APPENDIX. 293 



rundeten Inneiirand. (In Ilornbeck's Sammlung zn Kopen- 

 hagen.) 



{Translation.) — Golden green, with black antennae, yellow feet and a 

 large brownish-black spot on the wings ; length three lines, $> . From the 

 Crab Islands (West Indies). 



Face bright steel-blue near the antennae, golden-green farther below, 

 everywhere with a silvery reflection in a certain light. Front golden - 

 green, with a bluish reflection ; thorax likewise, but with a silvery reflec- 

 tion anteriorly ; pleurae of the same color, altogether with a whitish reflec- 

 tion. Abdomen golden green, black at the incisures, in a certain light 

 reddish-coppery. Feet yellow ; hind tibiae and feet gradually infuscated. 

 Wings hyaline ; the dark spot is along the costa and extends to about two- 

 thirds of the breadth of the wing ; it is equally distant from the base 'aud 

 the tip, and occupies about two-fourths of the length of the wing in the 

 middle ; its inner border is rounded. (Hornbeck's Collection in Copen- 

 hagen. ) 



Page 219. ]Vo. 13. Psilopus Sayi. 



iEneus ; antennis, abdominis basi, incisuris pedibusquc fiavis. 



Erzgrun, mit gelben Fiililern, Hinterleibswurzel, Einscliiiitten 

 und Beinen. Liinge 2§ Linien % . Aus Pennsylvanien. 



Dolichopus unifasciatus Say, Journ. Acad. Philad. Ill, 85, 2. 



Fiihlerwurzel, aber aucn wahrscheinlich das verloren gegangene 

 Endglied, gelb. Untergesickt lebhaft erzgrun, unten wenig weiss- 

 scliimmernd ; Stirn smaragdgriin, mit Metallglanz. Riickenschild 

 in's Griingoldene iibergehend ; die griingoldenen Brustseiten weiss 

 bereift. Erster Hinterleibsabschnitt iiberall, zweiter an der 

 Wurzel, folgende an den Einschnitten gelb ; die Hauptfarbe des 

 Hinterleibes ist an der Wurzel smaragdgrunlich erzfarben, was an 

 der Spitze ins Griingoldene iibergelit. Fliigel sehr licht gelblich, 

 mit gelben Adern. Beine gelb ; vorderste Fiisse iiberall, hintere 

 nur an der Spitze schwarzlicli-braun. (Im Philadelphischen 

 Museum.) 



(Translation.) — Bronze : green, with yellow antennae, basis of the abdo- 

 men, incisures and feet ; length two and two-thirds of lines, % . Penn- 

 sylvania. 



Syn. D. unifasciatus Say, Journ. Ac. Phil. Ill, 85, 2. 



Basis of antennae and probably also the last joint (which is broken) 

 yellow. Face bright bronze-green, with a slight whitish reflection below. 

 Front emerald-green, with metallic reflection. Thorax verging into golden- 

 green ; the golden-green pleurae whitifh-pruinose. First abdominal seg- 

 ment yellow, the root of the second and the incisures of the following, also 



