15 



SPHECIDJE. 



W. H. Patton. — Some characters useful in the study of Sphecidae. 



<Proc. Boston Soc. Nat. Hist., Vol. XX, 1880, pp. 378-385. 

 Critical notes on genera and species. 

 F. F. KoHii. — Die Hymenopterengruppe der Sphecinen. <Ann. K. 



K. Naturh. Hofmuseums, Wien, Vol. V (1890), Part I, pp. 77-194; 



Part II, pp. 317-^t62. 



BEMBECID^. 



A. S. Packabd. — [See work cited under Larridse.] 



W. H. Patton. — ^The American Bembeoidse: Tribe Stizini. <Bul. 



U. S. Geolog. and Geogr. Survey, Vol. V, No. 3, 1879, pp. 341- 



347. 

 W. J. Fox. — Synopsis of the Stizini of Boreal America. <Proc. 



Acad. Nat. Sci. Phila., 1895, pp. 264-268. 

 W. J. Fox. — Synopsis of the Bembicini of Boreal America. <Proc. 



Acad. Nat. Sci. Phila., 1895, pp. 351-374. 

 A. Handliesch. — Monographie der mit Nysson und Bembex Verwand- 



ten Grabwespen. T parts. <Stzber. K. Akad. d. Wissensch. , 



Wien, 1887-'93, 1,150 pp., 23 pis. 



LAKEID^. 



A. S. Packard. — Revision of the Fossorial Hymenoptera of North 

 America. I. Crabronidse and Nyssonidse. <Proc. Entom. Soc. 

 Phila., Vol. VI, 1866, pp. 39-114 and 353-444. 



This work includes revisions of the following families: Larridse, Bembecidse, 

 Philanthidse, Mimesidse, Mellinidae, Pemphredonidse, and Crabronidse. 



W. H. Patton. — List of North American Larridse. <Proc. Boston 



Soc. Nat. Hist., Vol. XX, 1880, pp. 385-397. 

 Table of genera; list of, and notes on, species. 

 W. J. Fox. — Monograph of the North American species of Tachytes. 



<Trans. Amer. Entom. Soc, 1892, pp. 234-252. 

 W. J. Fox. — The North American Larridse. <Proc. Acad. Nat. Sci. 



Phila., 1894, pp. 467-551. 



NTSSONXD^. 



A. S. Packard. — [See work cited under Larridse.] 



E. T. Ckesson. — Descriptions of the species belonging to the genus 



Nysson, inhabiting North America. <Trans. Amer. Entom. 



Soc, Vol. IX, 1881-'82, pp. 273-284. 

 A. Handuesch. — [See work cited under Bembecidse.J 

 W. J. Fox. — Synopsis of the species of Nysson inhabiting America, 



north of Mexico. <Jour. N. Y. Entom. Soc, March, 1896, pp. 



10-16. 



