No. 22.] HYMENOPTERA OF CONNECTICUT. 735 



palpi, which last are one and one-sixth times as long as the 

 second joint. Male with the abdomen not fasciate. 

 Visits flowers of the morning-glory (Ipomaza). 



anthophorim:. 



The bees of this group are larger than honey-bees but smaller 

 than bumble-bees. Only one genus occurs in the State. 



Anthophora Latreille.* 

 Key to Species. 



Females. 



1. Apex of marginal cell reaching costal margin; third sub- 



marginal cell not narrower above than below; first recur- 

 rent vein received near middle of second cubital cell; 



nervulus virtually interstitial with basal vein 2 



Apex of marginal cell not reaching costal margin, third 

 submarginal cell narrower above than below; first re- 

 current vein received a little before second transverse 

 cubitus; nervulus inserted before basal vein; mandibles 

 with an internal tooth; third joint of antennas slightly 

 longer than fourth and fifth combined but shorter than 

 fourth, fifth, and sixth together; pubescence on dorsum of 

 thorax and base of abdomen ochraceous, elsewhere black; 

 length 15 mm floridana 



2. Knee-plate of hind legs circular or spatulate, mandibles bi- 



dentate 3 



Knee-plate of hind legs lanceolate; mandibles tridentate; 

 third joint of antennae nearly equal to fourth, fifth, sixth, 

 and seventh together; pubescence griseous and black, 

 ochraceous or fulvous on fifth and sixth dorsal abdominal 

 segments; second joint of maxillary palpi four or five 

 times as long as first; first joint of labial palpi slightly 



over five times as long as second; length 11-13 mm 



terminalis 



3. Third cubital cell not broader above than below; second joint 



of maxillary palpi about twice as long as first; third 

 antennal joint longer than combined length of fourth, 

 fifth, sixth, and seventh but shorter than length of these 

 plus length of eighth joint; black, dorsum of thorax and 

 first dorsal abdominal segment with pale pubescence; first 

 joint of labial palpi nearly six times as long as second; 

 length 15-17 mm ursina 



* According to the Rules on Nomenclature of the International Zoological Congress, as 

 interpreted by F. D. Morice and John Hartley Durrant, Anthophora Latreille should be re- 

 placed by Lasius Jurine. That change would require Lasius Fabricius to be set aside as 

 preoccupied. 



