ANTHOZOA. HYDROZOA. 
Ccd. 9 
Nicholson & R. Etheridge, jun., Contributions to Micropalooontology : 
1. On the genus Tetradium, Dana, and on a British species of tJio satne. 
2. On Prasopora gray at ^ a now genus and species of Silurian corals : Ami. 
N. H. (4) XX. pp. 161-169, 388-392. Notes on the genus Alveolites, 
Lamarck, and on some allied forms of palaeozoic corals ; J. L. S. xiii. 
pp. 353-370, pis. xix. & XX. C. A. White describes 2 Devonian and 1 
Subcarboniferous species of corals; P. Ac. Philad. 1876, pp. 27 & 28. J. L. 
Neugeboren, Systematisches Yerzeichniss der in den Miocenschichten 
bei Ober-Lapugy in Siebenbiirgen vorkommenden fossilen Korallen ; 
Verb, siebenb. Yer. xxxvii. p. 41 (cited after JB. Geol. Reichsanst, 
1877). — Fromentbl, Paleontologie Fran 9 aise, Zoophytes ; Ter- 
rain Cretace, livr. 27 [feuilles 28-30, pis. cix.-cxx.]. J. Young, On 
Turbinated Corals from Cuningham Bedland, Dairy ; P. N. H. S. 
Glasgow, iii. p. 163. 
HYDROZOA. 
1. Allman, G. J. Report on the Hyr/roiWa collected during the explora- 
tion of the Gulf Stream. Mem. Mus. C. Z. v. 2, 66 pp., 34 pis. 
2. Carter, H. J. On the close relationship of Hydractinia, Parlceria, 
and Stomatopora, with descriptions of new species of the former, 
both recent and fossil. Ann. N. H. (4) xix. pp. 44-76, pi. viii. 
3. Clark, S. F. The Hydroids of the Pacific coast of the United 
States, south of Yancouver Island, with a report upon those in the 
Museum of Yale College. Tr. Conn. Ac. iii. pp. 249-264', pis. 
^ xxxviii.-xli. 
4. Claus, C. Mittheilungen fiber die Siphonophoren- und Medusen- 
Fauna Trieste. Yerh. z.-b. Wien, xxvi. pp. 7-11. 
5. Studien fiber Poly pen und Quallen der Adria. i. Acalephen 
(Discomedusen). Denk. Ak. Wien, xxxviii. pp. 1-64, pis. i.-xi. 
6. Eimer, T. Ueber kfinstliche Theilbarkeit und fiber das Nerven- 
system der Medusen. Arch. mikr. Anat. xiv. pp. 394-408. ; 
7. Giard, a. Sur les modifications que subit I’ceuf des MMuses phan^ro- 
carpesavant la f^condation, C. R. Ixxxiv. pp. 564-566 ; Ann. N. II. 
(4) xix. pp. 430-432 ; M. Micr. J. xviii. pp. 247-249. (Harting’s 
analysis of the Medusarian egg corrected). 
8. Hertwig, O. & R. Ueber das Nervensystem und die Sinnesorgane 
der Medusen. Jen. Z. Nat. xi. pp. 355-374. 
A preliminary account of the important researches of the authors on 
the nervous system and sense-organs of the Medusae and their typical 
diversities; the full paper was published in 1878. 
9. Hincks, T. (a) Contributions to the History of the Hyd.roida\ Ann. 
N. H. (4) xix. pp. 148-152, pi. xii. (b) Note on Lists of Arctic Hy- 
droida published in the Annals for Feb. 1874 ; tom. cit. pp. 66 & 67. 
10. Mereschkowsky, — . On a new genus of Hydroids from the White 
