10 Ocel 
C(ELENTERATA. 
Thomson, J. On a new Species of Diphyphyllum, and on a remarkable 
Form of the Genus Lithostrotion. Ann. N. H. (6) ii, pp. 317-323, 
3 cuts. 
Tikhqmerov, A. A. (1) O svolkh zanyatiyakh na Neapolltanskol 
Zoologlcheskoil Stantsil po Istoril razvltiya Hydroidea I o praktl- 
chesklkh zanyatiyakh v GeideTbergskoI laboretoril [Results of the 
Naples Station on the development of Hydroidea, and on the 
practical results of the Heidelberg Laboratory]. Izvyestiya Imp. 
obs. Lyubet. Estest. Anthrop. I Etnograf. Moskva, 1, 1886, pp. 285- 
288. 
. (2) K Istoril razvltiya gidroldov [On the development of the 
Hydroids], Isvest. Mosc. Univ. 1 (2), 69 pp., 2 pis., 1887; see also 
Trudui St. Petersburg Nat., Zool. xix, Protok, p. 58. 
Tight, W. G. A Note on a Peculiar Habit of Fresh-water Hydra. 
Bull. Denison Univ. iv, p. 131. 
Tomes, R. F. On Heterastrcea , a new Genus of Madreporaria from the 
Lower Lias. Geol. Mag. (3) v, pp. 207-218, pi. vii. 
Turner, E. H. Kerona polyparum, parasite on Hydra fusca. Tr, 
Manch. Micr, Soc. 1887, pp. 34-36, pi. iii, figs. 2 & 3. 
Usov, M. M. Polypodium hydriforme, novaya forma pryesnovodnyech 
tselenterat [P. hydriforme, a new form of fresh-water Coelenterate]. 
Trudui Kazan Univ. xiv (6), 1885, 24 pp., 2 pis. 
Vagner, N. P. O Gldroidach i Meduzach Byelago Morya [The Hydroida 
and Aledusce of the White Sea]. Trudui St. Petersburg Nat. xi, 
1880, Protok. pp. 194-201. 
Varigny, H. de (1) Bemerkungen fiber den Gewichtsverlust durch 
Nahrungsmangel bei Aurelia aurita. CB. Physiol, i, 1887, pp. 389 
& 390. 
. (2) Beitrag zum Studium des Einflusses des sfissen Wassers auf 
die Seethiere. T. c. pp. 566-568. 
. (3) Notes sur l’action de l’eau douce, de la chaleur et de quelques 
poisons sur le Beroe ovatus. CR. Soc. Biol. (8) iv, 1887, pp. 61-63. 
VayssiIsre, A. Atlas d’anatomie compare des invertebrds. Fasc. 2 & 3. 
Paris : 1888, fol., 30 pis., with explanations. [Ccelenterata , pis. liv, 
lv, lvi, & lviii.] 
Viguier, 0. (1) Etudes sur les animaux inf<$rieurs de la baie d’ Alger. 
Arch. Z. exp&\ (2) vi, pp. 351-373, pis. xix & xx ; abstr., J. R. Micr. 
Soc. 1889, p. 393. 
• . (2) Sur un nouveau type d’Anthozoaire, la Fascicularia radicans, 
O. Vig. C.R. cvii, pp. 186 & 187 ; transl., Ann. N. H. (6) ii, pp. 198 
& 199 ; abstr., J. R. Micr. Soc. 1888, p. 745. 
Vine, G. R. Note on the Palaeontology of the Wenlock Shales of Shrop- 
shire. P. Yorks. Geol. Polyt. Soc. ix, pp. 224-248. 
