e d cer 
T 39) Busk, G. An Account of the Polyzoa and Sertularian Zo- 
ophytes collected in the voyage of the , Battels- 
паке“, on the Coast of Australia and the Louisi- 
ade-Archipelago. Narrative of the Voyage of 
H. M. S. Rottelsnake, App. IV, 1852. (ex eis- 
dem citatis). 
T 39a) — Zoophytology: Quarterly Journal Мет. Science, 
1855. vol. III. (ex Levinssen'i, 124, citatis). 
* 40) Calcutt, M. C. On the Structure of Hydractinia ec- 
hinata; in: Quarterly Journ. Мег. Sc. №. 5. 
Vol. 40, 1897; Refer. in Zool. Centrlb. V, 1898, 
р; 13. 
41) Compenhausen v. В. Hydroiden у. Ternate, nach 
d. Sammlungen frot. W. Kükenthals; in: Zool. 
Anzeig. XIX, p. 103—107; Ref. in Zool. Centrbl. 
III, p. 692. 
42) Carter, H. J. On new species of Hydractinidae, re- 
cent and fossil and on the identity in structure 
of Millepora alcicornis with stromatophora, in: 
Ann. Mag. Nat. Hist. s. 5, vol. I, 1878. 
1 43) Cavolini, В. Memoire p. servire alla storia dei Polypi 
marini; Neapel, 1785. (ex Mark.-Tourn. 131, 
citatis). 
1 44) — Abhandlungen über Pflanzenthiere d. Mittelmeers, 
aus d. italien. übersetzt v. W. Sprengel, Nüren- 
berg 1813. (ex iisdem citatis). 
45) Chun, Carl, D-r. Coelenteraten; in: Bronn's Classen 
und Ordungen, П Bd. 
46) Ciamician. Ueber Lafoëa parasitica п. Sp.; im: 
Zeitsch. f. Wiss. Zool, Bd. 33, 1880. 
47) Clark, S. Е. The Hydroids of the Pacific Coast of 
the Un. St, south of Vancouver-Island. With a 
Report upon those in the Museum of Yale Col- 
lege; in: Transact. of the Connecticut Academy. 
Mol. HL. 1876. 
48) — Report on the Hydroids collected of the coast of 
Alaska and the Aleutian-Island, by У. H. Dall 
U. S. Coast Syrvay, and party, from 1871 to 
1874 inclusive; in: Scientific results of the Explo- 
