62 THE CANADIAN ENTOMOLOGIST. 



Chelymorpha, Chevr. 



Represented by C. argtis, Licht., of the size of the 

 preceding species (.36-. 48 in.), yellowish or reddish above, 

 black beneath. Thorax with four black spots in a curved 

 transverse row, behind which are often two others. Elytra 

 'I usually with six black spots on each, arranged as shown in 

 Fig. 1 1, and a common spot just posterior to the scutellum. 

 Legs usually black. The prosternum is rather deeply longi- 

 tudinally grooved and produced in front. 

 The following bibliography gives the names of the principal papers 

 on the North American Chrysomelidse ; a few short articles have been 

 omitted to economize space, since the genera have been treated in the 

 more extended papers cited. 



1 845-1 848. — Lacordaire, Th. Monographic des Coleopteres subpenta- 

 meres de la famille des Phytophages. 2 Vols. Mem. Soc. Roy. 

 Liege, Vols. II L and V. 



1849. — Haldeman, S. S. Cry[)tocephalinorum Borealis Americiw diag- 

 noses. Jour. Acad. Nat. Sci., N. S., I.; Proc. Acad. Nat. Sci., IV. 



1852-1854. — Suffrian, E. Monographic und kritisches Verzeichniss der 

 Nordamerikanischen Cryptocephaliden. Linntea Entom.,VI. and VII. 



1856. — Rogers, W. F. Synopsis of the species of Chrysomela and allied 

 genera inhabiting the United States. Proc. Acad. Nat. Sci., VIII. 



1862-1865. — Stal, C. Monographic des Chrysomelides de I'Amerique. 



Upsal. 



1865. — Leconte, J. L. On the species of Galeruca and allied genera 



inhabiting North America. Proc. Acad. Nat. Sci., Philadelphia. 

 1866.— Leconte, J. L. Practical Entom., II., p. 9 [Prasocuris]. 

 1873. — Crotch, G. R. Material for the study of the Phytophaga of the 



United States. Proc. Acad. Nat. Sci., Philadelphia. 

 1880. — Leconte, J. L. Short studies of North American Coleoptera. Tr. 



Am. Ent. Soc, VIII. [Cryptocephalini]. 

 1883. — Horn, Geo. H. Chrysomelidee, Hispini. Miscellaneous notes 



and short studies of N. A. Coleoptera. Trans. Am. Ent. Soc, X. 

 1889. — Horn, Geo. H. A synopsis of the Halticini of Boreal America. 



Tr. Am. Ent. Soc, XVI. 

 1891. — Leng, Chas. W. Revision of the Donaci^e of Boreal America. 



Tr, Am. Ent. Soc, XVIII, 



