Monographie des Chrysomélides de l'Amérique. 321 



SPECIES MIHI IGN0T7E. 



chrysomp:la lin. 



1. Chrysomela scalaris Oliv. 



Sublieniisphîenca bninnea, elytris flavis, sutura fasciisque duabus un- 

 datis nigris. 



Doriiphom scnlarh Oliv. Entoniol. V. p. 58G. G. PI. 5. fig. 59. 



(1807.) 



Patria: Surinam. 



C.iput et thornx hevin brunnen. Elytra atra, sutura f^isciisque duabus undatis, 

 quaî marginem haud attingeiit, atris. Corpus subtus pedesque brunnea. Sternum por- 

 rectuiu acutuui. (sec. Oliv. 1. c.j 



2. Chrysomela acuminata Oliv. 

 Hemispliajrica, viridis, nitida, subtus viridi-ca;rulea, antennis nigris. 



Chrysomela acuminata Oliv. Enc. meth. Ins. V. p. 691. 15. (1790.) 

 Doriiphorn „ Oliv. Entoniul. V. p. 587. 8. PL 3. tig. 



30. (1807.) 

 Patria: Brasilia. 



Antennaî uigro-cyaneîc. Corpus supra viride iiitens aut viridi-reneuni , subtus 

 viridi-caM-uleuin. Thorax et elytra la>via. .Sternum porrectum acutuiu. (sec. Oliv. 1. e.) 



3. Chrysomela De Gandei Haly. 

 Ovata, valdc cunvcxa, subtus viridi-chalybcata , supra nitido-cuprea; 

 elytris tenuiter punctato-striatis, striis ad latera confusis, interstitiis distincte 

 puuctatis. Long-. 4§ lin. 



Doryphorit De Gandei Baly. Trans. Ent. Soc. New Ser. Y. p. 



154. (1859.) 



Ovate, convex, viridi-clialybeatc bcneatli, above sliining cupreous. Head 

 tinely punctured, labrum fulvous; antennaî liait the length of tlie body, bluisli-black, 

 two basai joints fulvous beneatli. Thorax more than twice Ijroader tiian long; sides 

 -straight, narrowed and rounded in front, anterior angles ol)Solctely mucronate; above 

 sub-reniotely and tinely punctured, puncturing rathcr deeper on the sides and base. 

 Elytra broader than the thorax, very convex, rotundate-ovate, surface very tinely 

 reticulate-aciculate, tinely and sul)-reniotely punctured, each elytron iniprcssed on its 

 inner lialf witli tive or six rows of soniewiiat deeper punctures. (sec. Balv 1. c.) 



Hab: Peru. 



41 



