PLECOPTERA OF NORTH AMERICA 281 



Comstock, J. H. 1918. 



Plecoptera, in The Wings of Insects, pp. 243-255. 

 Comstock and Needham, 1898. The Wings of Insects: 

 Plecoptera. 

 Amer. Nat., 32 :43-48 and 237-240. 

 Crampton, G. C. 1918. A phylogenetic Study of the Ter- 

 minal Abdominal Structures and Genitalia of 

 Apterygota, Ephemerida, Odonata, Plecoptera, 

 Neuroptera, Orthoptera and their Allies. 

 Bull. Brook. Ent. Soc, 13:49-68. 



1920. Remarks on the Basic Plan of the Terminal 



Abdominal Structures of the Males of Winged 

 Insects. 

 Can. Ent., 52:178-183. 

 Enderlein, G. 1909. Klassification der Plecopteren sowie 

 Diagnosen neuer Gattungen und Arten. 

 Zool. Anz., 34:385-419. 

 Fitch, A. 1847. Winter Insects of Eastern New York. 



Emmons' Jour, of Agr. and Science, 5 :274. 

 Garman, H. 1912. A Preliminary Study of Kentucky Lo- 

 calities where Pellagra is present. 

 Ky. Agl. Exp. Sta. Bull., 159. 

 Gerstaecker, A. 1873. Zur Morphologie der Orthoptera 

 amphibiotica, pp. 39-74, 1 pi. 

 Festschr. 100 jahr. Besteh. Ges. Naturf. Freunde 

 Berlin, pp. 39-59. 

 Hagen, H. A. 1850. Uebersicht der neueren Literatur 

 betreffend die Neuroptera Linne. 

 Stett. Ent. Zeit., 11:67-83. 



1861. Synopsis of the Neuroptera of North America, 



Smithsonian Institution, Washington, D. C. 



1863. Abbott's Handzeichnungen im Britischen 



Museum und die Neuropteren Georgiens. 

 Stett. Ent. Zeit., 24:369-371. 



1873. Report on the Pseudoneuroptera, etc., in the 



collection of the late Theo. W. Harris. 

 Proc. Bost. Soc. Nat. Hist., 15:263-301. 

 1875. Report on the Pseudo-Neuroptera and Neurop- 

 tera collected by Lieut. W. J. Carpenter in 1873 

 in Colorado. 

 Bull. Geol. Survey. Terr., pp. 571-606. 



1877. Beitrage zur Kenntniss von Pteronarcys. 



Stett. Ent. Zeit., 38:477-489. 

 Imhof, O. E. 1881. Beitrage zur Anatomie der Pcrla maxi- 

 ma Scopoli. 

 Inaug. Dissert., 41 pp., 2 pis. 



