454 Forty-sixth Report on the State Museum 



Hypena scabra (Fabr.) and II . erectalis Guen. (Canadian Ento- 

 mologist, May, 1873, v, pp. 81, 82.) 



The two forms hitherto regarded as distinct species are found to be the 

 same, the former being the male and the latter the female. Dr. Speyer's 

 studies on these forms. Reference by the same author of Depressaria 

 Ontariella Bethune to D. heracliana DeGeer. 



Entomology. [Remarks on Myrmeleon, Termes, et cet., at a 

 Field Meeting of the Albany Institute at Schoharie, N. Y., 

 June 7, 1873.] (Albany Evening Times, for June 9, 1873, xvii, 

 p. 3, c. 3, 4 — 35 cm. Proceedings of the Albany Institute^ 



1878, ii, pp. 48-50.) 



Remarks upon the appearance, habits, etc., of the Ant-lion, Myrmeleon sp.,. 

 the white ant {Termes flavipes), the cabbage butterfly {Pier is rapcv), several 

 caterpillars, and other insects exhibited, of the day's collection. 



Economic Entomolog}^, etc. [Remarks made at a Field Meeting 

 of the Albany Institute at Watkins Glen, N. Y., June 27, 1873.] 

 (Albany Evening Times, for June 30, 1873, xvii, p. 3, cols. 3, 

 4 — 62 cm. Proceedings of the Albany Institute, ii, 1878, pp. 

 65-69.) 



On the omnipresence of insects, infesting our food, injuring clothing, and 

 sometimes attacking our persons. The province of the economic entomolo- 

 gist is to guard against these depredations. When powerless to resist them, 

 parasites often come to our aid, as did Pteromalus puparum in controlhng 

 Pieris raptie. The parasitic habits of Rhyssa atrafa, and remarks on Pyra- 

 meis Atalanta, Melitoea species, and Deloyala [Coptoeycia] cJavata. 



Caterpillar [on apple tree]. (Country Gentleman, for July 17, 

 1873, xxxviii, p. 456, c. 2 — 6 cm.) 



Caterpillars from Ottumwa, Iowa, prove to be Notodonta coyicinna : 

 their habits, food-plants, how recognized and how they may be destroyed. 



Coccus Insect on the Pine. (Country Gentleman, for August 21, 

 1873, xxxAdii, p. 535, c. 1, 2—23 cm.) 



Features of Coccus pinicorticis Fitch, its operations, and remedies for it^ 

 in answer to inquiry from Tivoli, N. Y., where large trees are being killed 

 by it. 



[See extended notice in the Second Report on the Insects of New Yorky 

 pp. 180-187, figs. 48-53, as the pine-bark Chermes, Cliermes pinicorticis 

 (Fitch).] 



