16 Echin. 
V. Echinoderma. 
[1906] 
Luminosity. 
Ophiuroidea ; Mangold, 146 ; 
Reichensperger, 176 ; Trojan, 222. 
Habitat. 
Habitat; Johnstone, 118a. 
Boring Echini ; McIntosh, p. 43, 143. 
Parasites and Commensals. 
Gregarina, notes on; Schellack, 193. 
Infusorian {Ochitophrya steUa7’iim) on 
Asteracanthioii 7'uhens ; C4p^de, 38. 
Orthonectidae {Rhopalura ophiocomae), 
in Amphinra squamata ; Caullery & 
Lavall4e, 36. 
Gastropod {Platyceras hospesi) on 
lihlpidocrinus yonatodes ; Drevermann, 
p. 134, 89. 
Prosobrancli (Pelseneeida gen. n.), on 
Echinus affinis and Genocidm'is macu- 
lata ; Kcehiler & Vaney, 124. 
Prosobrancli (Slilifer hathymetrae sp. 
n.) on Bathymetra sp. ; Dali, 71. 
Crab (Pinnixa tumidci) commensal 
with Caudina sp. ; Stimpson, 210, 
p. 143. 
Crab (Lissocareinus orhicularis) com- 
mensal with Holothuria n'ujra ; Bouvier, 
26. 
Fish commensal with Diadema saxa- 
tile ; Plate, 168. 
Ornament and Colour. 
Farbung der Kiirpers von Ophiopholis 
aeuleata L. Sokolov, 205. 
Cri noidea ; Clark, 58. 
VARIATION AND /ETIOLOGY. 
1023 
General. 
Heredity ; Peter, 165. 
Ileliaster ; Clark, 59. 
Variation. 
Holothuroidea ; Britten, 29 ; TIolo- 
thuria iioiudana, atra ; Edwards, 91. 
Coloration, Ophiopholis aeuleata ; 
Sokolov, 205. 
Teratology. 
Echinocyavms etc. ; Capeder, 34. 
Arjns, Crinoidea ; Clark, 66. 
Hexamerons free Crinoidea ; Clark, 
42, p. 244. — Hexamerons Echinoidea; 
Ribaucourt, 177. 
Anomalies de r^g^n^ration et de 
developpement, Asteraeanthion nibens ; 
Rabaud, 170. 
Imperfect development of test, Echinus 
esculentus ; Ritchi^ & McIntosh, 182. 
Phylogeny. 
Holothuroidea, ancestral form etc. ; 
Becher, 15. 
Cretaceous Asteroidea ; Spencer, p. 
127, 206. 
Hybridism. 
Cross-fertilization, Echinoidea ; Ten- 
nent, 217. 
Ueber die Natur der Bastardlarve 
zwischen dem Echinodermenei (Stronyy- 
loeentrotas jraiiciscanus) und Mollus- 
kensaraen ifjhlorostoma funehrale ) ; 
Loeb, 139. 
DISTRIBUTION. 1027 
(a) Recent. 
General. 
General, distr. Holothima atm, 
floridana ; Edwards, 91 ; Echinoidea ; 
Mortensen, 155 ; rev. Cidaridae ; Clark, 
60; rev. Colobocentrotus ; Agassiz, 1 ; 
distr. Crinoidea ; Clark, 58 ; Clark, 50 ; 
key to spp. Antedonidae ; notes on spp. 
Crinoidea ; Clark, 42 ; Ophiuroidea, rev. 
collns. Paris Museum ; Koshler, 121 ; 
lists spp. and keys to Ophiocreas, 
Ophiozona, Pteraster, Spatanyus, etc. ; 
Clark, 61 ; distr. and lists spp. 
Endoxocrinus (gen. n.), Ilypaloerimis 
(gen. n.), Isoeinmis, Metacrinus ; Clark, 
57. 
Locality uncertain, sp. n. Ophiopeza ; 
Koehler, l21. 
Locality unknown, sp. n. Amphiui'a; 
Koehler, 121 ; sp. n. Mastiyometra (gen. n. 
Crin.); Clark, 49. 
