BIHANG TILL K. SV. VET.-AKAl). HANDL. BAND 8. N:0 18, 47 



2. E. orbiculare Wallich 



Desm. p. Tab. XIV, fi^^, 8—11. 



Van Gritnow. 



Diat. u. Desin. p. 14, Tab. II, fig, 23 a, b- 



Conception del Uraguay '^^/^^ 187(5. 



II. Cosmarium (Corda) Ralfs. 



1. C. Botrytis (Bory) Menegh. 



_ ^ 



Conception del Uraguay ^% 187G. 



2. C. Turpinii Br^b. 



Liste Desm. p. 127, Tab. I, %. 11. ' 

 Conception del Uraguay V12 1876. 



3. C. pulcherrimum Nordst. 



Conception del Uraguay ^a/g 1876, Sierra Curumalon ^^3 



1881. 



4. C. erenatum Ealfs. 



On Brit. Desm. p. 394, Tab. XI, fig. 6 



Form, crenis lateralibus 3. Xordst. 

 Desm. spetsb, p. 30, Tab. V^I, fig. 7. 

 Sierra Curumalon ^% 1881. 



5. C. holnxiense Lund. 



Desm, Suec. p. 49, Tab. II, fig. 20. 

 Long. 41, lat. 27, lat. ist, 14 //. 

 Sierra Curumalon -^z- 1881. 



6. C. laeve Kab 



Conception del Uraguay 22-^ 1876, Cupalcn Oktober 1878 



7. C. pyramidatum Breb. 



in Ealfs Brit. Desm. p. 94 (ex parte) Tab. XV fig. 4 a, b, c 



Long. 62; lat. 52; lat. ist. 14 //. 

 Cupalen Oktober 1878. 



8, C. Lundellii Delp. 



Spec. Desm. p. 109, Tab. VII fig. 62—64. 



Form, membrana in centro semicellularum non incrassata, 



WiTTR. & Nordst. Tab. Ill, fig. 89. 



Alg. exsic. N:o 564. 



Long. 79—88; lat. 69—78; lat. ist. 40—41; crass. 42 .u. 



Conception del Uraguay in aquario cultum ^% 1876. 



