TITLES. 
Moll. 15 
221. Hamlyn-Harris, R. Die Statocysten der Cephalopoden. Zool. 
Jahrb. Anat. xviii, pp. 327-358, 5 pis., figg. 
222. Heath, H. The function of the Chiton subradular organ. Anat. 
Anz. xxiii, pp. 92-95, 4 figg. 
223. Hedley, C. Studies in Australian Mollusca. Part vii. P. Linn. 
Soc. N. S. Wales xxvii, pp. 596-619, pis. xxix, xxxi-xxxiii. 
224. — - — . Scientific Results of the trawling expedition of H.M.C.S. 
“Thetis” off the Coast of New South Wales in February and March, 
1898. Mollusca. Part ii. Scaphopoda and Gastropoda. Mem. 
Austral. Mus. iv, pp. 327-402, pis. xxxvi-xxxviii, figg. 
225. . Notes on the Zoology of Paanopa or Ocean Island and Nauru 
or Pleasant Island, Gilbert Group. The Mollusca. Rec. Austral. 
Mus. v, pp. 4 & 5. 
. [See also Roth (451).] 
226. Henri, Y. lStude des ferments digestifs chez quelques Invert^br^s. 
C.R. Soc. Biol, lv, pp. 1316-1318. 
227. . Note com piemen taire sur la s^cr<5tion hepato-pancreatique 
chez Y Octopus vulgaris. T. c. pp. 1487 & 1488. 
228. Henschen, F. Zur Struktur der Eizelle gewisser Crustaceen und 
Gastropoden. Anat. Anz. xxiv, pp. 15-29, figg. 
229. Herdman, W. A. The Pearl Fisheries of Ceylon. Nature lxviii, 
pp. 620-622. 
230. . The Pearl-Oyster Parasite in Ceylon. Nature lxix, pp. 126 & 
127. 
231. . Report to the Government of Ceylon on the Pearl Oyster 
Fisheries of the Gulf of Manaar. Part I. Pearl Oyster Report. 
London, 4to, 1903, 146 pp. 
232. Hesse, R. Ueber die Retina des Gastropodenauges. Yerh. Deutsch. 
zool. Ges. xii, pp. 121-125, figg. 
233. Hey, W. C. Shore-collecting near Scarborough and Filey. Naturalist 
1903, pp. 344-348. 
234. Hidalgo, J. G. Obras Malacologicas. Text, Entrega 6 (contains 
pp. i-v, 1-400 of part 1, vol. ii) ; atlas, 30 pis. Madrid, 1903, 4to. 
Relates to Pelecypoda of Philippine Islands. 
235. Hilber, Y. Fossilien der Kainacher Gosau. Jahrb. geol. Reichsanst. 
lii, pp. 277-284, pi. xiv. 
236. Hind, W. A Monograph of the British Carboniferous Lamelli- 
branchiata. Yol. ii, pp. 35-124, pis. vii-xxi [Pal. Soc. Mon.]. 
237. . On a new species of Solenopsis [ Solenomorpha ] from the 
Pendleside Series of Hodder Place, Stonyhurst (Lancashire). Quart. 
J. Geol. Soc. lix, pp. 334-336, fig. 
238. Hinkley, A. A. A proposed study of Coniobasis. Nautilus xvii, 
pp. 32-34. 
239. Hirase, Y. Catalogue of the land shells of Japan to be had of 
Y. Hirase. Tokyo, 1903, 8vo, 24 pp., 1 pi. 
- — . [See also Pilsbry & Hirase (417-423).] 
240. Hoernes, R. Zur Ontogenie der Cephalopoden. i. Die Anfangs- 
• kamrrier der Nautiloiden und die angebliche Anheftung derselben dei 
Orthoceras. Jahrb. geol. Reichsanst. liii, pp. 1-32. 
