﻿VENUS. 
  Panama 
  Shells. 
  496 
  

  

  Statwn. 
  — 
  In 
  coarse 
  sand, 
  between 
  one 
  quarter 
  and 
  one 
  half 
  

   tide 
  level. 
  

  

  Hahitat. 
  — 
  Guaymas 
  ; 
  Lt. 
  Green 
  ! 
  Mus. 
  Essex 
  Inst. 
  

  

  Panama 
  ; 
  C. 
  B. 
  A. 
  ] 
  

   172 
  specimens 
  were 
  collected 
  under 
  a 
  marine 
  grove, 
  on 
  the 
  

   reef, 
  &a 
  

  

  440. 
  Venus 
  subrug^osa. 
  

  

  Synonymy. 
  

  

  Venus 
  suhrugosa 
  Sowb. 
  Oen. 
  pi, 
  — 
  . 
  f. 
  2, 
  pi. 
  — 
  , 
  f, 
  5. 
  1824 
  1 
  

  

  Wood 
  Ind. 
  Test. 
  Supp. 
  pi. 
  2. 
  f. 
  6. 
  1828. 
  

  

  Reeve 
  Conch. 
  Syst. 
  pi. 
  6Y. 
  f. 
  2. 
  Sept. 
  1841. 
  

  

  Phil. 
  Ahbild. 
  I. 
  pi. 
  3. 
  f. 
  6, 
  7. 
  Nov. 
  1844. 
  

  

  Hanley 
  Descr. 
  Catal. 
  p. 
  116. 
  1845 
  * 
  

  

  Orb. 
  Voy. 
  Amer. 
  Merid. 
  Moll. 
  p. 
  561. 
  1846. 
  

  

  Cytherea 
  subsulcata 
  Menke 
  must 
  resemble 
  this 
  species. 
  

  

  Station. 
  — 
  We 
  found 
  this 
  moUusk 
  partly 
  buried 
  in 
  coarse 
  sand 
  

   among 
  stones, 
  or 
  under 
  trees, 
  near 
  half 
  tide 
  level. 
  

  

  Habitat. 
  — 
  Panama 
  ; 
  Wood 
  : 
  also 
  Hanley 
  : 
  also 
  Jay. 
  

   Peru; 
  Philippi! 
  Orbigny. 
  

   Mazatlan 
  ; 
  Lt. 
  Green 
  1 
  Gould 
  MSS. 
  : 
  also 
  Mus. 
  

  

  Essex 
  Inst 
  

   Panama 
  ; 
  C. 
  B. 
  A. 
  ! 
  

   We 
  collected 
  33 
  specimens 
  on 
  the 
  ree^ 
  and 
  in 
  a 
  marine 
  grove 
  

   west 
  of 
  Panama. 
  

  

  441. 
  Tenu§ 
  . 
  Sp. 
  indet 
  a. 
  

  

  12 
  odd 
  valves 
  were 
  found 
  at 
  Taboga 
  and 
  Panama. 
  

  

  442. 
  Venus 
  . 
  Sp. 
  indet. 
  b. 
  

  

  Station. 
  — 
  In 
  coarse 
  sand, 
  near 
  half 
  tide 
  leveL 
  

  

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

   We 
  collected 
  14 
  specimens. 
  

  

  