TITLES. 
Ins, 55 
853. Taschenberg, E. Zu den Ilymenopteren-^iixm^m Evania und 
Gasteruption. B. E. Z. xxxvi. pp. 11-16. 
851. Tepper, J. G. 0. Description of a new species of Cossus. Tr. R. 
Soc. S. Austr. xiv, p. 63, pi. i. [Lepidopterci.] 
855. Tetens, H. Zur Kenntniss der deutschen Psociden. Ent. Nadir, 
xvii, pp. 369-384. [ Neuroptera .] 
856. Theobald, F. V. An account of British Flies. Parts 1-3. 
London : 1891, 8vo, 96 pp., 2 pis. [ Diptera .] 
Includes a brief account of fossil Diptera ; a sketch of some classi- 
fications of the order, and commences a series of notes on the various 
species, arranged systematically. 
857. Thery, A. Description d’une espece nouvelle de Long?' come. Bull. 
Soc. Ent. Fr. 1891, p. xxiii. [Cole op ter a.'] 
858. Thomson, C. G. Opuscula entomologica. Fasciculus xvmus, Lund: 
1891, pp. 1537-165 6. 
xlv, Bidrag till Phryganeernas systematik och synonym! ; xlvi, Bidrag 
till Sveriges insectfauna ; xlvii, Bidrag till kannedomen af Ichneumones 
pneustici. 
859. Thomson, G. M. The humble-bee in New Zealand. N. Z. J. Sci. 
(n. s.) i, pp. 16-26. [Hymenoptera .] 
860. Tournier, II. Descriptions d’esp&ces nouvelles. L’Ent. Genev. i, 
pp. 192, &c. [ Coleoptera , Hymenoptera.] 
861. . Materiaux pour contribuer ii une fauue suisse. T. c. pp. 
224-228. [Diptera. \ 
8G2. Townsend, C. H. Tyler. Notes on North American Tachinidce, 
sens, str., with descriptions of new genera and species. Tr. Am. 
Ent. Soc. xviii, pp. 349-382. [Diptera.'] 
863. . Notes on N. American Tachinidce, sens, lat., with descrip- 
tions of new species. Paper i. P. E. Soc. Wash, ii, pp. 134-146. 
[Diptera.] 
864. . Two new Tachinids. Psyche, vi, pp. 83 & 84. [Diptera.] 
865. . Description of a Muscid bred from Swine dung, with notes on 
two Muscid genera. Canad. Ent. xxiii, pp. 152 & 155. [Diptera.] 
866. . A Tachinid bred from a chrysalis. T. c. p. 206. [Diptera.] 
867. . The North American genera of Calyptrate Muscidce. Paper i 
P. E. Soc. Wash, ii, pp. 89-100. [Diptera.] 
868. . A Tachinid parasite of Chrysophanas dione. Ent, News, i, 
p. 197. [Diptera.] 
869. . A remarkable new Hippohoscid from Mexico. Op. cit. ii, 
pp. 105 & 106. [Diptera.] 
