TITLES. 
Verm. 13 
157. Hallez, P. Regeneration comparee chez les Polyclades et les 
Triclades. C.R. Ass. Franc, xxviii, p. 270. 
158. -. Hetermorphoses comparees chez les Polyclades et les Triclades. 
T. c. p. 271. 
Hassall, A. [See Stiles & Hassall (333 & 334).] 
159. *Heim, — . Ueber das Vorkommen von Ascaris lumbricoides und 
durch dieselbe hervorgerufene schwere nervose Symptom bei kindern 
unter Einem Jahre. Deutsche med. Wochensclir. 1900, x. 
Brief summary in Centrbl. Bakter. xxx, p. 440. 
160. *Henneberg, W. Zur Biologie des Essigaales (. Anguillula aceti ). 
Deutsche Essigindustrie Berlin, 1899-1900, 102 pp., 10 tigg. 
Summary by author, Centrbl. Bakter., Abt. n, vi, pp. 180-184, and by 
Linstow, Zool. Centrlbl. vii, pp. 439 & 440. 
161. Henry, E. Les vers de terre en foret. Bull. Soc. Nancy (3) i, 
pp. 23-34. 
162. *Herbst, C. Formative Reize in der thierischen Ontogenese. Ein 
Beitrag zum Verstandniss der thierischen Embryonalentwickelung. 
Leipzig (A. Georgi), 1901, 8vo, viii & 125 pp. 
Summary by Bergh, Zool. Centrlbl. viii, pp. 586 & 587. 
163. Herdman, W. A. Dredging Expeditions. Tr. Liverp. biol. Soc. xv. 
[Vermes, pp. 28, 34 & 35.] 
164. ^Herrera Vegas, M. & Cranwell, D. J. Enfermedades parasi- 
taires. Los quistes hidatidicos en la Republica Argentina. Buenos- 
Aires, xiv + 46'6 pp., 1901. 
“ Cet excellent ouvrage, qui expose d’une fa 9 on complete et methodique 
l’histoire clinique et anatomo-pathologique des kystes hydatiques dans 
l 5 Argentine. 
27 similigravures. 970 observations relevees dans les hospitaux de 
Buenos-Aires de 1884-1901.” Arch, parasit. iv, p. 637. 
165. *Heuscher, J. Thuner- und Brienzer-See, ihre biologischen und 
Fischerei-Verhaltnisse. Pfaffikon, 4to, 104 pp., 10 figg. 
165a. Hind, — . British Carboniferous rocks. Rep. Brit. Ass. 1901, 
p. 294. 
166. Ikeda, I. Observations on the Development, Structure and Meta¬ 
morphosis of Actinotrocha. J. Coll. Japan xiii, pp. 507-592, pis. 
xxv-xxx. 
I. Early development of the Phoronis larva, n. Structure of Actino¬ 
trocha. hi. Metamorphosis, iv. Supplementary notes. 
Brief summary, J. R. Micr. Soc. 1902, i, p. 52. 
167. Isler, E. Die Nemertinen der Sammlung Plate. Fauna Chilens. ii, 
pp. 273-280. Zool. Jahrb. Supp. v. 
168. Issel, R. Osservazioni sopra alcuni animali della fauna termale 
italiana. Boll. Mus. Genova, No. 106, 1901, pp. 1-15, pis. i & ii. 
[Annelida, pp. 3-8.] 
169. * James, S. P. On the metamorphosis of the Filaria nocturna in 
mosquitoes of the Anopheles genus. Indian Medical Gazette xxv, 
1900, pp. 169-171. 
Summary, Centrbl. Bakter. xxx, p. 987. 
170. ——. On the metamorphosis of Filaria sanguinis hominis in Mos¬ 
quitos. Brit. Med. J. 1900, ii, pp. 533-537, 7 figg. 
Summary by Linstow, Zool. Centrlbl. vii, p. 751. 
