TITLES. Ins . 43 
79&. Noualhieh, M. Ifdmiptbres recueillis par M. A. Fauvcl h Madkre, en 
Mai et Juin 1896. Rev. ent. franc. 1897, pp. 76-80. 
793. Nusslin, O. Ueber Generation und Fortpflanzung der Pissodes- 
Arten. Forstl. Zeitschr. Munclien, vi, pp. 441-465. [Coleoptera.] 
794. Nutt all, G. H. F. Zur Aufklarung der Rolle, welclie die Insekten 
bei der Verbreitung der Pest spielen. Ueber die Empfindlichkeit 
verschiedener Tiere fur dieselbe. Centralbl. Bakter. xxii, pp. 87-97. 
795. Oberthur, C. Description d’une espkce nouvelle de Tropcea. Bull. 
Soc. ent. France, 1897, pp. 130, 131. [Lepidoptera.] 
796. . Descriptions de Ldpidoptfres nouveaux. T. c. pp. 173-180, 
188-194. 
797. . Ldpidoptbres by brides appartenant b, la tribu des PhaUnites . 
T. c. pp. 256-259, pis. l, ii. 
. [See also Origans, Prince Henri d’ (802).] 
798. Oertzen, E. v. Beitrag zur Kenntniss der Gattung Anomalipus. 
Deutsche ent. Zeitschr. 1897, pp. 33-46. [Coleoptera.] 
799. Olivier, E. Lampyrides rapportees des lies Batu par H. Raap. 
Ann. Mus. Genova, xxxviii, p. 412. [ Coleoptera .] 
800. Orbigny, H. d\ Descriptions d’espkces nouvollcs d 'Onthophagus 
de l’aticien monde. Ann. Soc. ent. France, 1897, pp. 232-244. 
[Coleoptera.] 
801. Ord, G. W. The constancy of the bee. Tr. Soc. Glasgow, v, pp. 
85-88. 
802. Orleans, Prince Henri d’. From Tonkin to India by the sources 
of the Irawadi January ’95- January ’96. Translation by Hamley 
Bent. London. [List of Lepidoptera by C. OberthOr, p. 426.] 
803. Ormerod, E. A. Report of observations of injurious insects and 
common farm pests during the year 1897 with methods of pre- 
vention and remedy. Twenty-first report. London, 1898, pp. vii 
& 160. 
804. . Indian “forest flies.” Ind.' Mus. Notes, iv, pp. 79, 80. 
[Diptera.] 
805. Osborn, II. Note on a new species of Phlceothrips with description. 
Contr. Zool. Ent. Iowa, p. 228, reprint from P. Iowa Ac. III. [Thysano- 
ptera .] 
806. Osborn, H. & Ball, E. D. Contributions to the Hemipterous fauna of 
Iowa. P. Iowa Ac. iv, pp. 172-234, pis. xix-xxvi. Reprinted as Contr. 
Zool. Ent. Iowa, No. 2. [. Homoptera .] 
807. Osborn, 0. Observations on the Cicadidce of Iowa. P. Iowa Ac. iii, 
pp. 194-203, map. [. Hemiptera-Homoptera .] 
808. Osten Sacken, C. R. Prof. Mik’s genus Paraerocera ( Cyrtidce ) with 
a postscript about the genus Allceoneurus Mik. ( Dolichop .). Berlin, 
ent. Zeitschr. xli, pp. 323-327. [Diptera.] 
. 809. — — . On the terms Calypteratoo and Acalypteratoo, Calypta and 
Calyptra, as they have been used in Dipterology . (A supplement to 
my article : Notico on tho torms togula, antitegula, squama and 
alula in tho Borl. ent. Zeitschr. 1896, p. 285-288.) T. c. pp. 328-338 
& 376. 
810. . Preliminary notice of a subdivision of the Sub-order Ortkor- 
r kapha Brachycera {Dipt.) on chsetotactic principles. T. c. pp. 365- 
373. 
