17 



EUMENID^. 



HENRI DE SAUSSURE. [See work just cited under Masaridae.] 



HENRI DE SAUSSURE. Etudes sur la famille des Vespides. Monogra- 



phic des guepes sociales ou de la tribu des Yespiens. Paris, 1853. 



8 VO , pp. 256. [Separate work.] 

 HENRI DE SAUSSURE. Bemerkungen iiber die Gattung Vespa, beson- 



ders iiber die amerikanischen Arten. <Stettiner Entom. Zeit., 



Vol. XVIII, 1857, pp. 114-117. 

 HENRI DE SAUSSURE. Note sur les Polistes americains. <Ann. Soc. 



Entom. France, 1857, pp. 309-314. 

 H. W. LEWIS. Vespinge of the United States and Canada. <Trans. 



Amer. Entom. Soc., 1897, pp. 169-192. 



ANTHOPHILA (Andrenidw and Apidce). 



E. T. CRESSON. A list of the North American species of the genus 

 Anthophora, with descriptions of new species. <Trans. Amer. 

 Entom. Soc. , Vol. II, 1868-69, pp. 289-293. 



E. T. CRESSON. Catalogue of North American Apidse. <Trans. 

 Amer. Entom. Soc., Vol. VII, 1878-79, pp. 215-232. 

 A synonymical reference list of the species. 



W. H. PATTON. Generic arrangement of the Bees allied to Melissodes 



and Anthophora. <Bul. U. S. Geolog. and Geogr. Survey, Vol. 



V, No. 3, 1879, pp. 471-479. 

 E. T. CRESSON. On the North American species of the genus Nomada. 



<Proc. Entom. Soc. Phila., Vol. II, 1863, pp. 280-312. 

 E. T. CRESSON. On the North American species of several genera of 



Apida?. <Proc. Entom. Soc. Phila., Vol. II, 1864, pp. 373-411. 

 E. T. CRESSON. List of the North American species of Bombus and 



Apathus. <Proc. Entom. Soc. Phila., Vol. II, pp. 83-116 (1863). 

 E. T. CRESSON. On the North American species of the genus Osmia. 



<Proc. Entom. Soc. Phila., Vol. Ill, 1864, pp. 17-43. 

 E. T. CRESSON. Descriptions of New North American Hymenoptera 



in the collection of the American Entomological Society. Family 



Apidse. <Trans. Amer. Entom. Soc., Vol. VII (1878-79) pp. 



61-136, 201-214. 

 C. ROBERTSON. North American bees. Descriptions and Synonyms. 



<Trans. Acad. Sci., St. Louis, Vol. VII, pp. 315-356. (1897.) 

 C. ROBERTSON. Synopsis of the North American species of the genus 



Oxybelus. <Trans. Amer. Entom. Soc., 1889, pp. 77-85. 

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