34 TAXIDERMY AND MODELLING 



Two Others strongly recommended by him differ in the first 

 instance by one more part of water being added, and in the 

 other by the further addition of two more parts of alcohol. 



The following mixtures will also be found most useful for 

 the purposes noted : — 



5. — JSger's Liquid (quoted from Vogt and Yung's Traiti d'Anat. 

 comp. prat., p. i6) 



Alcohol .... .1 part 



Glycerin . in 



Sea-water . . . . . lo parts 



6. — Alcohol and Glycerin (M.B.). For Fishes and Cephalopods. 



Methyl-alcohol, 70 per cent. . . .4 parts 



Glycerin . . . . .1 part 



7. — Alcohol and Glycerin (M.B.). For the preservation of Cartilage. 



Methyl-alcohol, 90 per cent. . . . i oz. 



Glycerin . . . . i lb. 



8. — Alcohol and Chloral Hydrate (M.B.). For the preservation 

 of Cartilage. ' 



Methyl-alcohol, 90 per cent. . . i oz. 



Glycerin . . . . i lb. 



Chloral hydrate . . . i oz. 



Both of the preceding are used for the preservation of 

 cartilage. Such objects as the cartilaginous skull of Acipenser, 

 after being washed and steeped in a saturated solution of 

 common salt, are placed in Formula 7 for six months or even 

 more. They are then taken out, drained, and afterwards steeped 

 for a week in Formula 8, drained again, dried with blotting- 

 paper, allowed to remain, protected from dust but exposed to 

 the air, from six to twelve hours, and finally varnished with the 

 clearest and whitest varnish (French) to be procured. By this 

 means many cartilaginous subjects have been prepared, and 

 placed upon tablets as dry but unshrivelled specimens for the 



