﻿422 
  Panama 
  Shells, 
  EULIMID^. 
  

  

  286. 
  8calaria 
  obtiisa. 
  

  

  tSynonymt/. 
  

  

  Scalaria 
  obtusa 
  Sowb, 
  in 
  Proc. 
  Zool. 
  Soc. 
  Lond. 
  p. 
  29. 
  Feb. 
  1844. 
  

  

  Sowb. 
  Thes. 
  Concb. 
  p. 
  98. 
  No. 
  63. 
  pi. 
  33. 
  

  

  f. 
  54. 
  1844. 
  

  

  iStatwn. 
  — 
  Sandy 
  mud 
  at 
  6 
  fathoms 
  ; 
  Cuming 
  ! 
  Sowerby. 
  

  

  Habitat 
  — 
  Punta 
  St. 
  Elena 
  ; 
  Cuming 
  ! 
  Sowerby. 
  

   Panama 
  ; 
  0. 
  B. 
  A. 
  ! 
  

  

  1 
  specimen 
  was 
  found. 
  

  

  287. 
  Scalaria. 
  Sp. 
  indet. 
  a. 
  

  

  2 
  specimens, 
  one 
  of 
  wliicli 
  was 
  immature, 
  were 
  obtained 
  at 
  

   Panama. 
  

  

  288. 
  Scalaria. 
  Sp. 
  indet. 
  b. 
  

   1 
  specimen 
  was 
  obtained 
  at 
  Panama. 
  

  

  289. 
  Scalaria. 
  Sp. 
  indet. 
  c. 
  

   1 
  immature 
  specimen 
  was 
  obtained 
  at 
  Panama. 
  

  

  Family— 
  EULIMID^. 
  

  

  290. 
  Culiina 
  iota. 
  Nov. 
  sp. 
  

  

  Shell 
  subulate 
  : 
  smooth 
  and 
  shining 
  : 
  with 
  a 
  microscopic 
  line 
  

   a 
  little 
  below 
  the 
  middle 
  of 
  the 
  whorls, 
  above 
  which 
  line 
  the 
  

   shell 
  is 
  chalcedonic 
  white 
  and 
  translucent, 
  and 
  below 
  which 
  it 
  is 
  

   transparent 
  : 
  apex 
  subacute 
  : 
  spire 
  much 
  arcuated 
  : 
  whorls 
  ten, 
  

   moderately 
  convex, 
  with 
  a 
  distinct 
  suture 
  : 
  aperture 
  small, 
  

   ovate, 
  subeffuse 
  : 
  labrum 
  much 
  advanced 
  along 
  the 
  middle. 
  It 
  

   may 
  be 
  a 
  Stylifer. 
  Mean 
  divergence 
  about 
  20° 
  ; 
  length 
  .08 
  

   inch 
  ; 
  breadth 
  .03 
  inch 
  ; 
  length 
  of 
  spire 
  .06 
  inch. 
  

  

  Station. 
  — 
  Unknown. 
  

  

  Habitat. 
  — 
  Panama 
  ; 
  C. 
  B. 
  A. 
  ! 
  

  

  We 
  found 
  1 
  mature 
  and 
  1 
  young 
  specimen. 
  

  

  