TITLES. 
Ins. 29 
473. Harcourt-Bath, W. On the preponderating influence of the 
organic over the physical environment in determining the vertical 
distribution of the Lepidoptera. Entomologist, 1896, pp. 345-349. 
474. . On the vertical distribution and derivation of the Rhopalo- 
cera in the Pyrenees. T. c. pp. 320-325. [Lepidoptera.] 
475. Harrington, W. H. Canadian Hymenoptera , No. 7. Canad. Ent. 
xxviii, pp. 75-80. 
476. . A Canadian Trigonalys. T. c. p. 108. [ Hymenoptera.'] 
477. . Fauna Ottawaensis. Hymenoptera parasitica — Proctotrypidce. 
Ottawa Natural. 1896, pp. 174-177. 
478. Hart, J. H. Atta ( (Ecodoma ) cephalotes , Latr. : “ The Soldier.” 
Ann. Nat. Hist. (6) xvii, pp. 160 & 161. [Hymenoptera.] 
479. Hartig, R. Die Tannounadelmotte A rgyresthia fundella, F. R. 
Forstl. Zeitschr. Munchen, v, pp. 313-316, cuts. [Lepidoptera.’] 
480. Hartmann, F. Beschreibung einer neueu Gattung der Riissel- 
kafer aus Deutsch-Ostafrika. Deutsche ent. Zeitschr. 1896, pp. 185- 
188, pi. i, fig. 1. [ Coleoptera .] 
481. Harvey, F. L. A Thysanouran of the genus Anoura. Psyche, vii, 
pp. 422 & 423. [Aptera.] 
482. Haviland, G. D., & Sharp, 1). Termites in captivity in England. 
Tr. ent. Soc. London, 1896, pp. 589-594. [Neuroptera.] 
483. He dem ANN, W. VON. Oin Samlen af Sommerfugle, isser Micro- 
lepidoptera, i Troperne. Ent. Meddel. v, pp. 284-288. 
484. . Beitrag zur Kenntniss der Microlepidopteren-i&xma, von 
Danisch-Westindien, ii. Ent. Zeit. Stettin, lvii, pp. 1-11. 
485. Heller, K. M. Neue Kafer von Celebes gesammelt von den 
Herren Dr. P. und Dr. F. Sarasin. Abh. Mus. Dresden, 1896-97, 
No. 3, 24 pp., 1 pi. [ Coleoptera .] 
486. . Remarks on the Curculionid genus Chalcocybcbus. Notes 
Leyden Mus. xviii, pp. 19-24. [ Coleoptera .] 
487. . Ein von Prof. O. Schneider auf Borkutn entdeckter Floh. 
Ent. Nachr. xxii, p. 96. [Aphaniptera.] 
488. •. Zwei neue Delias- Arten. T. e. pp. 177 & 178. [Lepidoptera.] 
489. . Drei neue Riisselkafer der Calandriden- Gattuug Ommato- 
lampus , Schon. Notes Leyden Mus. xviii, pp. 243-248. [ Coleoptera .] 
490. Helm, O. Beitriige zur Kenntniss der Insecten des Bernsteins. 
Schr. Ges. Danzig, ix, pp. 220-231. [Diptera, Coleoptera.] 
491. Henrich, C. Yerzeichnis der in der uaheren IJmgebung von Her- 
mannstadt beobachteten Aphid en. Verb. Siebenb. Yer. xlv, 
pp. 23-31. 
492. Henseval, M. Etude comparee des glandes de Gilson ; organes 
metameriques des larves d’insectes. Cellule, xi, pp. 329-354, 3 pis. 
[Trichoptera.] 
493. Henshaw, S. Bibliography of the more important contributions 
to American economic entomology. Part IV : The more important 
writings of government and state entomologists, and of their contribu- 
tions to American economic entomology. A-K. Washington : 1895, 
167 pp. 
. Id. Partv. L-Z. Washington : 1896, 179 pp. 
494. 
