T. VI

— A Review of the new conspectus of the families and généra

of Diatomaceæ. (M. M. J., T. IX, 1873).

Lankester (Edwin). — On a white Diatomaceous incrustation on stones from the bed of the River Annan. (Mic. Jour. T. I, 1841).

Lankester (Edwin) and Redfern (Peter). — Microscopieal examinations of the Thames, and other waters. (London, 1832). Lankester (E.-R.). — On the movements of the Diatomaceæ. (Pop. Sc. Rev., 1866).

BIBLIOGRAPHIE DES DIATOMEES

Lanzi (Matteo). — Alcune Diatomaceæ raccolte in Fiesole. ( Nuovo Gior. Bot. liai. (1875).

— Le Diatomacee raccolte dalla Spedizione délia Societa Geo-

grafica Italiana in Tunisia. (Boll. Soe. geog. Ital., 1876).

— Le thalle des Diatomées, 1 planche, (Ann. Soc. Belge de

Mic., Bruxelles, 1878, et Journ. de Micrographie ,1878).

— Diatomee raccolte in Ostia. (Atti Soc. Crittog. Ital., 1878).

— Alcune parole in rispoti al Signr. Paul Petit. (Brebis., 1879.)

— Le Diatomee del lago di Bracciano (Att. Ac. N. Line.

Lauder (H. -S.). — Remarks on the marine Diatomaceæ of Hong- Kong, with descriptions of new Species, with notes by J. Ralfs (T. M. S., T. XII, 1864).

— On new Diatoms (T. M. S., T. XII, 1872).

Lemaire. — Catalogue des Diatomées des environs de Nancy. (Bull. Soc. de Nancy, 1881).

Le Maout (E.) et Decaisne (J.). — Traité général de Botanique, in-8, Paris, 1868.

Leuduger-Fortmorel (G.) — Catalogue des Diatomées marines de la baie de St-Brieuc et du littoral des Côtes du Nord. (Paris, in-8, 1879).

— Catalogue des Diatomées de File Ceylan, 9 planches. (Ext.

des Mèm. de la Soc. d' Emulation des Côtes du Nord :

Paris, in-8, 1879).

Leuduger-Fortmorel* et P. Petit. — Des gisements siliceux fossiles de l’Auvergne. (Journal de Micrographie, 1878). Lewis (F.-W). — Notes on new and rarer species of Diatomaceæ of the’United States seaboard, 2 pi. (Philad. 1861, et dans Q. J. M. S., T. II, N. S., 1862).

— On some new and singular intermediate forms of Diato-

maceæ, and on extreme and exceptional variations of Diatoms in some White Mountain localities, etc., 2 pl. (Proceedings Acad, o f Nat. Sci. of Philad., 1863-65). Lindley (J.). — Diatomaceæ. The Yegetable Kingdom, or the Structure, Classification and use of Plants. (London, in-8, 1846.)

Lindsay (W. Lauder). — On the Protophyta. (Diatomaceæ) of New Zealand (Q. J. M. S., T. II, N. S., 1867).

— On the Protophyta (Diatomaceæ) of Iceland. (Q. J. M. S.,