20 Verm. 
XV. VERMES. 
247. Verrill, A. E. Marine Nemerteana of New England and adjacent 
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9 figg. in text. 
248. -. Dinophilidce of New England. T. c. pp. 457 & 458, pi. xxxvi, 
fig. 6, 1 fig. in text. 
249. . Marine Planarians of New England. T. c. pp. 459-520, 
pis. xl-xliv, 2 figg. in text. 
250. Yillot, A. Etude d’auatomie comparee sur les Mermis et les 
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251. Wagner, F. v. De Organismus der Gastrotrichen. Biol. Centralbl. 
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Summary of what is known about the group, and discussion of their 
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252. . Einige Bemerkungen fiber das Verhaltnis von Ontogenie 
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Concluding that the two processes do not correspond. 
253. Walter, E. Untersuchungen fiber den Bau der Trematoden 
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1 fig. in text. 
254. Ward, H. B. Preliminary Communication on the host of Nectonema 
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255. Wasielewski, — . v. Die Keimzone in den Genitalschlauchen von 
Ascaris megalocephala . Arch. mikr. Anat. xli, pp. 324-337, pi. xix. 
256. Weltner, W. Ueber Fahrten, welche Clepsine beim Kriechen im 
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257. Western, G. Notes on Rotifers, with description of 4 new species, 
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pp. 155-160, half pi. ix. 
258. -. Notes on Rotifers. T. c. p. 308. 
259. Whitman, C. O. A Sketch of the Structure and Development 
of the Eye of Clepsine. Zool. Jahrb. Anat. vi, pp. 616-625, 
5 figg. in text. 
260. Wierzejski, A. Floscularia atrochoides, n. sp. Zool. Anz. xvi, 
pp. 312-314, 1 fig. 
261. Wierzejski, A., & Zacharias, O. Neue Rotatorien des Sfisswassers. 
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262. . Zur Wahruug der Prioritat. Zool. Anz. xvi, pp. 430-432. 
263. Will, H. Anatomie von Caryophyllaeus mutalilis , Rud. Ein 
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pis. i & ii, 2 figg. in text. 
