T. III, N. S

— On Diatomaceous Earth of Randolph, Mass. ( Boston . Nat.

Hist. Soc. Proc, et Q. J. M. S ., T. IV, N. S., 1864).

— Remarks on Eupodiscus Argus. ( M . M. J., T. IX, 1873).

— On the Naviculà crassinervis , etc. {M. M. J., T. XV,

— A contribution to Microgeology (Diatoms of Richmond, Va.)

{Boston Nat. His. Soc. Proc., T. XVIII, Juin 1875, et Janv. 1876).

— Notes on Diatomaceæ from Santa Monica, California. —

{Amer. Jour, of Mic., T. IV, 1878). Trad. franc, parle Dr J. Pelletan {J. de Micrographie, 1879).

— Préparation des Diatomées in situ {J. de Micrographie,

Stores (F. -G.). — Hints on the mounting of Diatomaceæ {Q. J. M . S., T. II, N. S., 1862).

— On cleaning Diatoms (id., T. VII, N. S., 1867).

— Remarks on DrDonkin’s recent paper on Diatomaceæ {Id. T,