14 

 FoKMiciD^ (including allied families). 



G.L.Mayr.— Die Formicideu derVereinigten Btaatenvon liTordamerika. 

 <Verli. zool.-bot. Ges. in Wien, 1886. 



MCTILLID^. 



Ch. a. Blake.— Synopsis of the Mutillidse of North America. <Trans. 

 Amer. Entom. Soc, Vol. Ill, 1870-'71, pp. 2l7-2e5; Additions and 

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



Ch. a. Blake. — Catalogue of the Mutillidae 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. XIll, 1886, pp. 179-286. 

 This monograph supersedes the synopsis by the same author. 



SCOLIID^. 



H, DE Sal'ssuee & J. SiCHBL. — Catalogus specierum generis ScoliaC, 



Genfeve, 1864. 



SAPYGID^. 



E. T. Cresson. — [Synoptic table of the North American species of 

 Sapyga.] <Traus. Amer. Ent. Soc, Vol. Vlll, 1880, pp. xx-xxi. 



POMPILID^. 



E. T. Cresson. — Notes on the Pompilidae of North America, with de- 

 scriptions of new species. <Trans. Amer. Ent. Soc, Vol. I, 1867, 

 pp. 85-150. 



SPHECID^. 



W. H. Patt(jn. — Some characters useful in the study of Sphecidse. 

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

 Critical notes on genera and species. 



LARRLD^. 



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

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

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



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

 Fhilanthidx, Mimesidse, Mellinids, Pemphredonidse, and Crabronidae. 



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

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

 Table of genera ; list of and notes on species. 



BEMBECID.S;. 



A. S. Packard, Jr.— [See work cited under Larridae.] 



W, H. Patton.— The American Bembecidse: Tribe Stizini. <Bull. 

 17. S. Geolog. and Geogr. Survey, "^-' ^ ^"^ " ' — 



