72 Ins. 1NSECTA. 
r 
he considers excrete a substance similar to that of the pancreas, and that 
also represents bile. Ho also discusses the Malpliigian vessels, whose 
function he considers is that of excreting urine. 
713. Verrall, G. H. List of British Tipuliclce , &c. (“Daddy Long- 
legs’’), with notes. Ent. M. M. xxiii, pp. 117-125 & 15G-1G0. 
[. Diptera .] 
Besides the list, this comprises altable for the separation of the genera 
of Tipu lidce and allied families, description of new species, and many 
remarks on other species. 
714 . A hundred new British species of Diptera. Op. cit. xxii, 
pp. 179-182, 199-202, & 230-234. 
In addition to the description of soveral now species, and the record of 
British novelties, this contains numerous remarks on the synonymy of 
Walker’s Dipt. Brit. 
715. Viallanes, H. Etudes histologiques et organologiques sur les 
centres nerveux et les organes des sens des animaux articules. 
Deuxieme memoire. Le ganglion optique de la libellule (vEschna 
macalatissima) . Bibl. haut. etudes, xxxi, pp. 1-34, pis. i-iii. 
716. . Sur un nouveau type de tissu dlastique observe chez la larve 
de VEristalis. Ann. Sci. Nat. xvii, Nos. 5 & 6, pi. \_Cf. Zool. Rec. 
xxi, Ins. p. 259, and Gazagnaire, Bull. Soc. Ent. Fr. (0) vi, pp. civ- 
cvi.] 
717. Yogler, — . Die Tracheenkiemen der Simulien-Puppen. MT. 
schw. ent. Ges. vii, pp. 277-282. [Dipteral] [For Summary, vide 
J. R. Micr. Soc. 1887, p. 227.] 
718. Wailly, A. Catalogue raisonnG des Sericigenes sauvages connus. 
Bull. Soc. Acclim. (4) iii, pp. 72-101. [ Lepidoptera .] 
The species are arranged geographically, and he gives some particulars 
on the best mode of rearing the larva'.. 
719. Wallengren, H. D. J. Skandinaviens Heterocer-Fjarilar besk- 
rifne af. Andra delen, Spinnarne. Tredje haftet. pp. 257-444. 
\Lep\doptera.~\ 
Includes Lithosiidce to Acronyctidce. Although the bulk of the work is 
in the Swedish language, diagnoses are given in Latin of the families, 
genera, and species, including four new genera for well-known species. 
There is a short appendix relating to the previous parts of the work. 
720. . Skandinaviens arter af Tr ichopter-f amiljen Apataniidce. Ent. 
Tidskr. 1886, pp. 73-80. [ Neuroptera .] 
4 species are described, 1 of them new. 
721. Walter, A. Beitrage zur Morphologie der Schmetterlinge. Erster 
Theil. zur Morphologie der Schmetterlings-mundtheile. Jen. Z. Nat. 
xviii, pp. 751-807, pis. xxiii & xxiv. [ Lepidoptera .] 
The memoir noticed last year, Zool. Rec. Ins. (353), is practically a 
summary of this. 
Walsingham. [See Swinhoe (692), (693).] 
