— 127 — 



8 Pleurosigma Terry anum Perag. var. 



9 Rhoicosigma oceanicum Perag. 



10 Navicula Clepsydra Donk. 



11 Alloioneis Antillarum Cl. et Grün. 



12 Stauroneis pulchella Sm. 



13 Licmophora constricta Grün. 

 *14 Amphora 



15 Navicula Liber Sm. 



16 Nitzschia Formica Hantzsch. 

 *17 Navicula 



18—20 Mastogloia Portierana Grün. 



21 — 23 Gephyria media Arn. 



*24 Navicula 



25 * Samoensis Grün. 



26 = latissima Greg. 



27 = Brasiliensis Grün. 

 28—30 * Lyra Ehr. et var. 



31 * carinifera Grün. 



32 * Lyra Ehr. var. subcarinata Grün. 



33 = spectabilis Grev. 



34 = Lyra Ehr. var. 



7. 1—2 Mastogloia Citrus Cl. 



3 



Navicula notabilis Grev. 



4 



s 



Smithii Breb. 



5 



* 



Campylodiscus Grün. 



6 



= 



suborbicularis Greg. 



7 



= 



correpta A. Schm. 



8 



s 



notabilis Grev. 



9 



= 



Eugenia A. Schm. 



10 



* 



gemmatula Grün. 



11 



s 



Smithii Breb. 



12 



sS 



Puella A. Schm. 



13 



s 



Pandura Breb. 



14 



s 



splendida Greg. 



15 



s 



Crabro Ehr. 



16 



* 



Puella A. Schm. 



17 



• 



Beyrichiana A. Schm. 



18—19 



* 



Crabro Ehr. 



20-21 



5 



splendida Greg. 



22 



s 



ovalis Hilse. 



23 — 24 Amphiprora Quarnerensis Grün. 



