198 Ins. 
DlP'iBRA, NEUROPTERA. 
(A.PHANIPTEB4.) 
PoLICIDiE. 
W. H. Dali, Am. Nat. xi. pp. 7-11, describes the method by which fleas 
are trained for public exhibition, all performances simply consisting of 
efforts to escape. 
Fleas surviving (with vitality enough to jump), after being kneaded in 
flour and baked iu a loaf ; Sci. Goss. xiii. p. 191. 
Pulex penetrans. A plate illustrating the transformations of the 
“jigger,” with explanatory letterpress ; Am. Nat. xi. p. 766, 
NEUROPTERA. 
BY 
Bobert McLachlaNj P.R.S., F.L.S., &o. 
The General Subject. 
Meybr-DUr, L.' R. Berichtigungen und Ergauzungen zu meiner “Neu- 
roptern-Fauna der Schweiz.” MT. schw. ent. Ges. v. pp. 9-13. 
Concerns the Trichoptera of the Swiss Fauna ; the corrections and 
additions are noticed according to the Recorder’s Revision and Synopsis 
of the Em'opean Trichoptera. 
Provancher, L. Faune Canadienne (Petite Faune entomologiqoe du 
Canada). Les Nevopteres*. Nat. Canad. ix. pp. 38-43, 84-90, 118- 
123', 173-176, 201-205, 209-217, 241-244, 257-269. 
Comprise the remaining Pseudo- Neuroptera-j and all the Planipennia 
and Trichoptera, thus finishing the series [cf. Zool. Rec. xiii. Ins. p. 200]. 
These articles are reprinted in a separate form in the same author’s 
“ Faune Entomologique du Canada,” ii. fasc. i. pp. 57-157 ; with additions 
and corrections (and also interleaved supplementary corrections). 
Palm]^n, J. A. Zur Morphologic des Tracheensystems. Helsingfors: 
1877, 8vo, pp. 1-149, 2 pis. [anted, p. 2]. 
The author enters at length into the relationship between the branchial 
plates or filaments by which respiration is effected in the aquatic larvaa 
