298 Bibliographical Notices. 



There is something so anomalous in the structure of these worms, 

 that we cannot admit the accounts of it to influence our generali- 

 zations until we have further observations, and above all a careful ex- 

 amination of animals of different ages. There is no difficulty in pro- 

 curing material to work upon ; will no British observer take up the 

 subject ? — M. E. Robert on the Habits of Ants. — M. Bouchard-Chan- 

 tereaux on the genus Productus, in which he proves that the dorsal 

 valves of these shells is not imperforate as is generally supposed, but 

 the contrary, and attached by a ligament like its allies. — Compara- 

 tive history of the Metamorphosis and Anatomy of Cetonia aurata 

 and Doreus j^ralleUpipeduSyhy M. Leon Dufour ; an elaborate paper 

 beautifully illustrated. — A translation of Mr. H. Goodsir's import- 

 ant paper on the Development of the Eggs and Metamorphoses of 

 Caligus, from the 'Edinburgh New Philosophical Journal' for July 

 1842. — M, Lucas on new Insects from Algeria. — M.H.Mittre on four 

 new Shells, viz. 1. Helix Minorciensis (allied to //. serpentina) from 

 Port Mahon ; 2. Helix Telonensis (allied to //. glabella) from Toulon ; 

 3. Helix Nyeli from Port Mahon, and 4. Cardium aquilinum from 

 Toulon Roads. This paper wants figures. 



Botany. — On the genera Polysaccum and Geaster, by IVIM. L. R. 

 and C. Tulasne. Their observations on the first are at variance with 

 those of M. Corda : figures excellent. — On the dry Gangrene of Po- 

 tatoes, as observed for some years in Germany, by M. de Martius 

 (from the ' Comptes Rendus') : a paper highly interesting to the 

 vegetable pathologist, in which it is shown that the disease depends 

 on the presence of a parasitic fungus. — On two plants new to the 

 French Flora, by M. Delastre : these are Cirsium spurium and Li- 

 naria pr(£termissa (new ; very near L. minor). — On the Nectaries of 

 Plants, by M. L. Bravais. — On new Plants of Madagascar, &c., by 

 M. Bojer. 



Oct. 1842. — Zoology. — On the Embryo of Syngnathus Ophidion, 

 Linn., by M. de Quatrefages : an elaborate memoir on the early hi- 

 story of these curious marsupial fish, illustrated by beautiful figures. 

 — Researches on the composition of the Blood in some domestic ani- 

 mals, by MM. Andral, Gavarret and Delafond. — Researches on Di- 

 gestion, by MM. Bouchardet and Sandras. — Memoir on Belemnites, 

 by M. Alcide d'Orbigny. Commencement : an excellent paper. 



Botany. — On the Distribution of the Arborescent Vegetables on 

 the coast of Scandinavia, and on the north side of the Grimsel in 

 Switzerland, by M. Ch. Martens. " If we except the oak and the 

 beech, the succession of trees is the same on the Grimsel and in the 

 North." — On the genus Xiphophora, and on the question whether we 

 find in the Fucacece the two modes of propagation observed in the 

 FloridecR ? by Dr. Montague. — On two genera confounded with 

 plants of the family of Myrsinacecc, by M. Alph. DeCandolle : these 

 are, Parustemonf founded on the Embclia urophylla of Wallich, and 

 Kellana, on the Myrsine Kellan of Hochstetter. — On the Flora of 

 Southern Brazil, by MM. Aug. de St. Hilaire and Ch, Naudin. 

 Third part. The plants enumerated belong to the family Malvacece. 

 — M. Gay on the Flowers and Fruit of Fmnaria officinalis. — M. C. 



