18 Echin. 
V. Echinoderma. 
[1911] 
Oogenese bei Echinus microtubercu- 
latus und Sphaer echinus granularis 
(Russ.); Bogojavlenskij, 19. 
Origin of polar and bilateral structure 
of Echinoid egg ; Jenkinson, 122. 
Fascia vitellogena in oocite di 
Antedon ; Cotronei, 60. 
Plasmastruktur der Holothurioidea ; 
Schaxel, 203. 
Peculiar chromosome developments 
in Toxopneustes ; Heffner, 107 : He- 
terochromosome of male origin in ech. ; 
Tennent, 225. 
Uober hermaphrodite Soesterne ; 
Buchner, 25. 
Biochemistry of ova of Echinus ; 
Moore, 179. 
4. Oviposition, etc. 
Fecondation de Paracentrotus ; Dan- 
tan, 64 : of Ech. generally ; Schaxel, 
202 . 
Eindringen dos Schwanzfadens bei 
der Befruchtung von Seeigeleiern ; 
Witschi, 245. 
Distruzione dei prodottei sessuali 
maschili; Martiis, 172; Verhalten 
des sogenaimten Mittelstiickes des 
Echinidenspermiums bei der Befruch- 
tung; Moves, 174. 
Hermaphroisme des Asterina ; Drz, 
72. 
Natural hybrids of Echini ; Morten- 
sen, 182. 
Chromosomes of Hipponoe and 
Moira; Pinney, 190. 
5. Larval stages. 
Plutei, etc., of Ech. in Plankton ; 
Hensen, 108 ; Mielck, 177 ; Steuer, 
223 ; of Ophiurids, Asteroids and 
Echinoids off Scilly Isles ; Browne & 
Vallentin, 24. 
Abnormal larva of Holothuria fron- 
dosa ; Arts, 5 : Auricularia from 
Japan; Oshima, 187. 
Pluteus — skeleton in Strongglocen- 
trotus ; Moore, 178 : Comparison of 
normal and hybrid larvae of Echinus; 
Shearer, De Morgan & Fuchs, 208. 
Pentacrinoid larvae of Hathrametra ; 
Mortensen, 181. 
6. Organogeny. 
Bildung selbstandiger Skeletelemente 
und das Problem der Gestaltbildung 
in einheitlichen Protoplasmamassen ; 
Becher, 13 : erste Organ bildung der 
Ech. ; Schaxel, 202. 
Growth of suranal plate in Echinoids ; 
Mortensen, 182. 
Development of stem and anal 
plate in Antedon, and of Pentremites, 
and coronal plates of Echinoids illus- 
trate recapitulation ; Cumings, 62 ; 
Theoretical ontogeny of Uintacrinus; 
Kirk, 126. 
7. Post-larval growth stages. 
Development of test in Abatus 
cavernosus ; Mortensen, 180 ; in Eclii - 
non'eus ; Westergren, 244. 
Petit exemplaire de Gonulus sub - 
conicus ; Valette, 233. 
Characters of young hybrid Echinus ; 
Shearer, De Morgan & Fuchs, 208. 
Change from C to 5 arms in ontogeny 
of Astroceras and Ophiocrasis; Clark, 
H. L., 52. 
8. Experimental Embryology. 
Rearing of Echinus miliaris ; Mac- 
Bride, 164: Respiration of ova; 
Warburg, 242. 
Cytotropische Vereinigung unbefruch- 
teter Seeigeleier (Russ.) ; Eismond, 75. 
Effect of hypertonic solutions on 
fertilization in Echinoids ; Konopacki, 
134 & 135 : Lillie, 155 ; Isotonic solu- 
tions of neutral salts on unfertilized 
echinoderm eggs ; Lillie, 156. 
Catalase of echinoderm eggs before 
and after fertilization ; Lyon, 162. 
Phosphorus metabolism during early 
cleavage of echinoderm egg ; Shackell, 
201 . 
Permeability of eggs of Arbacia ; 
Lyon & Shackel, 163 : McClendon, 
166 & 167 ; of Toxopneustes ; Harvey, 
103 : Permeabilitat des Seeigeleies fur 
Farbstoffe ; Runnstrom, 198. 
Prevention of toxic action in fertilized 
ovum of Arbacia ; Loeb, 157. 
Reifung des Seestorneios bei oxperi- 
menteller Parthenogeneso ; Buchner, 
26 : Artificial Parthenogenesis in 
Strong glocentrotus ; Hindle, 110. 
