AMERICAN HYMENOPTERA. 227 



Krugii Cress. Proc. Acad. 1878, 188, % J. Porto Eico. 



Smithii Cress. Trans, ii, 289, % 9- Texas, Colorado, Dakota, New Mexico. 



Walshii Cress. ibid. 290, '^9. Illinois. 



marginata Sm. Brit. Mus. Cat. ii, 339, 9- Mexico. 



texana Cress. Trans, iv, 282, 5 • Texas. 



californica Cress. Trans, ii, 290, % 9. California. 



capistrata Cress. Proc. Acad. 1878, 187, % . Texas. 



urbana Cress. ibid. 188, '^9- Colorado, Utah, Nev., Gala. 



aifabilis Cress. ibid. 189,-^,9. Texas. 



montana Cress. Trans, ii, 290, 9- Colorado. 



terminalis Cress, ibid. 292,-^9. Eastern, Middle, Western States, Van. 



ursina Cress. ibid. 291, % . West Virginia, North Carolina. 



simillima Cress. Proc. Acad. 1878, 189, %. Colorado, Nevada. 



pacifica Cress. ibid. 190, % . California, Nevada. 



ignava Cress. Trans, vii, 210, % 9* Nevada. 



Edwardsii Cress. Proc. Acad. 1878, 190, % 9- Nevada, California. 



mucida Cress. ibid. 191, 9- Colorado. 



miserabilis Cress. ibid. 191, % . California, Nevada. 



albata Cress. Proc. Dav. Acad. Nat. Sci. i, 211, % 9- Colorado. 



maculifrons Cress. Trans, vii, 210, % 9- Nevada. 



flexipes Cress. ibid. 211, % 9. Nevada. 



exigua Cress. ibid. 211, % 9- Nevada. 



occidentalis Cress. Trans, ii, 292, % 9- Colorado, Texas. 



bomboides Kirby, Faun. Bor. Am. iv, 271, % 9. Can., E. M. S. & W. States. 



var. canadensis Cress. Trar*^. ii, 292, '^ . 

 sodalis Cress. Trans, vii, 212, % . Nevada, 

 centriformis Cress, ibid. 212, % . Nevada, 

 abrupta Say, Bost. Jour, i, 409, % 9 . Can., E. M. S. & W. States. 



sponsa Sin. Brit. Mus. Cat. ii, 339, 9 . 

 floridana Sm. Brit. Mus. Cat. ii, 339, % 9 . Pa., 111., Ga., Fla., Cala. 

 frontata Say, Bost. Jour, i, 409, '^ . Louisiana, +• 

 Morrisoni Cress. Proc. Acad. 1878, 192, % . Colorado. 

 Crotchii Cress. ibid. 192,'^. California. 



squammulosa Dours, Mem. Soc. Linn, ii, 78. Mexico, +. 



