THEORY OP EVOLUTION. 
Gen. Sub. 17 
Those in which the lime atom is least saturated by the acid are the most 
capable of sustaining function; 
Schneider, it. Neiie histologische Untersuchungen iiber die Eisenauf- 
nahme in den Korper des Proteus. SB. Ak. Berlin (1890), pp. 887- 
897j 1 pi. 
M6re thaft Other subterranean aqfuatid organisms^ Proteus exhibits a 
capacity of absorbing iron; 
Schurmayerj C. B. Ueber den Einfluss ausserer Agentien auf einzellige 
Wesen. Jen. Z. Nat. xxiv, pp; 402-470, i pi. 
SeItz, A; Allgemeine Biologie der Schmetterlinge. Zool. Jahrb. v, pp. 
281-343. 
SzOzawInska, Y. Contribution h l’etude des Yeux de quelqiies Crustaces 
et recherches sur les Mouvements du Pigment granuleuX et des 
cellules pigmentaires sous l’lnfluenoe de la Lumiere et de l’Obscurite 
dans les Yeux des Crustaces et des Arachnides; Arch. Biol, x, pp. 
523-567,' 2 pis. 
TMulli, L; La Pressione nell’ intorno dell’ Uovo di Polio e i suoi Effetti 
sullo Sviluppo. Atti e Rend. AtJc. med.-chir.- Perugia, ii, pp. i21— 134. 
Internal varnishing of the air-chamber prevents development* except in 
the first stages; The pressure is mfich affected, tiie respiration but a 
little; Other similar observations. The air-chamber regulates pressure, 
the surface of evaporation regulates temperature. 
WooDHiUD, G; Sims. [See Irvine, R.] 
Yerworn, M. Die polare Erregung der Protisten durch de'n galvanischefi 
Strofn (I^ortsotztlng); Arch. geS. Phys. xlvi* pp.- 267-303, 3 pis., 
5 figs. 
DE Yries* H. Die iPflaftzen und Tiere in den dunklen Raumen der 
Rotterdamer Wasserleitung. Jena : 8vo* 73 pp., 1 pi., 5 figs. 
(3) Heredity. 
Arri!iat, L. Rdcents travaux sur l’H4r4ditA Rev. Philos. xxix* pp. 
399-419. 
Ball, W. P. Are the Effects of Use and Disfise Inherited? An exami- 
nation of the view held by Spencer and Darwin. London : 8vO, 
xii & 156 pp.- 
van Bemmelen, J. F. De Erf elijkheid vah VerworVen Pigenschappeh; 
s’Gravenhage : 8vo, xiii & 279 pp. Reviewed* Biol. Oefttralbl. x, 
pp. 64 1-652 & 686-694. . 
A history beginning with Hippocrates and Aristotle* aiid ending with 
Weismann. The opinions of modern naturalists are classified according 
to the predominance of anthropological physiological, and pathological 
considerations. Brooks, Gal ton,- and softie Others have been overlooked 
in this record, which is, however, on the whole, very careful. 
