Monographie des Chrysosiélides de l'Amérique. 331 



2. Phytodecïa simplex Suffr. 



Elongata, subeonvexa, testacea, antennis apiee nigiicantibus, elytiis 

 profuiule punctato-striatis , tibiis auticis nuiticis, mediis fortiter calcaratis. 

 Long. 2 lin. 



Chrysomela simplex Suffr. Eut. Zeit. XIX. p. 383. 20. b. (1858.) 



Ans Nordamerika, ohne niiliere Angabe des Fundorts. Mus. Riehl. 

 (sec. Suffrian, 1. c.) 



PHYLLODECTA Kirby. 



yl. PhYLLODECTA INTERSTITI A LIS I^IaNN. 



Oblong-a, viridi-aînea , cœrulescenti-micans, nitida; antennanim articulo 

 primo apice rufescente; thorace longitudine duplo latiore, antioe subito angu- 

 stato, latcribus postoi-ius subreetis, in medio remote, ceterum crebrius pun- 

 ctato, utrimque fovea magna obliqua (an fortuito?) irapresso; elytris crebre 

 punctatis, punctis versus suturam in strias seriatis. 



Longit. 2 lin, Latit. \ lin. 



PlniUodecta Vittellhue? Kirby in Richardson. Faun. Bor. Amer. 



' IV. p. 216. 289. 

 , Phratora interslitialis Mann. Bull, de Mosc. 1853. p. 259. 251. 

 ^„ „ Suffr. Ent. Zeit. XIX. p. 400. 3. (1858.) 



Habitat ad fl. Kwiclipakli, sec. D. Mené tri es. Mus. Acad. Inip. 

 Scient. Petrop. 



Phr. VitMiwx Linué statura affinis, secl elytrorum tota superficie profunde et 

 crebre puiietata sine uUo dubio species distiucta. (sec. ilauuerlieim. 1. c.) 



PLAGIODERA Er. 



1. Plagiodera confluens Rogers. 



Oblong oval, black, head and thorax black, thorax with a wide yellow 

 margin, elytra brownish black, iincly and sparsely punctin-ed, with four very 

 faint oblong ferruginous spots on eacli elyti'on, autennse, legs and under 

 surface black. Length. 28. 



Chrysomela confluens Rog'ers. Proc. Acad. Philad. YIII. p. 37. 



30. (1857.) 

 „ Suffr. Ent. Zeit. XIX. p. 391. 30. (1858.) 



