﻿52 
  JUHLIN-DANNFELT, 
  ON 
  THE 
  DIATOMS 
  OF 
  THE 
  BALTIC 
  SEA. 
  

  

  Plate 
  III. 
  

  

  Fig. 
  20. 
  8tauroneis 
  liyalina 
  n. 
  spec. 
  

  

  ^'21. 
  > 
  salina 
  Sm. 
  v. 
  latior 
  n. 
  var. 
  

  

  » 
  22. 
  Homoeocladia 
  baltica 
  n. 
  sp. 
  

  

  > 
  23. 
  Synedra 
  affinis 
  K. 
  v. 
  genuina 
  Grun. 
  

  

  '24. 
  2 
  » 
  v. 
  fasciculata 
  K. 
  

  

  » 
  25, 
  26. 
  > 
  »v. 
  genuina 
  Geun. 
  

  

  » 
  27. 
  2. 
  » 
  v. 
  tabulata 
  K. 
  

  

  * 
  28. 
  > 
  s 
  v. 
  genuina 
  Grun. 
  

   s 
  29, 
  31. 
  j 
  j 
  v. 
  rostrata 
  n. 
  var. 
  

  

  30. 
  » 
  »v. 
  parva 
  K. 
  

  

  * 
  32. 
  y 
  » 
  v. 
  genuina 
  Grun. 
  

   » 
  33. 
  C'oscinodiscu8 
  subsalsus 
  n. 
  sp. 
  

  

  Plate 
  IV. 
  

  

  Bottom-specimen-catcher 
  invented 
  by 
  Th. 
  Aeavidsson. 
  

  

  