44 Moll 
VIII. Mollusca. 
[1907] 
Use by natives for ornament, Cypraea 
.hrorata ; Couturier, 153, p. 151, 
Pearls ; Steinhaus, 634. 
Shells used for collecting opium in 
Bengal; Dalgleish, 171. 
Littorina etc. utilised to destroy algae 
injurious to oyster fisheries ; Sauvageau, 
557. 
Fisheries, Ostrea Mytilus, Tapes 
Solen , Pecten, Cardium, L'ittorine, Donax , 
Patella , Scrobicularia , of France (Loire 
Inf. and Vendee) ; Gu6rin-Ganivet, 298. 
Fisheries, Ostrea , Mytilus, Cardium , 
Littorinea ; Tapes, Pecten of France 
(Morbihan) ; Joubin, 365. 
Fisheries, France; Gu6rin Ganivet, 
299. 
Fisheries of Ostrea, Mytilus, injury by 
Murex erinaceus, Octopus etc. ; JOubin, 
365. 
Fisheries of Ostrea, harmful spp ; 
Sauvageau, 557. 
Fishery of “ Abalone ” ( Haliotis ) in 
California ; Stearns, 629 ; Williamson, 
736. 
Pearl Fisheries, injury to shells by 
Isithodomus ; Annandale, 11. 
Placuna pearl fishery ; Willey, 733. 
Mortality of Mytilus edulis near 
Messina ; Lo Giudice, 411. 
Culture, Ostrea, Mytilus in France; 
Gu6rin-Ganivet, 298. 
Culture, Ostrea, Mytilus in France; 
Joubin, 365. 
Culture, “greening” etc. Ostrea ; 
Sauvageau, 559. 
Culture, “greening” of Ostrea', 
Sauvageau, 558. 
Culture Ostrea, injury caused by 
Algae ; Sauvageau, 557. 
Toxicity, Mytilus ; Netter & Ribadeau- 
Dumas, 457, 
Mussels and sewage pollution ; 
Johnstone, 360. 
Shells in Franco-Merovingian graves ; 
Dautzenberg, 193*. 
VARIATION AND AETIOLOGY. 
2223 
General. 
“Species” and “ Varieties” ; Chaster, 
120 . 
Evolutionary processes, general 
summary ; Woodward, 744. 
Prosobranchia ; Simroth, 596 p. 1011, 
Partula, note on ; Crampton, 155, 
Helix pomatia ; Bellevoye, 48. 
Cephalopoda, evolution of male 
organs ; Marchand, 424. 
Phylogeny. 
Ancestry and relationships of 
Mollusca ; Marchand, 425. 
Affinities of Mollusca ; Thiele, 676. 
Chaetognatha regarded as primitive 
Mollusca ; GUnther, 296, 297. 
Ancestry Lamellibranchia ; Drew, 
222 . 
Volutidae ; Dali, 175. 
Athleta ; Smith, 603. 
Fusoid series; Grabau, 288. 
Pyrula ; Smith, 602. 
“ Halolimnic ” forms ; Pelseneer, 479. 
Melanioid series ; Grabau, 288. 
Oncidiidae ; Stantschinsky, 625. 
Placostylus ; Suter, 656. 
Helix arbustorum ; Di Cesnola, 208. 
Hoplites and Placenticeras ; Paulcke, 
475 p. 178. 
Decadence of Aumonoidea ; Oswald, 
465. 
Variation. 
Helix arbustorum ; Di Cesnola, 208. 
Helix vulgaris ; Rosen, 548. 
Donax, Ostrea ; Mayer-Eymar, 433. 
Hoplitoplacenticeras plasticus etc. ; 
Paulcke, 475. 
Suckers of Polypus vulgaris ; Hoyle, 
342 p. 35. 
Orthogenetic variation of shell in 
Gastropoda ; Grabau, 288. 
