TITLES. 
Gen. Sub. 37 
688. 51 Vogt, W. La vie d’un horame : Carl Vogt. Paris: 4to, 265 pp., 
2 portraits, 1 pi. Abstr. by A. S. Packard, Science, iv, pp. 947-954.. 
689. Voigt, W. Ueber Thiere, die sich vermfitlich aus der Eiszeit her 
in unsern Biichen erhalten haben. Verh. Ver. Rheinland, Hi, 
pp. 235-244. [C f. Zool. Centralbl. iv, pp. 340 & 341.] 
690. V uillemin, P. Assimilation et activite. C.R. Ac. Sci. cxxii, 
pp. 411 & 412. 
691. Wade, W. Inheritance of artificial mutilations. Amer. Natural', 
xxx, pp. 837-839. 
692. Wagner, J. Einige Beobachtungen fiber die Spermatogenese bei 
den Spinnen. Zool. Anz. xix, pp. 188-190. Transl., Ann. Nat. Hist, 
xviii, pp. 346-348. [Cf. Trav. Soc. St. Petersb. xxvi, pp. 82-98, 
2 pis.] 
693. Waldeyer, -W. Die Caudalanhange des Menschen. SB. Ak. 
Berlin (1896) pp. 775-784, 1 fig. 
694. Wallace, A. R. The problem of utility : are specific characters 
alwaj's or generally useful ? J. Linn. Soc. (Zool.) xxv, pp. 481-496. 
695. Ward, H. B., and others. A biological examination Jof Lake 
Michigan in the Traverse Bay region. Bull. Michigan Fish Comm. 
No. 6, 1896, 99 pp., 2 figg., 5 pis. 
696. . The food supply of the great lakes ; and some experiments 
on its amount and distribution. Tr. Amer. Micr. Soc. xvii, pp. 242- 
254, 2 pis. 
697. Warren, E. Variation in Portunus depurator. P. R. Soc. Lon- 
don, lx, pp. 221-243, 6 figg. 
698. Wasmann, E. Die Myrrnekophilen und Termitophilen. Congr.. 
Zool. Leyden, 1895, pp. 410-440, 1 fig. 
699. . Zur neueren Geschichte der Entwickelungslehre in Deutsch- 
land. Eine Antwort auf Wilhelm Haacke’s “ Schopfuug des 
Menschen.” Minister : 1890, 8vo, iv & 101 pp. Reprint from 
“ Natur und Offenbarung,” xlii, pp. 193-216, 270-294, 362-372, 417— 
433, & 479-493. 
Discussion of the philosophical aspects of questions connected with the 
origin of man. 
700. . Instinct und Intelligenz im Thierreich. Ein kritischer 
Beitrag zur moderneu Tliierpsychologie. Freiburg-i.-Br. : 8vo, viii 
& 94 pp. 
701. . Das Meeresleuchten und seine Ursachen. Stimmen Maria- 
Laach : 1896, Heft 1 & 2, 19 pp. 
A popular account of the subject. 
702. Watase, S. On the physical basis of animal phosphorescence. 
Biol. Lectures Wood’s Holl, 1895, pp. 101-118, 1 fig. 
703. Weismann, A. Ueber Germinal-Selektion. Congr. Zool. Leyden 
(1895), published 1896, pp. 35-70. 
704. . Ueber Germinal-Selection. Eine Quelle bestimrat gerich- 
teter Variationen. Jena : 8vo, xi & 79 pp. 
705. . On Germinal Selection. The Monist, vi, pp. 250-293. Also 
separately, Chicago : 8vo, xii & 61 pp. 
706. . [Translation by W. E. Nicholson of No. 739, General Sub- 
jects, Zool. Rec. xxxii.] New experiments on the seasonal dimorphism 
of Lcpidoptera. Reprinted from Entomologist, xxix, Jan.-Aug., 
1896. 
