14 Cod. 
IV. Coelenterata. 
[1907] 
Luminosity. 
Phosphorescence in Pennatula pen- 
dula ; Lloyd, 104. 
Plankton. 
Northern Seas („Nordisches Plank- 
ton") ; Craspedote Medusen : Codoniden 
und Cladonemiden, mit neuen Formen ; 
Hartlaub, 77. 
Coelenterata, Plankton des Barents- 
Meeres, Russland ; Linko, 103. 
Instinct and Psychology. 
Introduction a la psychologie des 
animaux&sj'mmetrierayonnee. Les 4tats 
physiologiques des Actinies ; Bohn, 23. 
Quelques observations sur les 
Actinies ; Van der Ghinst, 57. 
Contribution a la psychologie des 
Actinies ; Piiron, 134, 
Symbiosis and commensalism. 
Artificial removal of the commensal 
green Algae of Hydra vividis ; Whit- 
ney, 175b. 
Hydractiniae and Molluscs; perhaps 
the debated fossil form Kerunia is a 
similar example ; Dollfus, 46. 
Commensalisme d’un Alcyonide ( Sarco - 
phytum mycetoides Gravier) avec Zoo- 
chlorelles ; Gravier, 68. 
Contribution a l’etude des rapports 
4thologiques des Crabes et des Actinies ; 
Pi6ron, 135. 
Zur Kenntnis der Symbiose von 
Exipagurns mit Adamsia palliata ; 
Schaffer, 150. 
Parasitism. 
Parasitic on fish, Nudiclava mono- 
canthi, n g., n. sp. ; Lloyd, 105. 
VARIATION AND PHYLOGENY. 
0823 
Metridium schiUerianum (Stoliczka) 
var. exul i Annandale, 7. 
Heredity. 
Vererbung bei ungeschlechtlicher 
Fortpflanzung von Hydra grisea ; 
Hanel, 74. 
Phylogeny. 
Narcomedusae classified as Diocheteu- 
mena (Fams. Aeginidae, Peganthidae), 
or Adiocheteumena (Fams. Aeginop8idae r 
Solmaridae ) ; Vanhoffen, 163. 
Classification of Graptolites ; Ruede- 
mann, 148. 
The two colonial types of the 
Pennatalidae connected by a new form, 
Svavopbia elegana ; Roule, 145. 
DISTRIBUTION (GEOGRAPHY). 
0827 
1. Recent. 
Atlantic Ocean and adjacent seas. 
Faeroe Channel, Prbnnoa reseda ; 
Thomson, 159. 
Coasts of Scandinavia and Spitzbergen, 
new Hy droids ; J&derholm, 87. 
Cordylopliora lacustris Allman in the 
watershed of Hjalmaren. (Sweden) ; 
Ekman, 50. 
North Sea, occurrence of supposed 
Australasian llvdroid ( Serlularia 
elongata ), probably due to drifting ; 
Ritchie, 142. 
Nemopaia spec, in the Zuiderzee ; 
Breemen, 24. 
Channel Islands, sea-anemones ; 
Mabbs, 110. 
Guernsey, Hydroids ; Marquand, 113. 
Near St. Ives, Cornwall, Phellia 
murocincta ; Walton, 171. 
Lambay, Co. Dublin, Coelenterates ; 
Stephens and Buchanan- Wollaston, 155. 
Bay of Biscay, llydroids ; Browne, 29. 
Bay of Biscay, Alcyonaria (incl. Cora l- 
Imm maderenae), Antipatharia and 
Madreporaria ; Hickson, 80. 
Atlantic coasts of France and Western 
Europe, Ilydroides (Expedition scienti- 
fique du Travailleur et du Talisman) ^ 
Billard, 16. 
