TITLES. 
Ins. 19 
272. [Dyar, H. G.] On the probable origin of the Peri copula; ; Composia 
Jidelissima. J. N. York Ent. Soc. iv, pp. (58-72. [Lepidoptera.] 
273. . Notes on the phytogeny of the Saturnians. Cauad. Ent. 
xxviii, pp. 303 & 304. [Lepidoptera.] 
274. . A new Gloveria. J. N. York Ent. Soc. iv, pp. 22-26. 
[Lepidoptera.] 
275. . A new Anisota . T. c. p. 166. [Lepidoptera.] 
276. . Notes on some moths from the collection of Mr. A. Bolter. 
Canad. Ent. xxviii, pp. 175-177. [Lepidoptera.] 
277. Dyar, II. G., & Morton, Miss E. L. The life-histories of the 
New York slug caterpillars. II. J. N. York Ent. Soc. iv, pp. 1-9, 
pi. i. iii-vi [by Dyar alone], T. c. pp. 167-190, pis. vi-ix. 
[Lepidoptera.] 
278. Dybowski, B. Nowe poglady i teorye z zakresu anatomii 
porownawczej. Kosmos polski. xxi, pp. 248-264 & 379-414. 
279. Edwards, J. The Hemiptera-Homopiera ( Cicadina and Psyllina) 
of the British Islands. Pts. vi-vm. 
Completing the work, which consists of xii & 271 pp., 30 pis. 
280. Eioiiofp, W. (tiie late). Remarks on the synonymy of some 
North American Scolytid beetles. P. U. S. Mus. xviii, pp. 605-610. 
[Coleoptera.] 
Translated by E. A. Schwarz, who adds comments. 
281. Etmer, G. II. T. Ueber bestimmt gerichtete Entwicklung 
( Orthogenesis ) und ueber Ohnmacht der Darwin’schen Zuchtwalhl 
bei der Artbildung. Congr. Zool. iii, pp. 145-169. [Lepidoptera.] 
This and the following are apparently summaries ot parts of the 
work recorded last year, Zool. Rec. xxxii, Ins. titles (326). 
282. Eimer, G. T. E. Ueber die Artbildung und Yerwandtschaft bei 
den Schwalbenschwanzartigen Schmetterlingen. Congr. Zool. iii, 
pp. 477-480. [Lepidoptera.] 
283. Eisen, G. Biological studies on figs, caprifigs, and caprification. 
P. Calif. Ac. (2) v, pp. 897-1001. 
284. Emery, C. Le polymorphisme des fourmis et la castration ali - 
mentaire. Congr. Zool. iii, pp. 395-410. [Hymenoptera.] 
285. . Clef analytique des genres de la famille des Formicides , pour 
la determination desneutres. Ann. Soc. ent. Belgique, xl, pp. 172-189. 
[Hymenoptera.il 
286. . Studi sulle Formiche della fauna neotropica. Bull. Soc. ent. 
Ital. xxviii, pp. 33-107, pi. i. [Hymenoptera.] 
287. . Description d’une fourtni nouvelle d’Algerie. Bull. Soc. ent. 
France, 1896, p. 418. [ Hymenoptera .] 
288. . Formiciden gesammelt in Paraguay von Dr. J. Bohls. Zool. 
Jahrb. Syst. ix, pp. 625-638. [ Hymenoptera .] 
289. . Formicides r^coltes a Buitenzorg (Java) par M. Massart. 
Ann. Soc. ent. Belgique, xl, pp. 245-249. [ Hymenoptera .] 
290. . Formiche raccolte dall Dott. E. Festa nei pressi del golfo di 
Darien. Boll. Mus. Torino, xi, No. 229, 4 pp. [Hymenoptera.'] 
291. . Alcune forme nuove del genere Azteca, For., e note biologiche ; 
T. r. No. 230, 7 pp. [Hymenoptera.] 
Includes a description by Forel. 
