36 
J. W. Mallet. Revision of tlie atomic weiglit of aluminium. 
Owen. Description of some remains of tlie gigantic land-lizard (Me- 
galania prisca, Owen), from Australia. 
On tlie ova of tlie Echidna hystrix. 
T. R. Robinson. On tlie determination of tlie constants of tlie cup 
aneinometer by experiments witb a wliirling niaebine. Part. 2. 
W. Siemens. On tbe dynamo-electric current, and on certain means 
to improve ist steadiness. 
Vol. CLXXII. Part 1 : 
W. Parker. On tlie structure and development of tlie skull in tlie 
Batracliia. Part 3. 
Proceedings of tlie Royal Society of Londen. 1881. 
Vol. XXXI. N°. 209— 210. Vol. XXXII. N°. 212. 8°. 
Montlily notices of tlie Royal Astronomical Society. 
London 1881. Vol. XLI. N°. 7. 8°. 
Proceedings of the Royal Geographical Society. London 
1881. New Series. Vol. III. N°. 6. 8°. 
Proceedings of the Royal Institution of Great-Britain. 
London 1880. Vol. IX. Part. 3. 8°. 
Journal of tlie Royal Mieroscopical Society. London 
1881. Series 2. Vol. I. Part. 3. 8°. 
Transactions of the Zoological Society of London. Lon- 
don 1881. Vol. XI. Part. 5. 4°. 
Inlioud : 
Owen. Descriptions of some new and rare Cepbalopoda. Part. 2. 
Proceedings of the scientific meetings of the Zoological 
Society. London 1881. Part. I. 8°. 
Transactions of tlie Royal Society of Edinburgh. 1880. 
Vol. XXIX. Part. 2. 4 U , 
