cclxviii 



it is no- 



prevails upon the ground ready to pounce upon the locust e_ 

 wonder that the female locust instinctively avoids such localities in ovi- 

 positing. 



Hon. Henry Overstojz, Jno. B. Maude, and Judge Chas. Speck 

 were elected members. 



November 5, 1877. 



The President in the chair. 



Ten members present. 



Dr. Geo. Engelmann announced a paper on the Agave Shawii\ 

 giving a verbal outline of the same, and presenting lithographs to 

 accompany the same. Referred to the Publication Committee. 



Mr. Riley then read a paper "On the Larval Characters and 

 Habits of the Blister-beetles belonging to the Genera Macrobasis 

 Lee. and Epicauta Fabr. ; with Remarks on other Species of the 

 Family Meloidce" : followed by a short paper, entitled, " On a 

 remarkable new Genus in Meloidce infesting Mason-bee Cells 

 in the United States." 



Mr. Riley also read by title the following papers, which with 

 those previously named were referred to the Publication Com- 

 mittee : "Additional Notes on Megathymiis yucc<z" ; "Further 

 Remarks on Prontiba yuccasella, and on the Pollination of Yuc- 

 ca"; "On the Differences between Anisopteryx pometaria y 

 Harr. and Anisopteryx ccscularia, W.-V., with Remarks on the 

 Genus Paleacrita." 



Dr. Engelmann remarked that during the present night the 

 temperature of the air would fall below 32 F. for the first time 

 during the present autumn. During the last 40 years, there have 

 been 10 years, when, as in the present year, there has been no 

 black frost in October. In other years such frosts have occurred 

 as early as Oct. 2d, but not earlier. 



H.'W. Tivy was elected to associate membership. 



November 19, 1877. 



The President in the chair. 

 Nineteen members present. 



