schaeffer: donaciini of the new world. 141 
Body below closely punctate and sparsely pubescent with short, 
white hairs; prosternal side pieces finely rugulose anteriorly, posteriorly 
finely strigate-rugose ; posterior femora extending to the apex of the 
third ventral segment, rather robust but feebly clavate and at base as 
wide as at apex, below armed in both sexes with a moderate tooth. 
Length: 5.5-7 mm. 
Male: First ventral segment slightly depressed along middle; 
last ventral segment distinctly impressed at middle of apex; last dorsal 
segment emarginate at apex. 
Female: Last ventral segment broadly rounded at apex; last 
dorsal segment emarginate at apex. 
Nevada: "Nev." (Knab coll.). 
California: Floating Island, Lake Tahoe, July (Van Dyke). 
Washington: Wenass V. Taylor's, July (Mus. Comp. Zool.); Ilwaco 
(Hubbard and Schwarz). 
British Columbia: Inverness, Metlakatla (Keen in coll. Wickham and 
Brit. Mus.). 
Alaska: Sitka (Leconte and Brit. Mus. coll.); Kadiak (Kinkaid, U. S. 
Nat. Mus.); "Above snow line on mts. opp. Wrangle Isld.," July 
(Notman coll.). 
Alberta: Edmonton, June (Carr). 
Montana: "Mont." (coll. O. Dietz). 
Wyoming: "Wy." (coll. O. Dietz). 
Manitoba: Miles 256 and 332 Huds. B. Ry., July (Wallis) ; Rembrandt, 
May (Wallis). 
Ontario: Nepigon (Ent. Branch); Prince Edw. Co., June (Brimley, 
Biol. Surv.). 
Michigan: Pentwater, July (Liljeblad); Douglas Lake, July (Hatch); 
Lake Superior (Marshall) ; Port Huron and White Fish Point (Hub- 
bard and Schwarz). 
Wisconsin: "Wise." (Minn. Univ.). 
Indiana: Pine, May (Liljeblad). 
New Jersey: Lakehurst (Davis); "South N. Jersey," May, 1866 (Higbee 
in coll. Mus. Comp. Zool.). 
New York: "N. Y." (Am. Museum coll.): Rockaway B., Long Island, 
May (Shoemaker); McLean Bogs, May (Dietrich). 
Massachusetts: Framingham and Hopkinton, June (Frost); Cumming- 
ton. May (Knab). 
Maine: Wales, June (Frost). 
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