Bibliography 



H. OsBORNandE. D. Ball.— The genus Pediop- 

 sis ; a review of the North American species. 

 <Proc. Davenport Acad. Nat. Sci., Vol. VII, 

 iqoo, pp. m-123. 



H. OsBORNandE. D. Ball.— A review of the 

 North American species of Idiocerus. <Proc. 

 Davenport Acad. Nat. Sci., Vol. VII, 1900, pp. 

 124-138. 



Charles William Woodworth.— On the genus 

 Cicadula. <Psyche, Vol. V, 1889, pp. 75-76. 



E. P. Van Duzee. — Review of the North Ameri- 

 can species of Pediopsis. <Entom. Amer. 



1889, pp. 165-174. 



E. P. Van Duzee. — A revision of the North 

 American species of Phlepsius. <Trans. Amer. 

 Entom. Soc, 1892, pp. 63-82. 



J. Spanberg.— Species Gyponae Generis Homopt- 

 eroruin. <Bihang till k. Svenska Vet.-Akad. 

 Handl., 1878. 



C. F. Baker.— The North American species of 

 Gnathodus. <Can. Entom., 1896, pp. 35-42. 



W. H. Ashmead. — A generic synopsis of the 

 Bythoscopidae. <Entom. Amer., 1889, pp. 

 125-126. 



E. P. Van Duzee.— Review of the North Ameri- 

 can species of Bythoscopus. < Entom. Amer., 



1890, pp. 221-229. 



Charles William Woodworth.— North Ameri- 

 can Typhlocybini. <Psyche, Vol. V, 1889, pp. 

 211-214. 



C. P. Gillette. — American leaf hoppers of the 

 subfamily Typhlocybinae. <Proc. U.S. Nat. 

 Mus., Vol. XX, 1898, pp. 709-773. 



H. Osborn. — The genus Scaphoideus. <Journ. 

 Cin. Soc. Nat. Hist., Vol. XIX, 1900, pp. 187- 

 209, 2 pis. 



A. L. Quaintance. — Contributions toward a 

 monograph of the American Aleurodidae. 

 <Bul. No. 8, Technical series, Div. Entom., 

 U. S. Dept. Agric, 1900, pp. 1-64. 



V. Signoret. — Essai sur les Cochenilles. <Ann. 

 Soc. Entom. de France, 1868-1876. 



J . H . Comstock .—Report on scale insects . ^An- 

 nual Report of the Commissioner of Agriculture 

 for the year 1880, Washington, 1881, pp. 276- 

 349, pis. 



J. H. Comstock. — Second Report on scale insects, 

 including a monograph of the subfamily Dia- 

 spinae of the family Coccidae and a list, with 

 notes, of the other species of scale insects found 

 in North America. <Second Report of the 

 Cornell University Experiment Station, 1882- 

 83, Ithaca, N.Y., 1883, pp. 47-143, pis. 1-4. 



W. H. Ashmead.— A generic synopsis of the Coc- 

 cidae. <Trans. Amer. Entom. Soc, 1891, PP. 

 92-102. 



T. D. A. Cockerell. — Tables for the determina- 

 tion of the genera of Coccidae. <Can. Entom., 

 1899, PP- 273-279; 330-333. , ,. „ , . 



T. D. A. Cockerell.— A check-list of the Coc- 

 cidae. <Bul. 111. St. Lab. Nat. Hist., Vol. IV, 

 1896. pp. 318-339- „. , , 



T. D. A. Cockerell. — tirst supplement to the 

 check-list of the Coccidae. <Bul. 111. St. Lab. 

 Nat. Hist., Vol. V, 1899, pp. 389-398. 



T. D. A. Cockerell. — A check-list of the Nearc- 

 tic Coccidae. <Can. Entom., 1894, pp. 31-36. 



T. D. A. Cockerell.— Table of North American 

 Kermes, based on external characters. < Psyche, 

 Vol. IX, 1900, pp. 44-45- 



W. Newell. — On the North American species of 

 the subgenera Diaspidiotus and Hemiberlesia, 

 of the genus Aspidiotus. <Contrib. Dept. 

 Zool. Entom., Iowa St. Coll. Agric. and Mech. 

 Arts, No. 3, August, i8gg. 



R. A. Cooley.— The Coccid genera Chionaspis 

 and Hemichionaspis. <Spec. Bui. Mass. 

 Agric. Exp. Station, August, 1809, PP. 58, 9 pis. 



G. B. King.— The genus Kermes in North Amer- 

 ica. <Psyche, July, 1900, pp. 78-84. 



Franz Low.— Zur Systematik der Psylloden. 

 <Verh. d. k. k. Zool.-Bot., Ges. in Wien, 1878, 

 PP. 585-610. 



