easguaien ens ase 
Bibliography. 299 
an account of the colossal New Zealand birds. The volume closes with 
2” 
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Animal Remains in Flint and other siliceous nodules ;—On Foraminif- 
era ;—Fossil Elk of Ireland ;—Fossil Infusoria and Infusorial Earths ; 
—The Mosasaurus ;—Fossil eptiles of the Wealden ;—Silicification 
or Petrifaction by flint ;—On Stigmaria, Sigillaria, with figures, illustra- 
ting the stumps and roots. 
3. On the Pelorosaurus, an undescribed Terrestrial Reptile whose 
remains are associated with those of the Iguanodon and other Saurians 
In the strata of Tilgate Forest, in Sussex; by G. ANTELL, Esq., 
-R.S., &c. From the Philosophical Transactions. Part II, for 1850. 
London: 1850. 
Supplementary Observations on the structure of the Belemnite and 
Belemnoteuthis ; by G. A. MAnTELL .R.S. From the Phil. 
Trans., Part II, 1850. London: 1850 
he memoirs, whose titles are here given, have appeared within 
the past year, in the Philosophical Transactions. As an abstract has 
already been given in this Journal* a farther notice is not necessary. 
The illustrations are in the best style of lithography especially those of 
the various bones of the Pelorosaurus, whose forms are brought out 
with a clearness of detail and a boldness of tint that exhibits the hand 
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4. A Treatise on Trigonometry, Plane and Spherical, with its appli- 
cation to Navigation and Surveying, Nautical and Practical Astron- 
omy and Geography, with Logarithmic, Trigonometrical and Nautical 
Tables, Sor the use of Schools and Colleges. A new edition with exten- 
ive additions and improvements; by Rev. Cuantes W. Hacxtey,S.T.D., 
tof. Math. and Astr. in Columbia College. 8vo. 372 pp. text and 238 
astheraieat 
* Vol. ix, 2nd ser., pp. 488, 439. 
yee. i 
