TITLES. 
Echin. 27 
197. REPELIN, J. Note sur l’Aptien superieur des environs de Mar¬ 
seille. Bull. Soc. geol. France (3), xxvii, pp. 363-373, pi. vii (Nov.). 
[in, b, iii, b, 2. iv, f.] 
197a. RHUMBLER, L. Physikalische Analyse von Lebenserscheinungen 
der Zelle. ii. Mechanik der Abriickung von Zelleinlagcrungen aus 
Verdichtungscentren der Zelle (im Anschluss an Fischel’s Yital- 
farbungen von Echinodermeiern [88] und Butschli’s Gelatine- 
spindeln erlautert). Arch. Entwickmech. ix, pp. 32-62, 12 text-figg. 
(5 Sept.) [ii, f, iv.] 
Abstract by E. A. A[ndrews], Amer. Nat. xxxiv, pp. 54-56 
(Jan. 1900). 
198. RIAZ, A. de. Contribution ii l’etude du systkme cretace dans les 
Alpes-maritimes. Bull. Soc. geol. France (3), xxvii, pp. 411-435. 
(Nov.) [iii, b, iii, b, 1 . iv, c.] 
Notes on, and determinations of, Ech., by J. Lambert. 
Abstract of Echinoid details by J. Lambert, Rev. paleozool. iv, 
p. 28 (Jan. 1900) and p. 93 (April, 1900). 
199. ROLLAND, G. Chemin de fer transsaharien. Geologie du Sahara 
algerien et apergu geologique sur le Sahara de 1’ocean Atlantique k 
la Mer Rouge. 8vo., 278 pp., xxi pis. Paris, 1890. 
[iii, b, iii, b, 1 . iv, c, Cyphosoma.\ 
Description of new Echinoid by G. H. Cotteau. 
200. ROTHPLETZ, A. & SIMONELLI, V. Die marinen Ablagerungen 
auf Gran Canaria. Zeitschr. Deutsch. geol. Ges. xlii, pp. 677-736, 
pis. xxxv, xxxvi (1891). Also under title: Formaciones de origen 
marino de la Gran Canaria...traduccion...por D. Pedro Palacios. 
Bol. Com. geol. Espan. xxiii, pp. 1-84, pis. i, ii (1898). [iii, b, ii, d.] 
Echmoidea on pp. 696, 697, 734 of original, pp. 27, 28, 79 of 
translation. 
201. ROULE, L. Les larves marines. Bull. Soc. zool. France, xxiv, 
pp. 117-135, with 5 full page text-figg. (June and Aug.) Also Rev. 
Scient. (4), xi, pp. 737-743 (17 June). [n, f, v, b, c.J 
ROUVILLE, E. de, see Selenka (211). 
202. ROWE, A. An analysis of the genus Micraster , as determined by 
rigid zonal collecting from the Zone of Rhynchonella Cuvieri to that 
of Micraster cor-anguinum. Quart. J. geol. Soc. Iv, pp. 494-546, 
discussion (W. Hill, H. G. Seeley, J. W. Gregory, E. T. Newton, 
G. E. Dibley), pp. 546, 547, pis. xxxv-xxxix. (12 Aug.) 
[ii, a, iii: b, i, c, 5. iii, b, iii, b, 1. iv, c.] 
Prelim. Abstracts: Proc. Geol. Soc. for 8 March, 1899, pp. 69-72; 
Ann. Nat. Hist. (7), iii, pp. 425, 426 (May, 1899); Geol. Mag. 
(n. s.) dec. iv, vol. vi, p. 230 (May, 1899). Abstract: J. R. Micr. 
Soc. 1900, p. 65 (Feb.). Review by J. Lambert, Rev. paleozool. 
iv, pp. 89, 90 (April, 1900). 
203. RUSSO, A. Sul valore morfologico e funzionale degli organi di 
Cuvier delle Oloturie. Monit. Zool. ital. x, pp. 133-141, pi. iii a. 
(May.) [ii, b, i, b, 8 : d, v, a: f, vi, b, <§.] 
Abstract by H. Ludwig, Zool. Centrlbl. vii, p. 141 (6 March, 
1900). 
204. -. Sulla omologia dell’ organo assile dei Crinoidi e su altre 
quistioni riguardanti la morfologia degli Echinodermi. Zool. Anz. 
xxii, pp. 288-292, 3 figg. (3 July.) [n, f, vi, a, 12; f, 12 . iv, a.] 
Abstract, J. R. Micr. Soc. 1899, p. 492 (Oct. 1899). 
