[ 1921 ] 
VII. Bryozoa. 
Brack . — Bry. 9 
I.— TITLES. 
1. — Bell, A. Notes on the Later 
Tertiary Invertebrata. Ann. Rep. 
Yorkshire Phil. Soc. 1920 (1921) pp. 1-21 
2. — Bretnall, R. W. Studies on 
Bryozoa, Part I. Rec. Austr. Mus. 
Sydney 13 1921 pp. 157-162. 
3. — Canu, F. Les Bryozoaires fossiles 
de la r6gion des Corbi&res. Bull. soc. 
g6ol. Paris 18 1918 (1919) pp. 294-314 
6 pis. 
4. — Canu, F. Bryozoaires cretaces 
des Pyrenees. Bull. soc. geol. Paris 19 
1919 (1920) pp. 186-210 3 pis. 
5. — Canu, F. Contributions h 
l’6tude des Bryozoaires fossiles (6me 
contribution). Bull. soc. g6ol. Paris 19 
1919(1920) pp. 212-216. 
6. — Canu, F. Les Bryozoaires d’eau 
douce de Seine-et-Oise. Bull. Soc. Sci. 
Seine-et-Oise 2 1920 p. 43. 
7. — Cipolla, F. I Briozoi Pliocenici 
di Altavilla presso Palermo. Palermo 
1921 185 pp. 8 pi. [From Giorn. Soc. 
Sci. Nat. ed Econ. Palermo vol. xxxii 
1918-20.] 
8. — Clark, F. W. and Wheeler, W. C. 
The Inorganic Constituents of Marine 
Invertebrates. Prof. Paprs. U.S. Geol. 
Surv. Washington 102 1917 pp. 1-56. 
Hayasaka, I. See Yabe, H. 
9. — Holtedahl, O. Notes on the 
Ordovician Fossils from Bear Island 
collected during the Swedish Expedi- 
tions of 1898 and 1899. Norsk Geol. 
Tidskr. Christiania 5 1918 pp. 79-94. 
10. — Huffner, E. Beitrage zur 
Kenntnis des deutschen Kulms. Jahrb. 
k. pr. geol. Land. f. 1914 35 3 1915 
pp. 448-548 pi. 17-20. 
11. — Lang, W. D. The Cretaceous 
Bryozoa, Vol. III. The Cribimorphs, 
Part I. Brit. Mus. Cat. Foss. Bryozoa 
London 1921 pp. i-cx 1-270 8 pi. 
12. — Loppens, K. Influence du 
Milieu sur la composition Chimique des 
Zo6cies des Bryozoaires Marins. Ann. 
Soc. Zool. Mai. Brussels li 1921 pp. 91- 
110 . 
13. — Marcus, E. Bryozoa von den 
Juan Fernandez-Inseln. The natural 
history of Juan Fernandez and Easter 
Island, ed. by C. Skottsberg 3 p. 1 
Uppsala 1921 pp. 93-124 19 text-figs. 
14. — Okada, Y. Notes on Some 
Japanese Chilostomatous Bryozoa. 
Annot. Zool. Jap. Tokyo x 1921 
pp. 19-32 7 figs. 
15. — Osburn, R. C. Bryozoa as 
Food for Other Animals. Science New 
York 53 1921 pp. 451-453. 
16. — Robertson, A. Report on a 
Collection of Bryozoa from the Bay of 
Bongal and othor Eastorn Soas. Reo. 
Indian Mus. Calcutta xxii 1921 pp. 33- 
65 11 figs. 
17. — Tattersall, W. M. Sponges, 
Polyzoa, Hydroids and Crustacea from 
Lancashire and Cheshire. Lancs. Ches. 
Nat. 14 (2) 1921 pp. 71-3. 
18. — Vinassa de Regny, P. Sulla 
classificazione dei Treptostomidi. Atti 
Soc. Ital. Sci. Nat. 59 1921 pp. 212-231. 
19. — Waters, A. W. Observations 
upon the Relationships of the (Bryozoa) 
Selenariadae, Conescliarellinidae, &c. 
Fossil and Recent. Journ. Linn. Soc. 
Zool. 34 1921 pp. 399-427 pi. 29 & 30. 
20. — Weller, S. The Geology of 
Hardin County. Part VI. Paleon- 
tology. Bull. Geol. Surv. Illinois 
Urbana 41 1920 pp. 313-377 8 plates. 
Wheeler, W. C. See Clark, F. W. 
21. — Williams, S. R. Concerning 
Larval Colonies of Pectinatella. Ohio 
Journ. Sci. 21 1921 pp. 123-7. 
22. — Wilson, A. E. The range of 
certain Lower Ordovician Faunas of 
the Ottawa Valley, with descriptions of 
some new species. Mus. Bui. Ottawa 
33 1921 pp. 19-57 3 plates 7 text-figs. 
23. — Yabe, H. and I. Hayasaka. 
Palaeontology of Southern China. 
Geogr. Research in China 1911-16, 
Reports Tokyo 1920 pp. 1-222 Atlas 
28 pi. 
