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EXPLANATION OE CONTEACTIONS AND LIST OF REFEEENCES. 



Agardh, Conspect. — Conspectus Criticus Diatomaceanun. 1830. 



„ Syst.^Systema Algamm. 1824. 

 A. N". H., or Ann. Xat. Hist. — Annals and Magazine of Natural History. 

 Bailey Mic- — IMicroscopical Observations in Smithsonian Contributions to Know- 

 ledge. 1850. 

 Berkeley. — Papers in Ann. Nat. Hist. 



BrigbtweU. — Papers in Quarterly Journal of Microscopical Science. 

 Castracane, Catalogo, &c. — Catalogo de Diatomea raccolte nella Val Intrasca. 



Geneva. 1866. 

 Cleve, Om Svenska, &c. — Om Svenska ocb Norska Diatomaceer Ofversigt af K. 



Vetenskaps-Akad. Forbandlingar. Stockbolm. 1868. 

 De Brebisson, Notes on, &c.^Notes on some French Diatoms, Journal Queckett 



Club. April, 1870. 

 De Brebisson, Diat. du, &c. — Diatomees marines du Literal de Cherbourg. 

 Dohkin. — Papers in Quart. Jour. Micros. Science. 

 Donkin, N. H. Brit. Diat. — Natural History of the British Diatomacese. 



London. Yan Yoorst (in couj-se of publication) . 



Ehr. Abb Ehrenberg, Abhandlungen, Berlin Akademie. 



Ehr. Infus.— Ehrenberg, Die Infusionsthierchen. 1838. 



Ehr. Mic. — Ehrenberg, Microgeologie. 



Gregory. — Papers in Quart. Joux. Micros. Science. 



Gregory, Diat. of Clyde. — New forms of Marine Diatomacese found in the Frith of 



Clyde. Edinburgh, 1857. 

 GreviUe. — Papers in Quart. Jour. Micros. Science. 

 Grev. Brit. Flora. — In Hooker's British Flora (Cryptogamia). 

 Grunow. — Yerhand. &c., Ueber neue oder ungeniigend gekannte Algen in Yerhand- 



lungen der K. K. Zoologisch-botanischen GeseUschaft in "Wien. 

 Grunow. — Beise S. M. Novara um die Erde. 1868. 

 Harvey, Manual. — Manual of the British Algae. London, 1841. 

 Heiberg. — De Danske Diatomeer. Kjobenhavn. 1863. 

 Kitton. — Papers in Science Gossip. 



Kiitz. Bae. — Kiitzing, Die KiesselschaHgen Baccillarien. 1844. 

 Kiitz. Sp. Alg. — Kiitzing, Species Algarum. 1849. 

 Lagerstedt, Sotv. Diat., &c.- — Sotvattens-Diatomaceer fi-an Spetsbergen och Beeren 



Eiland. Stockholm. 1873. 

 Lyngbye, Tentamen Hydrophytologie Danicse. 1819. 

 Pfitzer. — Ueber Ban und Entwicklung der Bacillariaceen. Bonn. 1871. 

 Rab. Fl. Eur. Alg. — Eabenhorst, Flora Europsea Algarum. Leipsic. 1864. 

 Rab. Siissw. Diat. — Eabenhorst, Die Siisswasser Diatomaceen. Leipsig. 1853. 

 Ealfs. — Papers in Ann. Nat. Hist. 



Ealfs in Pritchard's History of Infusoria. London. 1861. 

 Roper. — Papers in Quart. Jour. Micros. Science. 



Schmidt, Atlas, &c. — Atlas der Diatomaceen Kunde. Parts 1 to 4. 1875. 

 Schmidt. — Die Diatomaceen aus den Grundproben der Nordseg fahrt. Berlin. 1875. 

 Schumann, Diat. — Die Diatomeen der Hohen Tatra. Wien. 1867. 

 Schumann, Die Preussische Diat. — Die Preussische Diatomeen, vide Schriften der 



Physik-Oek. GeseUschaft zu Konigsberg. 1867. 

 Thwaites. — Papers in Ann. Nat. Hist. 



■W.S.,B.D.—'W. Smith, Synopsis of British Diatomaceffi. 2Yols. 1853 and 1856. 

 Wallich. — Papers in Quart. Jour. Mic. Science. 

 "Walker- Amott. — Papers in Quart. Jour. Mic. Science. 

 "Weisse. — Papers in Bull, del' Acad.Imp.des Sciences St. Petersbourg. Tomexii. 1867. 



K.I. A. PROC, SEE. II., A'OL. II., SCIENCE. 2 T 



