14 Verm. 
XV. VERMES. 
194. *Iberer, J. sen. and jun. tiber Ankylostomagefahr in Kohlen- 
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195. Ikeda, I. On the development of the sexual organs and of their 
products in Phoronis. An not. zool. Japon. iv, pp. 142-153, pi. v. 
196. Iwanow, P. Die Regeneration von Rumpf- und Kopfsegmenten bei 
Lumbriculus variegatus Gr. Zeitschr. wiss. Zool. lxxv, pp. 327-390, 
pis. xxv & xxvi. 
197. Izuka, A. A new Polygordius from Misaki (P. ijimai n. sp.). 
Annot. zool. Japon. iv, pp. 137-139. 
198. . Observations on the Japanese Palolo ( Ceratocephale osawai 
n. sp.). J. Coll. Tokyo xvii, art. ii, 37 pp., 2 pis. 
199. Jameson, H. L. On the origin of pearls. Nature Ixvii, i, pp. 280- 
282, 3 figg. 
Due to a Distomum cercarise = D. somaterice. 
200. Janicki, C. v. Beziehung zwischen Chromatin und Nucleolen 
wahrend der Furchung des Eies von Gyrodactylus elegans von Nordm. 
Zool. Anz. xxvi, pp. 241-245. 
201. Jennings, H. S. Experiments on the behaviour of lower animals; 
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Johnson, S. W. [See Johnston & Johnson (203).] 
202. Johnston, J. B. On the blood vessels, their valves and course of 
the blood in Lumbricus. Biol. Bull, v, pp. 74-84, 3 figg. 
203. & Johnson, S. W. The blood flow and the structure of the 
vessels in the earthworm. Science xvii, p. 532. 
204. Johnston, S. J. Contributions to a knowledge of Australian Ento- 
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pi. xiii. 
205. Jullien, J. & Calvet, L. R^sultats des campagnes scientifiques 
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Includes double descriptions of several species ; also Rhabdopleura 
manubialis n. sp. 
206. Katzer, F. Grundziige der Geologie des unteren Amazonasgebietes 
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1 pi., 261 figg. 
207. Keissler, K. von. Uber das Plankton des Hallstadter Sees in 
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208. Kemna, A. Sur les rapports entre Ct^naires et Polyclades. Ann. 
Soc. malac. Belgique xxxviii, pp. lxxix-lxxxvii. 
209. Kesteven, H. L. A new species of Dendrostoma. Rec. Austral. 
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210. Knudsen, — . [Plankton of Northern Europe.] Bulletin des r4sultats 
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avec l’assistance de M. Knudsen. Copenhagen, 1903-1904, No. 1, 
62 pp. Conseil permanent international pour l’exploration de la mer. 
List of spp. 
