- 439 — 



(àoinphonema Brebissonii Ktz. 



— commutatum Gr. 



— constrictura Eb. 



— elongatum W. Sm. car. 



— molaris Cl. 



— mustela Eh. 



— parvulum Grun. 



— — oxilissima. 



— sarcoptaagus Greg. 



— subclavatum Grun. 

 Hantzschia amphioxys Grun. 

 .Melosira distans v. nivalis. 



— varians Ag. 



IN'avIculabacilliformis Grun. 



— Brebissonii Ktz. 



— — V. curta. 



— cincta v. Heufleri. 



— commutata Grun. 



— dicephala W. Sm. 



— divergeas v. minor. 



— lanceolata Klz. 



— limosa Ktz. 



— — V. signala. 



~ — V. subundulata. 



— major Ktz. 



— mesolepta v. stauroneiformis. 



— oblonga Ktz. 



— — V. curta. 



;>iavicula pupula Ktz. 



— radiosa Ktz. 



— — V. acuta. 



— rhyncocepliala Mta. » 



— rupestris Hantz. 



— sphaerophora Ktz. 



— ventricosa Eh. 



— viridis Ktz. 

 IVitxschia amphibia Grun. 



— augustata Grun. 



— commutata Grun. 



— denticula Grun. 



— frustulum Grun. 



— linearis W. Sm. 



— minuta Grun. 

 Opephora Martyi F. H. 

 Stauroneis amphilepta Eh. 



— anceps Eh. 



— — V. amphicephala. 



— ■ gracilis Eh. 



— quadrata M. Per. 

 Sarirella angusta Ktz. 

 Synedra acus Ktz. 



— capitata Eh. 



— tenera W. Sm. 



— ulna V. danica. 



— — V. rostrata. 



— — V. vitrea. 



No903 HATFIELD SWAMPS - NEW-JERSEY 



(États-Unis) 



.\cbnantbe8 ventricosa Ëh 

 Actinocyclua australis Grun. 



— Barkieyi tirun. yar. 



Amphora ovalis Ktz. 

 Cocconeis placentula Eh. 

 Cymatopleura ellipticaW. Sm. 



— — V. torta. 



— solea W. Sm. v. vulgaris. 

 Cymbella cistula Kirch. 



— cuspidata Ktz. 



— Ehrenbergii v. minor. 



Cymbella gastroides Ktz. 



— stomatophora Grun. 



Diploneis interrupta Cl. 



— Smithii Cl. 



Epithemia amphicephala. 



— turgida. 



— — T. granulata. 



— — V. vertagus. 



— zébra v. proboscidea? 



Banotia arcus Eh. 



— — y. uncinata. 



