﻿BIHANG 
  TILL 
  K. 
  SV. 
  VET.-AKAD. 
  HANDL. 
  BAND 
  G. 
  N:0 
  21. 
  43 
  

  

  V. 
  tabulata 
  K. 
  Pl. 
  III, 
  fig. 
  27. 
  

  

  Coarser 
  var. 
  with 
  more 
  distant 
  striae, 
  8 
  — 
  12 
  in 
  0,01 
  mm. 
  

   Speciraens 
  from 
  Kiel 
  (Cl. 
  & 
  Möll. 
  Diat. 
  N:o 
  21) 
  have 
  13 
  

   str. 
  in 
  0,01 
  mm. 
  

  

  Not 
  common: 
  Kiel 
  (1. 
  cit.), 
  Sölvesborg, 
  Karlshamn, 
  Kal- 
  

   mar, 
  Gotland: 
  Ostergarn 
  (Cl.), 
  Åbo, 
  Helsingfors. 
  

  

  v. 
  fasciculata 
  K. 
  Pl. 
  III, 
  f. 
  24. 
  

  

  Striae 
  12 
  — 
  14, 
  long, 
  leaving 
  only 
  a 
  narrow 
  line 
  in 
  tbc 
  

   middle 
  of 
  the 
  valve. 
  

  

  Rare. 
  Karlshamn. 
  

  

  v. 
  parva 
  K. 
  Plate 
  III, 
  fig. 
  SO. 
  

  

  Small, 
  slender 
  var., 
  with 
  dense 
  striae, 
  20 
  and 
  more 
  in 
  

   0,01 
  mm. 
  

  

  Rare. 
  Ystad, 
  Gotland: 
  Klintehamn, 
  Helsingfors. 
  

  

  v. 
  rostrata 
  nov. 
  var. 
  Plate 
  V, 
  fig;s 
  (29), 
  31. 
  

  

  Slender 
  variety; 
  valve 
  lanceolate, 
  ends 
  produced 
  into 
  

   long, 
  capitate 
  beaks. 
  

  

  Rare. 
  Dalarö. 
  

  

  S. 
  Gallionii 
  Rabh. 
  

  

  In 
  the 
  Baltic 
  (Schum. 
  1867). 
  

  

  S. 
  crystallina 
  Ag. 
  

  

  Linear 
  or 
  a 
  little 
  inflated 
  in 
  the 
  middle 
  and 
  at 
  the 
  ends. 
  

   The 
  furrows 
  that 
  interrupt 
  the 
  striae, 
  are 
  very 
  distinct. 
  Length 
  

   about 
  0,150 
  mm., 
  breadth 
  of 
  the 
  valve 
  0,011 
  mm., 
  striae 
  IG 
  

   in 
  0,01 
  mm. 
  

  

  Malmö, 
  Travemiinde, 
  Sölvesborg. 
  

  

  Staurosira 
  Ehb. 
  

  

  S. 
  mutabiUs 
  Sm. 
  

  

  Very 
  common 
  on 
  the 
  coast 
  of 
  Upland 
  and 
  Södermanland, 
  

   somcwhat 
  rare 
  in 
  the 
  southern 
  part 
  of 
  the 
  Baltic: 
  Sölvesborg, 
  

   Karlshamn, 
  Gotland: 
  Ostergarn 
  (Cl.). 
  

  

  Ehaphoneis 
  Ehb. 
  

  

  jR. 
  ampJdceros 
  Ehb. 
  

  

  In 
  the 
  Baltic 
  (Schum. 
  1867). 
  

  

  