131 



much directed towards the formation, not only of teeth, but of all calcareous 

 substances in animal organisms ; and it appeared to be carried out by a 

 process of dialysis from the surrounding structures. They had instances 

 of this process in other cases besides that of teeth or shells, and even out- 

 side the limits of animal life. For instance, Mr. Hind had obtained crystals 

 of lime deposited in much the same way by means of fluids of different 

 densities. Dr. Carpenter also had given instances of the process in the 

 case of the shells of slugs, &c. He had no doubt but that the Raphides 

 in plants were due to the action of similar causes. 



The thanks of the meeting were cordially voted to Mr. White for his 

 paper. 



The President announced that the next ordinary meeting of the Club 

 would be held on December 17th, instead of December 2-Uh, as previously 

 announced, and that a paper would be read on that occasion by Mr. Henry 

 Davis, t: On a larval Cvrripede" 



The meeting then terminated with a converzatione, at which the following 

 objects were exhibited : — 



Section of Tongue of Hedgehog by Mr. W. J. Brown. 



Group of living Rotif era 



La/m/pyris noctiluca (showing illuminating" 

 organs)... 



The Gibbous Startet — Asterma gibbosa 



Carbonate of lime, prepared by Rainey's process 



Diatomacese from Los Angelos 



Stellate hairs on Fern — Niphobolus lingua ... 

 Attendance — Members, 66; Visitors, 10. 



! } 



Mr. W. G. Cocks. 

 Mr. Enock. 



Mr. Goodinge. 

 Mr. F. H. P. Hind. 

 Mr. Moginie. 

 Mr. B. W. Priest. 

 Total, 76. 



December 10th, 1875. — Conversational Meeting. 



The following objects were exhibited : — 

 Melicerta tyro and M. ringens ... 

 Floscularia 

 Pediculi, &c. 

 Wing of Vanessa Jo. 



Zeiss' D. objective, arranged for Binocular ... 

 Bicellaria tuba, from Australia 

 Section of stem of Jaborandi ... 



Section of stem of Pepper (Polar) 



Elytron of Pachyrynchus 

 Lung of toad, injected ... 



Crystallized Gold 



Gorham's instrument to illustrate the mag-~) 

 nifying power of short spaces ... ) 



Attendance — Members, 61 ; Visitors, 8. 



Mr. J. Badcock. 



>) 

 Mr. Beulah. 

 Mr. F. Enock. 

 Dr. Matthews. 

 Mr. Moginie. 

 Mr. T. H. Powell. 

 Mr. Sigsworth. 

 Mr. J. A. Smith. 

 Mr. S. Turner. 

 Mr. T. C. White. 



Total, 69. 



