-254, 



1878-1879. 



