Tune. 19^1] PrOCF.KDIXGS OF THE SoCIF.TY. 121 



Mr. Weiss also reporttd that an approi)riation of $112,000 had hetn made 

 l)y the LtKislaturc of New .ItTsty to combat the dypsy Moth near Somerville, 

 permitting the cniployment of eighty Federal Scouts to destroy egg masses. 

 This work will be followed by spraying in the spring. 



Mr. Weiss also showed the mines, pupal cases, larvx and adults of a new 

 species of Coptodisca on Sheep Laurel, which will be named liy Dr. Dietz, 

 and over-wintering cases. larv.T and adult of the Apple Loaf CrumpUr, Miiteola 

 iiidiginella. which he had found on Cotoneaster microphylhi. 



Mr. Bird presented a paper, illustrated by specimens, entitled " Will the 

 European Apple Leaf Skeletonizer. Hcmerophila pariana, prove a serious 

 pest?" which was discussed by Dr. Felt and Mr. Weiss. Dr. Felt told of its 

 first appearance in Westchester Co.. in 19 17, and of the lack of danger in com- 

 mercial orchards where regular spraying operations take care of it ; Mr. Weiss 

 referred to its work on Thorn in nurseries, and both spoke of the character- 

 istic damage to the leaves. 



The vice-president having taken the chair. Mr. WoodrulT read " Xotcs on 

 Species of Ophidcrma (Membracidae),'' confirming his previous publication by 

 additional material, which was exhibited. Mr. Woodruff also spoke of the 

 finding of many living Lathridiidse in boxes of mouldy beetles in his house in 

 New York City, and distributed specimens of Adistemia watsoni, found in 

 that way, 100 at a time. The other species found in smaller numbers were 

 Cartodere elegans and costulata and Corticaria fulva. In removing the mould 

 Mr. Woodruff said he had used a 10 per cent, solution of carbolic acid applied 

 with a camel's hair brush. 



Dr. Bequaert exhibited " A Curious Case of Mimicry between a Digger 

 Wasp (Sphex egregia subsp. promontorii Kohl.) and a Fly (Systropus maci- 

 lentus Wild.) in the Congo Region," accentuated in life by the similarity in 

 their behavior. He referred to the excellent work of Dr. .\rnold Jacobi 

 " Mimikry and vcrwandte Erscheinungen." Many members joined in the 

 discussion. 



The president appointed as a nominating committee Dr. Requaert, Mr. 

 Mutchler. Mr. Xicolay. 



Dr. Felt spoke of the work of Miss Mabel Colcord in continuing the index 

 to bibliography of Economic Entomology, and of the extraordinary number of 

 references found, which necessitated some elimination and showed inci- 

 dentally the varying importance of the species involved. 



A Correction — The order of Plates I and II of \'ol. XXI. \ >houl(l 

 be reversed. — Ed. 



