1902.] NATURAL 8UIEJSCii:S OF PHILADELl'HlA. 743 



Two d^cJ*, August. In the paratype the enclosure of melanotum 

 is not so distinctly marked and more quadrate and the enclosure 

 of the third segment is uniformly subtle. 



Sphaeroplithalma harpalyce Fox. 



One ?, La Jolla, August. 

 Sphaerophthalma pacifica Cress. 



Three ??, La Jolla, August, and San Pedro, July 10. Two 

 cTc?, San Pedro, July 25; La Jolla, August. This is the first record 

 of the d'- In shape and color it is much like the ?. There can 

 be no mistake about its identity. The wings are almost black. 



