138 — 



Ellijrticœ. 



133. N. (Diploneis) aaVena A. S. var. parca. A. S. Atl. tab. VIII, 

 figs. 20 — 22. 



Found only in a sample from K Kt. 



Area: Campeachy Bay, North Sea, Greswell, Samoa. 



134. N. (Dipl.) aestiva Donk, forma a. Perag. Diat. de Fr. tab. XX, 

 fig. 12. 



KKt (1 sample). 



Area: Normandie, Colon, Singapore, Manilla. 



— — — forma ß. Perag. 1. c. fig. 13. 

 KKt (1 sample). 



Area: West coast of Sweden, Normandie, Sumatra. 



135. R. (Dipl.) Cynthia A. S. A. S. Atl. tab. VIII, fig. 41. 

 L.N (1 sample). 



Area: coasts of Ireland, West Indies, Red Sea. 



The present form is rather small (L. 0,036), but does not belong to 

 Gl eve's forma minuta (Cl. Syn. I, p. 82). 



136. N. (Dipl.) fnsca Greg. Perag. Diat. de Fr. tab. XX. fig. 6. 

 Found only in a sample from KKt. 



Area: North Sea; Balearic Islands, Sumatra. Java. 



137. N. (Dipl.) litoralis Donk. var. subtilis A. S. Perag. Diat. de Fr. 

 tab. XX, fig. 11. 



Found only in a sample from K Kt. 



Area: Arctic Ocean, Arctic America, West Indies, Adriatic. Port Jackson, 

 Java, Tahiti. 



138. N. (Dipl.) major Gl. V. H. Syn. Suppl. B, fig. 23. 

 KKt (4 samples). 



Area: Colon, Europe, Madagascar, Macassar, Sumatra, China, Japan, 

 Australia. 



139. N. (Dipl.) nitescens Greg. A. S. Atl. tab. VII, figs. 33 & 38 and 

 tab. VIII, fig. 14. 



KKm, KKt, LN (6 samples). 



Area: Campeachy Bay, Colon, Europe. Seychelles, Madagascar, Java, 

 Sumbava, Singapore, Australia, Sandwich Islands, Samoa. Tahiti. 



140. N. (Dipl.) notabilis Grev. forma genuina. A. S. Atl. tab. VIII, 

 figs. 46 — 47. 



— — — forma expleta. A. S. I. c. fig. 49. 



