Spongillidenstudien. 223 



200. 1871. H. James -Clark, Note on the Infusoria Flagellata 



and the Spongiae Ciliatae. The Americ. Journ. of Sc. 

 and Arts. 3 s. Vol. 1. p. 113 — 114. New Haven. 



201. — H. James-Clark, The American Spongilla, a craspedote 



flagellate Infusorian. das. 3 s. Vol. 2. p. 426— 436. PI. 2. 



202. — H. Haeckel, Ueber die sexuelle Fortpflanzung und 



das natürliche System der Schwämme. Jenaische 

 Zeitschr. f. Naturw. Bd. 6. p. 642. 645. 



203. — A. Pagenstecher, Zur Kenntnis der Schwämme. 



I. Geschichtliche Einleitung. Verh. Naturh. Medic. Ver. 

 Heidelberg. G6 p. Erschien 1872 Heidelberg. 



204. 1872. H. J. Carter, On two new Sponges of the Antarctic 



Sea, and on a new Species of Thetya from Shetland, 

 together with Observations on the Reproduction of 

 Sponges commencing from Zygosis of the Sponge-animal. 

 Ann. Mag. Nat. Hist. (4) Vol. 9. p. 427—429. 



205. — H. J. Carter, Proposed name for the Sponge-animal, 



viz. ,,Spongozoon"; also on the origin of Tread-cells in 

 the Spongiadae. Ann. Mag. Nat. Hist. (4) Vol. 10. 

 p. 45. 48. 



206. — J. E. Gray, Notes on the Classification of the Sponges. 



das. Vol. 9. p. 461. 



207. — E. Grube, lieber einige bisher noch unbekannte Be- 



wohner des Baikalsees (Spongia baicalensis). 50. Jahresb. 

 Schles. Ges. vaterländ. Cultur. p. 68. Breslau. (Band 

 erschien 1873.) 



208. — N. Kl eine nb er g, Hydra. Eine anatomisch-entwickelungs- 



geschichtliche Untersuchung, p. 41. Leipzig. 



209. 1872—74. J. G. Waller, Observations on the Freshwater 



Sponges. Journ. Quekett. Micr. Club. Vol. 3. p. 42 — 48. 

 (Nicht gesehen. Nach Lendenfeld.) 



210. 1873. H. W. Bates, The Naturalist on the River Amazons. 



3 ed. London, p. ? (Nach Marshall.) 



211. — H. J. Carter, Points of distinction between the Spon- 



giadae and the Foraminifera. Ann. Mag. Nat. Hist. (4) 

 Vol. 11. p. 352. 



212. — J. E. Gray, Notes on the Siliceous spicules of Sponges 



and on their division into types. das. Vol. 12 p. 214. 



213. 1873 — 74. Grebnicki, Material zur Fauna des Neurussischen 



Landes. Tagebuch neuruss. Ges. Naturf. Bd. 2. p. 268. 

 Russisch. (Nicht gesehen. Nach Czerniavsky.) 



214. 1873. E. Ray-Lankester, Blue Stentorin, the Couloring 



Matter of Stentor coeruleus. Quart Journ. Micr. Sc. 

 T. 13. N. S. p. 141. 



215. 1874. J. S. Bowerbank, A Monograph of the British Spon- 



giadae. Vol. 3. p. 151. 153. 295—296. 298—301. PI. 59. 

 60. 86. London. 



