﻿PLEUROTOMA. 
  Panama 
  Shells. 
  369 
  

  

  Pkurotoma 
  cornuta 
  Sowb. 
  in 
  Proc. 
  Zool. 
  Soc. 
  Lond. 
  

  

  p. 
  136. 
  Pec. 
  1833. 
  

  

  Miill. 
  Synop. 
  Nov. 
  Test. 
  Viv. 
  p. 
  112. 
  May 
  1836. 
  

  

  nigerrima 
  Miill. 
  Synop. 
  Nov. 
  Test. 
  Viv. 
  p. 
  113. 
  May 
  1836. 
  

  

  Reeve 
  Conch. 
  Icon. 
  pi. 
  12. 
  f. 
  102. 
  May 
  1843. 
  

  

  Station 
  — 
  Sandy 
  mud 
  in 
  6 
  and 
  10 
  fathoms; 
  Cuming! 
  Sow- 
  

   erby 
  : 
  also 
  Eeeve. 
  

   Habitat. 
  — 
  Panama; 
  Cuming! 
  Sowerby: 
  also 
  Miiller. 
  

  

  Bay 
  of 
  Caraccas 
  ; 
  Cuming 
  ! 
  Sowerby 
  : 
  also 
  Miil- 
  

   ler. 
  (var. 
  cornuta.) 
  

   Panama 
  and 
  Bay 
  of 
  Caraccas 
  ; 
  Cuming 
  ! 
  Eeeve. 
  

   Panama 
  ; 
  C. 
  B. 
  A. 
  ! 
  

   We 
  were 
  indebted 
  to 
  tbe 
  hermit 
  crabs 
  for 
  3 
  specimens. 
  

  

  177. 
  Pleurotoma 
  obeliscus. 
  

  

  Synonymy. 
  

  

  Pleurotoma 
  obeliscus 
  Reeve 
  in 
  Proc. 
  Zool. 
  Soc. 
  Lond. 
  p. 
  110. 
  Oct. 
  1845. 
  

   • 
  Reeve 
  Conch. 
  Icon. 
  pi. 
  20. 
  f. 
  175. 
  Oct. 
  1845. 
  

  

  Station. 
  — 
  Unknown. 
  

  

  Habitat. 
  — 
  Unknown 
  ; 
  Eeeve. 
  

   Panama 
  ; 
  C. 
  B. 
  A. 
  ! 
  

   1 
  specimen 
  was 
  found. 
  

  

  178. 
  Pleurotoma 
  olivacea. 
  

  

  Synonymy. 
  

  

  Pleurotoma 
  olivacea 
  Sowb. 
  in 
  Proc. 
  Zool. 
  Soc. 
  Lond. 
  p. 
  126. 
  Dec. 
  1833. 
  

  

  Mull. 
  Synop. 
  Nov. 
  Test. 
  Viv. 
  p. 
  111. 
  May 
  1836. 
  

  

  Reeve 
  Conch. 
  Icon. 
  pi. 
  4. 
  f. 
  27. 
  Feb. 
  1843. 
  

  

  Station. 
  — 
  In 
  sandy 
  mud 
  at 
  5 
  to 
  12 
  fathoms 
  ; 
  Cuming 
  ! 
  

   Sowerby. 
  From 
  mud 
  in 
  4 
  to 
  7 
  fathoms 
  depth; 
  Hinds! 
  

   Eeeve. 
  

  

  Habitat. 
  — 
  Salango 
  and 
  St. 
  Elena 
  ; 
  Cuming 
  ! 
  Sowerby 
  : 
  also 
  

   Eeeve 
  : 
  also 
  Miiller. 
  

  

  