schaeffer: donaciini of the new world. 163 
confluenta Say, 1. c, p. 293; Lacordaire, 1. c, p. 199. 
aequalis Kirby, 1. c, p. 227. 
aerea Lacordaire, 1. c, p. 148. 
confluens lycconte, 1. c, p. 312. 
var. fulgens Leconte, 1. c, p. 312. 
22. D. tuberculifrons Schaeffer, 1. c, p. 315. 
23. D. vicina Lacordaire, 1. c, p. 154. 
24. D. liebecki Schaeffer, 1. c, p. 314. 
pallipes Lac, 1. c, p. 149 (name preoccupied). 
25. D. megacornis Blatchley, 1. c, p. 1103; Schaeffer, 1. c, p. 313. 
megalocera Weise, Wiener Ent. Zeitsch., vol. 32, p. 18. 
26. D. aequalis Say, 1. c, vol. 3, p. 428; Lacordaire, 1. c, p. 197; 
Suflfrian, 1. c, p. 15; Leng, 1. c, p. 170; Blatchley, 1. c, 
p. 1 104. 
confusa Lac, 1. c, p. 109; Leconte, Agass. Lake Sup., p. 237. 
27. D. dissimilis n. sp. 
28. D, rufa Say, 1. c, vol. 5, p. 198; Lacordaire, 1. c, p. 198. 
tuberculata Lacordaire, 1. c, p. 155; Leconte, 1. c, p. 312; 
Leng, 1. c, p. 171. 
rittila Melsh., 1. c, p. 159. 
29. D. pubicollis Suffrian, 1. c, p. 21; Crotch, Proc Acad. Nat. Sc, 
Phil., vol. 25, p. 21; Leng, 1. c, p. 170; Blatchley, 1. c, 
p. 1 100. 
Subgenus PoecilocERA Schaeffer. 
30. D. harrisi Leconte, Proc. Acad. Nat. Sc, Phil., vol. 5, p. 316; 
Crotch, Proc. Acad. Nat. Sc, Phil., vol. 25, p. 20; Leng, 
Trans. Am. Ent. Soc, vol. 18, p. 172. 
Subgenus Plateumaris Thomson. 
31. D. sulcicoUis Lacordaire, Mon. Phyt., p. 186. 
metallica Say, Journ. Acad. Nat. Sc, Phil., vol. 5, p. 283. 
affinis Kirby, Fauna Bor. Am., vol. 4, p. 224; Lacordaire, 
1. c, p. 201. 
kirhyi Lacordaire, 1. c, p. 202. 
jucunda Lee, Proc. Acad. Nat. Sc, Phil., vol. 5, p. 315. 
rufa Leng, Trans. Am. Ent. Soc, vol. 18, p. 175; Blatchley, 
Col. Ind., p. 1 107. 
32. D. flavipes Kirby, 1. c, p. 223; Lacordaire, 1. c, p. 201; Leconte, 
1. c, p. 315; Leng, 1. c, p. 174; Blatchley, 1. c, p. 1106. 
■ chalcea Lac, 1. c, p. 188. 