Characteristics and tables of the European sub- 

 families and genera. Supersedes all previous 

 classifications. 



W. H. Ashmead.— On the Aphididae of Florida, 

 v/ith descriptions of new species. Family 

 Psyllidae. <Can. Entom., Vol. XIII, 1881, 

 pp. 220-225. 



Gives a list of the North American species, with 

 descriptions of several new ones. 



C. V. Riley.— Notes on North American Psyllidae. 

 <Proc. Biolog. Soc. Wash., Vol. II, 1884, pp. 

 67-79. 



A classified list of the North American Psyllidae 

 hitherto described, with short characteristics of 

 the subfamilies, and descriptions of some new 

 genera and species. 



C. W. Mally.— Psyllidae found at Ames. <Proc. 



Iowa Acad. Sci., Vol. II, 1894, pp. 152-171, 3 pis. 



A list of the described species, with a few additions. 



Benjamin D. Walsh.— On the genera of Aphidae 

 found in the United States. <Proc. Entom. 

 Soc. Phila., Vol, I, 1861-18&3, pp. 294-310. 

 Cyrus Thomas.— Notes of the Plant-lice found in 

 the United States. <Trans. 111. Hortic. Soc, 

 1877, PP. 137-212. 



A review of the family, including the Psyllidae ; 

 reproduces the descriptions of earlier authors, 

 and adds descriptions of new species. 



Cyrus Thomas.— A list of the species of the tribe 

 Aphidini. family Aphidae, found in the United 

 States, which have been heretofore named, with 

 descriptions of some new species. <Bul. No. 

 2, 111. St. Labor, Nat. Hist., 1878, pp. 3-16. 

 C. V. Riley and J. Monell.— Notes on the 

 Aphididae of the United States, with descriptions 

 of species occurring west of the Mississippi, 

 <Bul. L.S, Geolog. and Geogr, Survey of the 

 Territories, Vol, V, No. 1, 1879, PP. 1-32, 2 pis. 

 Riley gives the biology and description of several 

 Pemphiginae ; Monell, descriptions, with oc- 

 casional tables, of a number of Aphidinae. 

 Cyrus Thomas.— Eighth Report of the-<State En- 

 tomologist on the noxious and beneficial insects 

 of the State of Illinois. <Third Annual Report, 

 by Cyrus Thomas, Springfield. 1879. 



The report treats wholly on the Aphididae of the 

 United States and is an enlargement of the 

 author's paper in the Trans. 111. Hortic. Soc., 

 1877. 



George B. Buckton.— Monograph of the British 

 Aphides. 4 vols. Ray Society, London, 1875- 

 1883. 



This is the latest European work on this family, 

 containing tables for the determination of the 

 genera. 

 J. Lichtenstein.— Les Pucerons. Premiere par- 

 tie. Genera (all published.) Paris, 1885, pp. 

 185. 



Contains a bibliography, synopsis of genera, and 

 lists of species of the entire world to date. 

 O. W. Oestlund— Synopsis of the Aphididae of 

 Minnesota. <Bul. No. 4, Geolog. and Nat, 

 Hist. Survey of Minn., St. Paul, 1887. 

 W. H. Ashmead. — A generic synopsis of the 

 Aphididae. <Entom, Amer., 1889, pp. 185-189. 

 T. A, Williams.— Host-plant list of North Amer- 

 ican Aphididae. Spec. Bui. No, 1, Univ. Nebr., 

 Dept. Entom., 1891. 

 F. X. Fieber.— Species generis Corisa monogra- 

 phice dispositse. <Abhandl. kon, bohm. Ges. 

 der Wiss. Prag, Ser. 5, Vol. VII, 1852, pp. 213- 

 260. 



F. X. Fieber.— Rhynchotographien, drei mono- 

 graphische Abhandlungen. Sciocoridae, Oxy- 

 carenus, Notonectae. <Abhandl. kon. bohm. 

 Ges. der Wiss, Prag, Ser. s, Vol. VII, 1851, pp. 

 425-488. 



G, W. Kirkaldy. — Revision of the Notonectidae, 

 Part I. <Trans. Entom. Soc. London, 1897, 

 PP. 393-426. 



Joseph Leidy.— History and anatomy of the 



Hemipterous genus Belostoma. <Journ. Acad. 



Sci. Phila., Ser. 2, Vol. I, 1847, PP. 57-67, pi. u 

 Leon Dufour,— Essai monographique sur les Bel- 



ostomides. <Ann. Soc, Entom. de France, 



1863, pp. 373-400, 

 G. Mayr.— Die Belostomiden. Monographisch 



bearbeitet. <Verh. k. k. Zool. Bot. Ges, in 



Wien, 1871, PP. 399-440. 



412 



