AMERICAN HYMENOPTERA. 231 



Edwardsii Cress. Proc. Acad. 1878, 184, 'S 9 ^ • Col., Nev., Gala., Van. 

 hortorum Linn.; Sm. Entom. Annual, 1857, 30. Lake Winnepeg, +. 

 Howardii Cress. Proc. ii, 99, '^ 9 ? •• Utah, Colorado, California. 



var. proximus Cress. Proc. ii, 98, ^ . 

 CrotoMi Cress. Proc. Acad. 1878, 181, 9 . California. 

 Couperi Cress. ibid. 185, J. Canada. 



Putnami Cress. ibid. 185, 9- Colorado, 



gelidus Cress. ibid. 184, 9- Aleutian Islands. 



Kirbiellus Curtis; Cress. Proc. ii, 101, '^95" Arctic America, -}~. 

 frigidus Sm. Brit. Mus. Cat. ii, 399; Cress. Proc. ii, 100, % ^ ^ . Col., Van. 



Carriei Greene, Ann. Lye. Nat. Hist, vii, 170. 

 polaris Curtis; Cress. Proc. ii, 101, % 9- Arctic America,-}-, 

 strenuus Cress. ibid. 102, '^ 9 • Hudson's Bay Territory, 



sitkensis NyL; Cress. ibid. 102, % ^ "^ . Sitka, +. 

 melanopyge Nyl.; Cress, ibid. 103. Sitka, -\-. 



lacustris Cress. ibid. 103, '^ 9 ^ • H. B. Ter., Van., Greenland, 



ornatus Sm. Brit. Mus. Cat. ii, 398; Cress. Proc. ii, 104, 9 • N". America, -f-. 

 ternarius Say, Bost. Jour, i, 414; Cress. Proc. ii, 104, 'J, 9 ^ . Can., E. M. & W. S. 



Huntii Greene, Ann. Lye. Nat. Hist, vii, 172. 

 bifarius Cress. Proc. Acad. 1878, 185, %^^. Col., Van., Brit. Col. 

 centralis Cress. Proc. iii, 41, 9 ? • Colorado, California, 

 flavifrons Cress. Proc. ii, 105, "J, 9 5 • Alaska, Utah, Colorado, 

 praticola Kirby, Faun. Bor. Am. iv, 274; Cress. Proc. ii, 106, 9 • Brit. Am. 

 sylvicola Kirby; Cress. Proc. ii, 106, 9- Canada, Colorado, Alaska, 

 juxtus Cress. Proc. Acad. 1878, 187, 9 ^ • Colorado, Nevada, 

 mixtus Cress. ibid. 186,9?- Colorado, 



rufocinctus Cress. Proc. ii, 106, % 9- Colorado. 



vancouverensis Cress. Proc. Acad. 1878, 187, % . Vancouver's Island, 

 antiguensis Fab. (Apis); Cress. Proc. ii, 107. Antigua, 4*- 

 laboriosus Sm, Jour. Ent. i, 153 ; Cress. Proc. ii, 109, 9 ? • Mexico, -}-, 

 ephippiatus Say, Bost. Jour, i, 414; Cress, ibid. 107, ?. Mexico. 

 pulcher Cress. Proc. ii, 108, 9- Mexico. 



carolinus Linn. (Apis): Cress. Proc. ii, 108. North America, +. 

 mexicanus Cress. Proc. Acad. 1878, 187, 9 5- Mexico, 

 diligens Sm. Jour. Ent. i, 154; Cress. Proc. ii, 110, 9- Mexico. 

 Derhamellus Kirby, Faun. Bor. Am. iv, 273. Arctic America, -\-. 

 violaceus St. Farg. Hym. i, 473; Cress. Proc. ii, 108, 9 • St. Thomas. 



MELIPONA Latr. 

 fulvipes Guer. ; Cress. Proc. iv, 195, 'S 9 ? • Cuba. 

 fasciata Latr. Magazin der Entomologie, i, 115. Mexico, -f-» 

 ligata Say, (Trigona) Bost. .Jour, i, 415. Mexico. 



TRIGONA Jurine. 

 nigerrima Cress. Proc. Acad. 1878, 181, § . Mexico, 

 nigra Cress. ibid. 181, ?. Mexico, 



bilineata Say, Bost. Jour, i, 414, ^ . Mexico, 

 perilampoides Cress. Proc. Acad. 1878, 181, ? . Mexico, 

 bipartita St. Farg. Hym. i, 432, ? . Mexico, 

 thoracica (^'ress. Proc. Acad. 1878, 181, ? . Mexico, 

 lulviventris Guer. Icon. Reg. Anim. iii, 464. Mexico, 4*- 



