﻿496 
  Panama 
  Shells. 
  veneridje, 
  

  

  443. 
  Cytherea 
  affiniis. 
  

  

  Synonymy. 
  

  

  Cytherea 
  a 
  finis 
  Sowb. 
  in 
  Proc. 
  Zool. 
  Soc. 
  Lond. 
  p. 
  45. 
  Mar. 
  1835. 
  

  

  '■ 
  Hanley 
  Supp. 
  Wood 
  Ind. 
  Test. 
  pi. 
  15. 
  f. 
  27. 
  1845 
  ? 
  

  

  Sowb.Thes.Coiich.p.630.No.62. 
  pi. 
  132. 
  f. 
  101. 
  1851. 
  

  

  Station. 
  — 
  Sandy 
  mud 
  at 
  a 
  depth 
  of 
  10 
  fathoms 
  ; 
  Cuming 
  I 
  

   Sowerby. 
  

  

  Habitat. 
  — 
  Panama 
  and 
  Xipixapi 
  ; 
  Cuming 
  ! 
  Sowerby. 
  

  

  Panama 
  ; 
  C. 
  B. 
  A. 
  ! 
  

   10 
  specimens 
  were 
  found 
  on 
  tlie 
  beach 
  west 
  of 
  Panama. 
  

  

  444. 
  Cytherea 
  aurantiaca. 
  

  

  Synonymy. 
  

  

  Cytherea 
  aurantiaca 
  Sowb. 
  Gen. 
  pi. 
  — 
  . 
  f. 
  3. 
  1824? 
  

   Reeve 
  Conch. 
  Syst. 
  pi. 
  69. 
  f. 
  3. 
  Sept. 
  1841. 
  

  

  aurantia 
  Hanley 
  Supp. 
  Wood 
  Ind. 
  Test. 
  pi. 
  15. 
  f. 
  20. 
  1845 
  « 
  

  

  aurantiaca 
  Jay 
  Catal. 
  p. 
  35. 
  Dec. 
  1850, 
  

  

  aurantia 
  Sowb. 
  Thes. 
  Conch, 
  p. 
  628. 
  No. 
  58. 
  pi. 
  132. 
  

  

  f. 
  91 
  bis. 
  ------ 
  1851. 
  

  

  Station. 
  — 
  Unknown. 
  

  

  Habitat 
  — 
  Unknown 
  ; 
  Sowerby 
  : 
  also 
  Hanley. 
  

  

  Gulf 
  of 
  Nicoya 
  ; 
  Jay. 
  

  

  Mazatlan 
  ; 
  Lt. 
  Green 
  ! 
  Mus. 
  Essex 
  Inst. 
  : 
  also 
  

   Gould 
  MSS. 
  

  

  Taboga; 
  C. 
  B. 
  A. 
  ! 
  

   We 
  collected 
  3 
  specimens 
  of 
  this 
  beautiful 
  shell. 
  

  

  445. 
  Cytherea 
  consangiiinea. 
  Nov. 
  sp. 
  

  

  Shell 
  obovate, 
  subcordate, 
  with 
  the 
  ventral 
  margin 
  well 
  

   excurved 
  : 
  very 
  pale 
  straw 
  color, 
  with 
  numerous 
  yellowish 
  

   brown 
  linear 
  rays, 
  which 
  are 
  more 
  or 
  less 
  interrupted, 
  and 
  

   which 
  usually 
  terminate 
  before 
  reaching 
  the 
  margin 
  : 
  smooth 
  

   and 
  shining, 
  with 
  the 
  lines 
  of 
  growth 
  very 
  minute 
  : 
  beaks 
  pro- 
  

  

  