TITLES, BIOLOGY. 
Verm. 47 
285. France, R. A Brachionus quadratus , Rouss. szervezeto. Potfuz. 
Termes. Kozl. xliv, pp. 206-218, 8 figg. 
286. Jennings, H. S. The early development of Asplanchna herriclci , 
Guerne : a contribution to developmental mechanics. Bull. Mus. 
Harvard, xxx, pp. 1-118, pis. i-x. 
I. Mechanics. 
II. Morphology of the Rotifera. 
ill. Materials and methods. 
287. Kellicott, D. S. The Rotifera of Sandusky Bay. (2nd paper.) Tr. 
Amer. micr.' Soc. xix, pp. 43-54, 3 figg. 
288. Lameere, A. Notes du laboratoire de biologic ambulant de l’uni- 
versitd de Bruxelles, i. Expedition & Kinroy. Ann. Soc. Belg. Micr. 
xxi, pp. 33-41. 
289(. Leussen. Sur la presence de Sporozoaires chez un Rotateur. Zool. 
Anz. xx, pp. 330-333. 
290. Nusbaum, M. Ueber Yersuche, das Geschlecht an einem Rader- 
thiere, Ilydatina senta , willktirlich zu bestimmen. SB. niederrhein. 
Ges., 1896, p. 40. Full paper, Arch. mikr. Anat. xlix, pp. 227-308. 
Abstract, J. R. micr. Soc. 1898, pp. 306-308. 
291. Pitard, E. Sur le Plankton du lac de Chavonnes. Arch. Sci. Nat. 
(4) iii, 3 pp. 
292. Rousselet, C. F. (1) Brachionus bakeri and its varieties. J. Quekett 
Club, vi, pp. 328-332, pi. xvi. 
293. . (2) On the male of Proales wernecki. T. c. pp. 415-418, pi. xix. 
[See also two papers in J. R. micr. Soc. recorded last year.] 
294. Sadones, — . Zur Biologie (Befruchtung) der Ilydatina senta. Zool. 
Anz. xx, pp. 515-517. 
295. Scherren, H. Rotifers commensal with Caddis- worms. Nature, lvi, 
p. 224. 
296. Shephard, J. A new Rotifer, Lacinularia elliptica. Victorian Natural, 
xiv, pp. 84-86, pi. i. 
297. Stokes, A. C. Some new forms of American Rotifera, n. Ann. Nat. 
Hist, xix, pp. 628-633, pi. xiv. 
298. Vanhoffen, E. Die Fauna und Flora Gronlands. Gronl. Exped. d. 
Ges. Erdkunde zu Berlin, 1891-1893, Berlin (Kiihl), 4to., 1897, ii. 
Pt. 1. 
iv. Kap. Wirbelloser Landtiere und Siisswasserplankton, pp. 175-223. 
vi. Das Plankton des Karajak-Fjordes (Rotifers, p. 276). 
299. Weber, E. F. Note sur quelques m&les de Rotateurs. Rev. Suisse 
Zool. v, pp. 91-99, pi. iv. 
300. Zach arias, O. (1) Neue Beitrage zur Kenntniss des Siisswasser 
planktons. Forschber. Plon, v, pp. 1-9, pi. i. 
301. (2). Zur Mikrofauna der Sandforter Teiche. T. c. pp. 112-114. 
302. Zograf, N. de. Sur une methode de preparation des Rotateurs. 
C.R. Ac. Sci. cxxiv, pp. 245 & 246. 
BIOLOGY. 
The early development (maturation of egg, orientation, cleavage, and 
gastrulation) of Asplanchna herrickii, de Guerne, considered from the 
