116 THE CANADIAN ENTOMOLOGIST. 
confluently punctured and wrinkled; anterior tubercles large and not 
prominent; elytra with two impressions adjoining the suture, elevated at 
the base ; legs testaceous. 
[Taken in Ontario and at Lake Superior]. 
302. Donacra aFFINis Avrby.—Length of body 334 lines. Taken 
by Dr. MacCulloch in Nova Scotia. 
Body minutely punctured, copper-coloured brilliant with the splendor 
of gold; underneath very slightly hairy, Head channelled between the © 
eyes ; antennae and mouth testaceous ; prothorax widest anteriorly, chan- 
nelled, punctured but not thickly, lateral anterior tubercles levigated ; 
scutellum small; elytra with a single impression, not far from the base, 
adjoining the suture; base elevated; margin of the ventral segments of 
the abdomen of a fine bright, the anus of a deeper orange; legs 
testaceous. | 
Very neir D. flavipes, but the ph of the prothorax, the 
impressions of the elytra, and the colour of the underside of the abdomen 
are different. It differs from 2. discolor in having the prothorax much 
more thinly punctured, the anterior tubercles, which in that species are 
near obsolete, more prominent, and the scutellum much smaller. 
[Named 2. Kirby: by Lacordaire.] 
303. DONACIA EMARGINATA ÆX%rby.—Length of body 32% lines. 
‘Taken with the preceding. 
|225.] Body black-blue, clothed underneath with pile, in certain 
lights, glittering like silver. Antennae black; tubercles of the prothorax 
prominent ; elytra with an impression near the suture ; last dorsal segment 
of the abdomen emarginate ; thighs very thick, bronzed, posterior one 
with a stout tooth. 
This species comes very near D. sericea, but it is sufficiently 
distinguished by its deeply notched podex, and the silver pile that clothes 
its body underneath, which in that species has a golden lustre. 
[Taken in Canada and at Lake Superior. | 
304. Donacta Proxima Kzrby.—Length of body 5 lines. Taken 
in Canada by Dr. Bigsby. 
Body a little flattened, covered underneath with a dense coat of 
glittering silver pile resembling satin. Head a little bronzed, channelled 
between the eyes, minutely punctured ; palpi testaceous; antennae entirely 
black ; prothorax in the disk dark violet and channelled, sides bronzed 
