1030 Megachilidae — -Bombidae 



OSMIA Panzer 



(Some Osmiae, known as mason bees, construct their nests of a mixture of sand 

 and clay and some fluid which makes a cement-like mass. Some use vegetable frag- 

 ments, some nest in snail shells ; others line their nests with flower petals.) 



O. albiventris Cress. Ithaca, Je-Jl (Rich-CU) ; W. Danby, May (Rich-CU). 



O. atriventris Cress, {proxima Cress.). Ithaca, Je-Jl (Rich-CU). 



O. bucephala Cress, {latitarsus Cress., megacephala Cress.). Ithaca, May-Je 



(Rich-CU). 

 O. canadensis Cress. Ithaca, Je (Rich-CU). 

 O. chalybea Sm. SI, Ap, Ds (Ashm). 

 O. coUinsiae Robt. McLean, May 30 (Sand-CU). 

 O. conjuncta Cress. Ithaca, Ap-Jl (Rich-CU). 

 O. faceta Cress. Ithaca, Ap-Aug, Norton's Landing, Cayuga L., SmHH, Danby 



(Rich-CU). 

 O. lignaria Say. Ithaca, Ap-May (Rich-CU). Quince and apple. 

 O. major Robts. "NY"? On honeysuckle flowers. 

 O. pumila Cress, (vicina Cress.). Ithaca, Ap-May (Rich-CU) ; McLean, Ap-May 



(Rich-CU), Jl 15 (Sand-CU). On red-raspberry flowers. 

 O. rustica Cress. Ithaca, Slaterville, Je (Rich-CU). Lilac. 

 O. simillima Sm. Ithaca, May-Jl (Rich-CU). 



Prochelostoma Robertson 

 P. philadelphi Robt. Ithaca, Je (Rich-CU). 



Stelis Panzer 

 (Subgenus MiCROSTELlS) 

 S. foederalis Sm. Ithaca, Je (*Rich-CU). 



(Subgenus Stelis Panzer) 



S. lateralis Cress. Norton's Landing, Cayuga L., SmHH (CU) ; Ithaca, Comstock 

 (CU) ; Albany, Je (NYS) ; Karner, Je (NYS). A parasite in the nests of 

 Alcidamia producta Cress. 



Family BOMBIDAE is^ 



BOMBUS Latreille: Bumblebees 



(Subgenus BOMBUS Latreille) 



B. terricola Kby. New Russia (Bdy-CU) ; Keene Val. (Bdy, Beq) ; Long L. 

 (Bdy-CU) ; L. Tear (Beq) ; Essex Falls, Nic (Beq) ; Mt. Mclntyre (Bdy- 

 NYS) ; Mt. Skylight (Beq) ; Labrador Hollow (Bdy) ; Crater Club, Aug 

 (Fris) ; Cranberry L., Jl (Fris) ; St. Lawrence Co, Aug (Fris) ; Hermon, 

 Aug (Fris); L. Pleasant (Bdy-NYS) ; Oneida (Franklin); Syracuse, May, 

 Jl, Sep (Fris) ; Geneva, May (Fris) ; Ithaca (Bdy, Beq) ; Castile, EABradley; 



1S4 The editors are under obligations to Dr. Joseph Bequaert for extensive records in this family. 

 T. H. Frison has also kindlj' sent in the records known to him. 



If the Erlangen List is accet>ted, the family name Bombid'ae will become Bremidae, and the 

 genus and subgenus name Bombus will become Bremus. 



