23 Echin. 
Physiology, Development. 
t)ber auftretenden Tonus bei Pal- 
mipes ; Frohlich, 117. > 
Positive stereotropism of tube feet 
of Starfish ; Moore, 236. 
Adaptation. 
Relation between depth of habitat 
and pinnule-plating in Crinoidea ; 
Clark, 46. 
Selection of locality by Aslerias 
forreri ; Jennings, 155. 
Experimental Physiology. 
Verbleiben injizierter Farbstoffe im 
Korper von Strongylocentrotics ; 
Averincev, 9. 
Modifications testiculaires — Physio- 
logic des sereuses; Charria & Le Play, 
45. 
Accel, of destructive action of light 
rays on eggs of Starfish in Fluorescent 
solution after addition of Potassium 
Cyanide; Cooke & Loeb, 67. 
Influence of destruction of nerve in 
Regeneration of Ophiurid arm ; Mor- 
gulis, 237. 
DEVELOPMENT. 1015 
General. 
Of Chirodota; Clark, II. L., 61. 
Brood protection among Holo- 
thurians, Ophiurans and Echinoids ; 
Clark, 59. 
Entwicklung verschmolzener Echini- 
denkeime; Driesch, 94. 
Le vitellus ; Dubuisson, 95 ; Die 
UmwandJungen der Zona radiata ; 
Ries, 282. 
Oogenesis and Ovum. 
Chromosomes in Sea Urchin ova and 
sperm ; Boveri, 32. 
Cytotropisme des oeufs des Ech. 
non fecondes ; Eismond, 100. 
Seeigeleiern ; Lowenstein, 212. 
Cytology of Echinoderm Eggs ; 
Jordan, 160 ; Nucleoli and chromo- 
somes in egg of Cribrella ; Jordan, 
161 & 162 ; Kernmembran bei See- 
sterne ; Marcus, 226 ; Verhalten der 
Nucleinsaiire bei der Furchung ces 
Seeigslen; Masing, 228. 
1011, 1015 
Kannedomen om byggnaden af 
Echinidernas agg ; Retzius, 276; Struk- 
tur des Protoplasmas in Eiern der 
Echinodermen ; Retzius, 277 ; Die 
Beziehungen des Chromatins zum Cyto- 
plasma bei der Eireifung, Furchung 
und Organbildung des Strongylocen- 
trotus ; Schaxel, 298. 
Extraovate experiments on sea- 
urchin eggs; Yatsu, 371 ; Polarity of 
tho primary oocyte of Aslerias for- 
besii ; Yatsu, 372. 
Phenomena of Fertilization. 
Influence of sperm on ova (Enzymes ?) 
in Starfish ; Brown, 35. 
“ Attrazione ” delle cellule sessuali ; 
Drago, 92. 
Sperm of Chaelop terns on Echinoid 
ova; Godlewski, 126. 
Fermente, befruchteter und unbe- 
fructeter Seeigel- und Seesterneier ; 
Lyon & Terry, 215. 
Befruchtung des Echinodermineies ^ 
Ries, 283. 
Organogeney. 
Development of genital and excretory 
organs in Asteroids and Echinoids ; . 
Montgomery, 235. 
Larval Forms. 
Plutei in plankton; Conseil explor- 
ation de la mer, 66. 
Echinoderm larvae from Antarctic ;. 
MacBride & Simpson, 217. 
Larvae of Ech. contrasted with 
Tornaria ; Masterman, 229. 
Holothuria florid ana, Development- 
of; Edwards, 96. 
Hybriden Pluteen des Seeigels 
Loeb, King & Moore, 209. 
Plutei of Echinoidea and Ophlur- 
oidea ; Kerr, 166. 
Ophiopluteus, Port Erin, I. of Man; 
Gravely, 129. ■ 
Ophiopluieus, Spitzbergen ; Hofsten 
& Bock, 143 ; Ophiothrixfragilis, 
development of ; MacBride, 216. 
Solaster endeca, development of ; 
Gemmill, 123. 
