﻿BULLA. 
  Panama 
  Shells. 
  439 
  

  

  Habitat—P&nsima 
  ; 
  C. 
  B. 
  A. 
  ! 
  

   2 
  specimens 
  were 
  found. 
  

  

  320. 
  Bulla 
  (Cyliclma) 
  luticola. 
  Nov. 
  sp. 
  

  

  Shell 
  subcylindric, 
  wider 
  anteriorly 
  : 
  pale 
  horn 
  color, 
  sub- 
  

   transparent 
  : 
  with 
  the 
  strise 
  of 
  growth 
  very 
  minute 
  : 
  apex 
  in 
  a 
  

   deep 
  narrow 
  umbilicus, 
  which 
  is 
  partly 
  covered 
  by 
  the 
  upper 
  

   part 
  of 
  the 
  labrum 
  : 
  last 
  whorl 
  compressed 
  around 
  the 
  middle 
  : 
  

   aperture 
  rising 
  higher 
  than 
  the 
  umbilicus, 
  linear 
  above, 
  subor- 
  

   bicular 
  below 
  : 
  labrum 
  very 
  thin, 
  much 
  advanced 
  along 
  the 
  

   middle 
  : 
  columella 
  thickened 
  with 
  a 
  callus 
  : 
  anterior 
  umbilical 
  

   region 
  indented, 
  partly 
  covered 
  with 
  a 
  deposit. 
  

  

  Length 
  .2 
  inch 
  ; 
  breadth 
  .095 
  inch. 
  

  

  Station.— 
  This 
  species 
  was 
  found 
  crawling 
  on 
  liquid 
  mud, 
  

   near 
  low 
  water 
  mark, 
  at 
  the 
  bottom 
  of 
  a 
  steep 
  sand 
  beach. 
  

  

  Habitat. 
  — 
  Panama 
  ; 
  C. 
  B. 
  A. 
  1 
  

  

  28 
  specimens 
  were 
  collected 
  half 
  a 
  mile 
  east 
  of 
  Panama. 
  

  

  321. 
  Bulla 
  punctulata. 
  

  

  Synonymy. 
  

  

  Bulla 
  punctata 
  Ad. 
  in 
  Sowb. 
  Thes. 
  Conch, 
  p. 
  577. 
  No. 
  53. 
  

  

  pi. 
  123. 
  f. 
  77. 
  - 
  - 
  - 
  - 
  1849. 
  

   punctulata 
  Ad. 
  in 
  Sowb. 
  Thes. 
  Conch. 
  Index. 
  1849. 
  

  

  Station.— 
  Sa.ndj 
  mud, 
  10 
  fathoms; 
  Cuming! 
  A. 
  Adams. 
  

  

  Habitat.— 
  VsinsimQ. 
  ; 
  Cuming 
  ! 
  A. 
  Adams. 
  

  

  Acapulco 
  ; 
  E. 
  Jewett 
  ! 
  Gould 
  MSS. 
  

  

  Taboga; 
  C. 
  B. 
  A.! 
  

   25 
  specimens 
  were 
  found 
  in 
  various 
  states 
  of 
  preservation. 
  

  

  322. 
  Bulla 
  . 
  Sp. 
  indet. 
  

  

  Another 
  species 
  is 
  represented 
  by 
  1 
  imperfect 
  specimen. 
  

  

  