The Microscope. 



1887. Notes on Fresh Water Infusoria, with Remarks on Collecting 



and Preserving these Delicate Animals. 

 1889. Intestinal Parasitic Infusoria of the Frog. 



Canadian Entomologist. 



1878. A New Gall Moth, and Notes on Larvse of Other Gall Moths. 

 X, 201. 



1879. Observations on Nephopterix zimmermani. XI, 114. 



1880. Correspondence. XII, 59. 



Larval Habits of the Golden-rod Boring Plume. XII, 105. 



1881. Observations on Several Species of ^Egeriadze inhabiting the 

 Vicinity of Buffalo, N. Y. XIII, 3. 



The Larvae of Catocala unijuncta. XIII, 38. 

 Notes on ^Egeria pini. XIII, 157. 



1882. Is Poedisca Scudderiana a Gall-maker? XIV, 161. 



1883. Psephenus Lecontei— On the External Anatomy of the Larva. 



XV, 191. 



1884. A Note— Ovipositing Apparatus of Nonagria Subcarnea. 



XVI, 170. 



1884. Occurrence of the Basket-worm in Ontario. XVI, 180. 



1885. Eumacaria brumearia, Packard. XVII, 32, 

 1889. Arzama obliquata. XXI, 39. 



1891. Notes on Two Borers Injurious to the Mountain Ash. 

 XXIII, 250. 



1892. Notes on the ^Egeriadae of Central Ohio. XXIV, 42. 

 Notes on the ^Egeriadae of Central Ohio— II. XXIV, 20y. 

 Preparatory Stages of Calothysanis amaturaria, XXIV, 

 242. 



y- 1894. List of the Dragon-flies of Corunna, Michigan. XXVI. 345. 

 1895. Correction. XXVII, 15. 



Agricultural Student. 



1895. The Hessian Fly. II, 31. 



1896. Notes on the Occurence of Dragonflies in Ohio. Ill, 141. 

 "T 1897. Rare Ohio Dragonflies. IV, 45. 



Report of the Entomological Society of Ontario. 



1891. Note on the Horn Fly in Ohio. XXII, 59. 



Proceedings of Indiana Academy of Science. 



1895. Rotifera. 242. 

 Odonata. 251. 



Miscellaneous. 



1897. Dissection ot an Ophidian— Published by the Author. 



1881. Address of the Retiring President of the Buffalo Microscopical 



Club. 

 1899. The Odonata of Ohio. Published as Special Papers 2. 

 S Ohio State Academy of Science. 



