45 Verm. 
Subject Index. — Chaetoonatha, Etc. 
1623 
Nomenclature. 
New species and bibliography ; 
Rousselet, 407. 
Technique. 
Collecting and fixing rotifers ; 
Beauchamp, 32. 
Preserving Rotatoria ; Rousselet, 408. 
STRUCTURE. 1607 
General. 
Rotifera. 
Morphologie der Melicerlidae ; Hlava, 
197. 
Histologische Eleraento in Hydatina 
senta ; Martini, 280. 
PHYSIOLOGY. 1611 
Environmental Effects ; reactions 
to stimuli. 
Reactions of Chaetognatha to light, 
salinity and temperature; Michael, 291. 
Hydatina senta and varied environ- 
ment ; Whitney, 512. 
The effect of medium on Hydatina 
senta ; Shull, 444. 
Non inheritance of effects of alcohol ; 
Whitney, 510. 
Dessiceation experimentelle ; Horn- 
yold, 206. 
•DEVELOPMENT. 1615 
General, Life-cycle. 
Cycles of generation in Radertieron ; 
Dieffenbach und Sachse, 97. 
Spermatogenesis, Oogenesis. 
Spermatogenese ; Bordas, 51. 
Spermatozoon der Echinoderen ; 
Zelinka, 531. 
ETHOLOGY. 1619 
Biology. 
Lebensweise der Radertiere; Dieffen- 
bach und Sachse, 97. 
Plankton. 
Rotifera in aquatic fauna (Pol.). ; 
Car, 63. 
Rotatoria einer Winterfauna ; Minkie- 
wicz, 298. 
Rotatorien des Winterplanktons (Russ. 
4- deutsch. Res.) ; Rauschenbach u. 
Behning, 389. 
Plankton-Rolatorien (Russ.) ; Skobni 
kov, 447. 
Chaetognatha, bathymetric range ; 
Michael, 291. 
Sagitta sp. in plankton ; Herdman 
and Riddell, 191. 
Sagitta bipunctata vertical distribu- 
tion ; Herdman and Scott, 192. 
Parasitism. 
Ein in Syncliaela lebender Pilz ; 
Apstein, 6. 
Proales gigantea parasitic in water- 
snail’s egg ; Stevens, 472. 
VARIATION, PHYLOGENY. 1623 
Variation. 
Variation in Radertieron ; Dieffenbach 
und Sachse, 97. 
Seasonal variation of Rotifera ; 
Faczynski, 105. 
Variabilitat einiger Rotatorien 
(Russ.) ; LiubiSankovskij, 257. 
Variabilitat des Panzers nach der 
Jahreszcit (Russ.) ; Rauschenbach & 
Behning, 389. 
Variabilitat dor Ditnonsionon von 
Rotatorien (Russ.) ; Skobnikov, 447. 
Temporalvariationen ; Zttscher, 534. 
“ Strains ” in Hydatina senta 
Whitney, 511. 
Polymorphism in Asplanchna ; Powers, 
375. 
Phylogeny. 
Parente des Trochehninthos ; Beau- 
champ, 27 & 29a. 
Herkunft der marinen Rotatorien 
Hofsten, 202. 
