30 Ins. 
INSECTA. 
274. Hallez, P. Loi de ^orientation de l’embryon chez les Insectes. 
C.R. ciii, pp. 606-G08. 
Relates specially to Locusta viridissima and Ilydrophilus piceus. (Sum- 
mary J. R. Micr. Soc. 1887, p. 72.) 
275. Hamilton, A. Notes on the so-called “Vegetable Caterpillar” of 
New Zealand. Tr. N. Z. Inst, xviii, pp. 209-213. 
27G. Harker, A. H. On the Probable Early Extinction of a Cottes- 
wold Butterfly. P. Cottesw. Nat. F. C. viii, pp. 73 & 74, plate 
unnumbered. 
Refers to Lyccena avion. 
277. Harold, E. von. Coprophage Lamellicornien boschriebon. B. E. Z. 
xxx, pp. 141-149. 
This, the last entomological work of its regretted author, gives de- 
scriptions of 9 new species from various localities. 
278. Haury, Ch. Description d’une nouvelle espece de Carabus. Le Nat. 
viii, p. 215. [ Coleoptera .] 
279. . Diagnose d’un nouveau Carabe de l’Amour. T. c. p. 2G9. 
[ Coleoptera .] 
280. Heider, K. Ueber die Anlage der Keimblatter von Ilydrophilus 
piceus. Abh. Ak. Berl. 1885, pp. 1-47, sep. pag., pis. i & ii. 
In addition to the point indicated by the title, the memoir contains 
other matter of interest : e.g ., not only on the first abdominal segment, 
but also on all the others, the commencement of rudiments of extremi- 
ties can be detected ; Hatschek’s views as to the formation of the nervous 
system are confirmed ; the Malpighian vessels take origin from the ecto- 
derm as outgrowths of the hind gut. [For detailed summary, vide J. R. 
Micr. Soc. (2) vi, pp. 591-593.] 
281. Heinemann, C. Zur Anatomie uud Physiologie der Leuchtorgane 
mexikanischer Cucuyo’s. Arch. mikr. Anat. xxvii, pp. 296-382. 
He is now acquainted with five species of Pyrophorus occurring near 
Vera Cruz, but does not state their names, or to which of them his obser- 
vations relate. He discusses the position and structure of the light 
organs, means by which the light is influenced, and the nature of the 
light. [For summaries, vide J. R. Micr. Soc. (2) vi, pp. 787-789, and 
Am. Nat. xx, pp. 808-810.] 
Hellins. [See Buckler.] 
282. Helm, O. Mittheilungen fiber Bernstein, xm. Ueber die Insecten 
des Bernsteins. Schr. Ge3. Danz. (2) vi, pp. 267-279. 
Miscellaneous remarks about insects preserved in amber ; he has GOO 
specimens of Coleoptera so preserved, in his own collection. The remarks 
on the Hymenoptera are by Brischke. 
283. Hennessy, H. On the Geometrical Construction of the Cell of the 
Honeybee. P. R. Soc. xxxix, pp. 253 & 254. 
