472 
PROTOZOA. 
9. Eulers, E. Die Esper’sclien Spongien in der zoologischen 
Sammlung der K. Universitat Erlangen. 1870 (Univer- 
sity Programme). 
10. Eimer, T. Nesselcellen und Saamen bei Seeschwiimmen. 
Arch. mikr. Anat. viii. pp. 281-284, woodcuts; abstracted 
in Ann. N. H. (4) x. pp. 306-309, and Arch. Sci. Nat. x. 
xliv. p. 350. 
11. Gray, J. E. Notes on the classification of the Sponges. 
Ann. N. II. (4) ix. pp. 44.2-462. 
12. . Notice of a new netted Sponge {Meyerella) from 
the Philippines. Op, cit. x. p. 76. 
13. . On a new genus of hexaradiate and other Sponges 
discovered in the Philippine Islands by Dr. A. B. Meyer. 
Ibid. x. pp. 134-139. Also "On the animal of the Glass- 
rope ; " On the name Tethya and its varieties of spell- 
ing "Marine Sponges in the British Museum. Ibid. 
p. 152. 
14. Hackee, E. Die Kalkschwiimmc, cine Monographie (Bds. 
2, and Atlas of 60 pis.). Berlin: 1872. 
15. Harting, P. Memoire sur le genre Poterion. Verh. Utr. 
Gen. ii. 2, 1870. 
16. Kent, W. S. Note on Tethya muricata, Bow., and Dor- 
villia agariciformiSf Kent. Ann. N. H. (4) x. pp. 209-212. 
17. Moulins, C. i)es. Questions obscures relatives h VHydi'ac- 
tinia echinata, Flem., et k V Alcyonium domunculai Lamk., 
tous deux logeurs de Pagures. § 2. Alcyonium domuncula. 
Act. Soc. L. Bord. xxviii. pp. 342-356. 
18. Sars, G. O. On some remarkable forms of animal life 
from the great deeps olF the Norwegian coast. I. 1872 : 
Christiania (University Programme) . 
Clark’s paper on the American Spmgilla and the relation of Sponges 
witli the fiagellate Infusoria is reprinted, Ann. N. II. (4) ix. pp. 71-78, 
pi. 11. Hackee’s on the organization of Sponges and their affinity with 
Anthozoa is analyzed by Giard in Arch. Z. exp^r. i. pp. iv & v, where also 
(pp. Ixv-lxvii) a review is given of the diametrically opposed views of 
Ilachel and Clark on the nature of Sponges. The same subject is briefly 
treated in Q. JT. Micr. Sc. xii. p. 409. 
The richness of the Sponge-fauna of the Canarian Islands is alluded to by 
Geeeff, ‘Madeira,’ &c. p. 32. 
Eight sponges and 5 marine Infusoria (including Noctiluca) are noticed by 
Ulianin {supra, p. 422) from the Black Sea. 
