281 Spongiao — Cnidaria. 



schr. pliysiol. Chem. Bd. 55 p. 427—432. [Spongosterin, ein Homolog des 

 Cholesterins imd zwar von der Formel: C27 H4S O und nicht wie friiher 

 angegeben wurde: O27 H<6 0.] 

 29789 Maas, Otto. 34.4 : 13 



1909. Zur Entwicklung der Tetractinelliden. Die Metamorphose von 

 Plakina monolopha. Terh. deutsch. zool. (xes. Vers*. 19 p. 183 — 200, 11 

 flgg. 



90 Gerth, H. 34.4 Tiraorella (115) 



1909. Timorella permica n. g. n. sp., eine neue Lithistide aus dem Perm 

 von Timor. Centralbl. Min. Gfeol. Pal. 1909 p. 695—700, 5 figg. 



91 Reynolds, J. Emerson. 34.5 : 14.78.5 



1909. Recent Advances in our Knowledge of Silicon and of its Re- 

 lations to Organised Structm-es. Nature London Vol. 81 p. 206 — 208, 

 2 flgg. 



92 Diederichs, K. 34.5 (26.03) 



1909. Der Glasschwamm. Ein Kapitel aus der Tiefsee. Natur & Hans 

 Ja5«rg. 17 p. 356—357, 13 figg. 



93 Minchin, E. A. 84,6 : 18.1 



1909. The relation of the flagellum to the nucleus in the collar- 

 cells of calcareous sponges. Zool. Anz. Bd. 35 p. 227 — 231, 6 flgg. 



94 Row, R. W. Harold. 34.6 (26.75) 



1909. Reports on the Marine Biology of the Sudanese Red Sea. — XTII. 

 Report on the Sponges, collected by Mr. Cyril Crossland in 1904—5. — 

 Part I. Calcarea. Jomn. Linn. Soc. London Zool. Vol. 31 p. 182—214, 

 2 pis., 8 flgg. [6 nn. spp. in : Grantilla n. g. 2, Granfessa, Leucilla 2, Ke- 

 hira n. g.] 



29795 Hammer, Ernst. 34.6 Sycon : 18 



1908. Neue Beitrage zur Kenntnis der Histologie und Entwicklung von 

 Sycon raphanus. Arch. Biontol. Bd. 2 p. 289—334, 6 Taf. 



XX. 59.35—38 Cnidaria. 



(Vide etiam: 25607—25609. 25611, 25613—25619, 25621, 25622, 25624, 

 25625, 25627—25629, 25632-25634, 25637-25639, 25643—25645, 25649— 

 25651, 25653, 25656, 25658, 25659, 25662, 25668, 25669, 25680, 25681, 25691, 

 25693, 25698, 25700, 25702, 25703, 25705, 25707, 25711, 25713, 25715, 

 25719—25721, 25729, 25739, 25741, 25743, 26669, 27959, 28830, 28845, 29071, 

 29179, 29180, 29183, 29189, 29202, 29216, 29221, 29223, 29251, 29252, 29257, 

 29265.) 



"96 Glaser, 0. C, and C, M. Sparrow. 35 : 11.06 



1909. The Physiology of Nematocysts. (Amer. Soc. Zool.) Science S. 

 S. Vol. 29 p. 430—431. — Jouin. exper. Zool. Vol. 6 p. 361-382. 



36.5, 37.1,.2 



97 Vinassa de Regny, P. E. 35 (114) 



1908. Fossili dei monti di Lodin. Palaeontogr. ital. Vol. 14 p. 171 — 

 189, 1 tav., 2 figg. 36.1,.2,.6, 37.1 



98 Gerth, H. 35 (116) 



1909. Echte ucd falsche Hydrozoen aus Niederlandisch-lndien. Sitz.-Ber. 

 nat. Ver. prenss. RheinL & Westfaleu 1909 A p. 17—25, 28 flgg. 



(1161, 117) (91.3, 921) 36.6, 37.1 



99 Evans, Wim, and J. H. Ashworth. 35 (41) 



1909. Some Medusae and Ctenophores from the Firth of Forth. Proc. 

 R. phys. Soc. Edinburgh Vol. 17 p. 300—311, 1 fig. 



(41.33,.36,.44,.45) 37.1, 38 

 29800 Bigelow, Henry B. 35 (71) 



1909. Coelenterates from Labrador and Newfoundland, Collected by Mr. 

 Owen Bryant from July to October, 1908. Proc. U. S. nation. Mus. Vol. 

 37 p. 301—320, 3 pis. (71.8,.9) 37.1, 38 



15. I. 1910. 



