8 Goel. XVI. COELENTERATA. [1904] 
94. [Hargitt, C. W.]' Notes on a hitherto undescribed Hydroid from 
Long Island Sound. Biol. Bull, vii, jjjx 251-253, 1 fig. 
95. Hargitt, G. T. Budding tentacles of Gonionemus. Biol. Bull, vi, 
pp. 241-250, 9 figg. 
96. Hartlaub, C. Bericht iiber eine zoologische Studienreise nach 
Fraukreich, Grossbritannien und Norwegen. Wiss. Meeresuntersuch. 
V, 2, pp. 97-106, 3 text-figg. 
97. Hayden, H. H. Memoirs of the geological survey of India. Mem. 
geol. Surv. India xxxvi, i, pp. 1-129. 
98. Hedley, C. The formation of coral-reefs. Nature Ixx, p. 319. 
99. Heicke, a. Ein Beitrag zur Kenntnia der Weichteile der Madre- 
porarier. Arch. Naturg. 1904, i, pp. 253-296, pi. xii. 
100. HiCKSON, S. J. Polymorphism in the Pennatulida. Rep. Brit. Ass. 
1903, p. 688 [will be published in extenso in the reports of the Siboga 
expedition]. 
101. . [President's address to the Zoological Section.] Rep. Brit. 
Ass. 1903, pp. 680-684. [Variation and regeneration in Coelenterata.^ 
New matter. 
102. Hind, W. On the honiotaxial equivalents of the Lower Culm of 
North Devonshire. Geol. Mag. i, 8, pp. 397-403. 
103. HiNDE, G. J. On the zone of Marsupites in the chalk at Beddington, 
near Croydon, Surrey. Geol. Mag. i, 10, pp. 482-487. [Lists of spp.] 
104. . On the structure and affinities of the genus Porosphoera 
Steinmann. J. R. Micr. Soc. 1904, pp. 1-25, pis. i & ii. 
105. Holm, G. Kinnekulles berggrund. Sveriges geol. Unders. Afh. C. 
172, 1901, pp. 1-118, 4 pis. Graptolites, pp. 37-63, figg. 31-59. 
106. . Palaeontologiska notiser. Op. cit. 179, 104 pp., 14 pis. 
Graptolites, pp. 101-104. 
107. Holmes, W. Murton. List of fossils collected. [Surrev.] P. Croydon 
Club 1903-1904, pp. 45 & 46. 
108. Holmgren, E. Zur Kenntnis der zylindrischen Epithelzellen. Arch, 
mikr. Anat. Ixv, 2, pp. 280-297, pis. xviii & xix, 5 figg. 
109. Hubrecht, a. a. W. On the relationship of various invertebrate 
phyla. P. Ac. Amsterdam, April 23, 1904, pp. 839-846. 
110. . Die Abstammung der Anneliden und Chordaten und die 
Stellung der Ctenophoren und Plathelminthen im System. Jena. 
Zeitschr. xxxix, 1, pp. 151-176. 
111. Hudleston, W. H. On the origin of the marine (Halolimnic) fauna 
of Lake Tanganyika. Geol. Mag. i, 7, pp. 337-382, 2 pis. 
112. HuENE, F. V. Geologische Notizen aus Oeland und Dalarne sowie 
iiber eine Meduse aus dem Untersilur. Ceutrbl. Mineral. 1904, 
pp. 450-461, 6 figg. 
113. Hunter, W., junr. Some reactions of Iliiemiopsis leydyi (A. Ag.), 
Biol. Bull, vi, p. 324. 
114. Hunter, G. W. Some reactions of Mnemiopsis leidyi. Science xix, 
pp. 219 & 220. 
115. Hurrell, H. E. Polyzoa. Tr. Norfolk Soc. vii, 5, p. 755. [Hi/dm, 
p. 756.] 
