34 Gen. Sub. 
I. GENERAL SUBJECTS. 
[ 1905 ] 
575 . [Reisow^, K.] Nowy skladnik morfologiczny komdrki zwierzgcej 
(mitochondria). (Une nouvelle partio constituante de la cellule 
animale (mitochondrie).) T. c. pp. 590-592. 
576. Reitterer, Ed. De la m^tanierie de l’embryon dea Mamniif6res. 
C.R. Soc. Biol, lviii, pp. 740-743. 
577. . Structure et histogenkse de l’os. J. Anat. Physiol, xli, 
pp. 561-640, 12 toxt-figg. 
578. Retzius, G. Zur Kenntnis der Spermien der Evertebraten. n. 
Biol. Untersuch. xii, pp. 79-102, pis. xi-xviii. 
579. Rhumbler, L. Die anomogene Oberflachenspannung dea lebenden 
Zelleibes. Zur Erwiderung au M. Heidenhain. Anat. Hefte Arb. 
xxvii, pp. 859-883. 
Heidenhain replies (300). 
580. . Zur Theorie der Oberflachenkrafte der Amoben. Zeitschr. 
wiss, Zool. lxxxiii, pp. 1-52. 
681. Ribbert, H. Anpassungsvorgange am Knorpel. Arch. Entwick- 
mech. xx, pp. 125-129, 1 fig. 
582. Richard, J. Campagne scientifique du yacht “ Princesse-Alice ” en 
1904. Observations sur la faune bathyp^lagique, etc. avec rdsum^ 
esperanto. Bull. Mus. Monaco No. 41, 1905, 30 pp. 
583. . Sur dea instruments destines & la rdcolte et k l’examen 
prdliminaire du plankton microscopique et sur la presence du genre 
Penilia dans la Mdditerran^e. T. c. No. 52, 1905, 12 pp. 
684. Ridgeway, W. The origin and influence of the thoroughbred horse. 
Cambridge biological series, 8vo, 1905, xvi + 538 pp., 143 illustrations. 
Noticed, Zool. Zentrlbl. xiii, p, 140. 
685. Rijnberk, G. van. The designs on the skins of the Vertebrates 
considered in their connection with the theory of segmentation. 
P. Ak. Amsterdam 1905, pp. 307-314. [See also (601, 602).] 
586. Rio y Luis Achaval, M. E. Geografia de la provincia de Cordoba. 
Buenos Aires, 1904, 1905. Fauna vol. i, pp. 343-370. 
587. Ritter, W. E. A general statement of the ideas and the present 
aims and status of the Marine biological station of San Diego. Univ. 
Calif, publ. Zool. ii, pp. i-xvii, 2 maps. 
Roaf, H. E. [See Moore, Roaf & Whitley (487).] 
588. Robertson, T. B. An outline of a theory of the genesis of proto- 
plasmic motion and excitation. Tr. R. Soc. S. Austral, xxix, pp. 1-56. 
i Abstract, J. R. Micr. Soc. 1906, p. 288. 
589. Robinson, E. K. The country day by day. London, 1905, xix + 
371 pp. 
v Review by R. L., Nature lxxi, p. 418. 
590. Romer, F. Dio Tierwelt des nordlichen Eismeeres. Jahrb. nassau. 
Ver. lviii, pp. xxiv-xliii. 
591. & Schaudinn, F. Fauna arctica iv, Lief. 1 & 2. 
See AVES, Schalow ; MOLLUSCA, Meisenheimer ; ARACHNIDA, 
TragArdh ; ECHINODERMA, DOderlein ; VERMES, Odhner. 
692. Rosa, D. Es gibt ein Gesetz der progressive!! Reduktion der Varia- 
bilitat. Biol. Centrbl. xxv, pp. 337-349. 
