KONGL. SV. VET. AKADEMIENS HANDLINGAR. BAND 35. N:0 5. 21 



Oyclophora tennis Castr. Mcday Archip., Timor, Semau Souncl, July, rr. (t. 25,7; 



*-. 33,88). 



Dactyliosoleu antarcticns Castr. S. Indian Ocean, 45° — 44° S. 34° — 48° E., -|- {t. 

 6,5, mean of 4 obs. max. 6,8, min. 6,4; s. 34,oi, max. 34, 12, min. 33,92). 



Dactyliosolen liyalinus Cl. Malay Archip., June, July, September, c. (t. 27,4, mean 

 of 10 obs. max. 28,8, min. 25,7; s. 32,78, max. 33,88, min. 31, ei). 



Dactyliosolen mediterraneus Perag. S. Indian Ocean, 45° S. 26° to 34° E., -{- (t. 7,3, 

 mean of 4 obs. max. 8,2, min. 6,4; s. 34,i6, max. 34,28, min. 34,07). Malay Archip., 

 June, July, r. {t. 25,7 to 28,35; s. 33, oe to 33, 80). 



Ditylum sol. Auct. Malay Archip., July to September, r. {t. 28, 1, mean of 4 obs. 

 max. 29,3, min. 26,2; s. 32,53, max. 33, 80, min. 30,84). 



Ethmodiscus sp. Castr. (Challenger Reports, Diatoin. Pl. XIV, lig. 4). Malay 

 Archip., Sumba (the North coast), rr. {t. 26,8; s. 33, 71). 



Eucampia cornuta Cl. Malay Archip., June to September, -\- (t. 27,6, mean of 5 

 obs. max. 29, min. 25,7; s. 32,9o, max. 33, ss, min. 31,98). 



Eucampia zodiacus Ehb. Malay Archip., June c, July, September {t. 26,2 to 28,5; 

 s. 32,43 to 33, 80). 



Euodia gibtoa Bail. ,S. Indian Ocean, 45° S. 22°— 34° E., r.; 34° S. 89° E., r. {t. 6,2, 

 mean of 5 obs. max. 19,8, min. 6,4; s. 34,48, max. 00,71, min. 34,07). 



Fragilaria Aurivillii Cl., n. sp. Malay ArchijJ., June to Septembei-, -|- {t. ''21,1, 

 mean of 6 obs. max. 28,5, min. 25,7; s. 32,85, max. 33, ss, min. 32,43). 



Fragilaria liyalina (Kutz.), Grun. Malay Archip., Sumba. 



Fragilaria kergueleusis (O' M.). S. Indian Ocean, 45° S. 22° E. to 44° S. 48° E., c; 

 44°— 43°S. 52°— 71°E., r.; 39°— 32° S. 85°— 91°E., r. (t., when common, 7,2, max. 8,2, 

 min. 6,4; s. 34,15, max. 34,28, min. 33,92. Rare specimens occurred in water of t. 9,6 to 

 21 and s. 35,08 to 35,75). 



Guinardia flaccida (Castr.). Malay Archip., August, September, r. {t. 28, 50 to 28,8o; 

 s. 31,81 to 32,48). 



Heraiaulus Hauckii Grun. Indian Ocean, 11°S. 89° E., rr. {t. 28,2; s. 34,22). Malay 

 Archip., June, July, r. {t. 28,3; s. 33, oe). ■• 



Hemiaulus Heibergii Cl. Malay Archip., May to September, -)- {t. 27,9 mean of 7 

 obs. max. 29, min. 25,7; s. 32,58, max. 33, 80, min. 30,84). 



Hemianlus membranaceus Cl. Indian Ocean, 3° N. 86° E., rr. Malay Archip., 

 September, c. {t. 28,6, mean of 10 obs. max. 29, min. 28,35; *. 32, 14, max. 32,48, 

 min. 31,62). 



HemidiscHS cunoiformis Wall. Arahian Sea, 11° N. 51° E. 



Landeria annulata Cl. Malay Archip., June to September, c. {t. 26,7, mean of 7 

 obs. max. 28,5. min. 25,6; s. 33,47, max. 33,88, min. 32,43). 



Leptocylindrus danicus Cl. Malay Archip>., May, June, September, rr. {t. 27,7, mean 

 of 4 obs. max. 29. min. 25,3; s. 32, eo, max. 33, oe, min. 31,98). 



