﻿498 
  Panama 
  Shells. 
  venerida 
  

  

  Cuming 
  from 
  the 
  Philippine 
  Islands 
  : 
  but 
  there 
  must 
  be 
  some 
  

   error 
  in 
  this 
  statement, 
  for 
  in 
  Feb. 
  1835, 
  Mr. 
  Cuming 
  had 
  not 
  

   made 
  his 
  collections 
  in 
  the 
  Philippine 
  Islands, 
  and 
  Mr. 
  Sowerby, 
  

   in 
  the 
  original 
  description 
  in 
  Proc. 
  Zool. 
  Soc. 
  at 
  that 
  time, 
  gave 
  

   the 
  station 
  and 
  locality 
  as 
  we 
  have 
  quoted 
  below. 
  Conse- 
  

   quently 
  the 
  name 
  G. 
  hiradiata 
  must 
  stand 
  as 
  a 
  synonym 
  of 
  

   C. 
  squalida, 
  and 
  the 
  shells 
  from 
  the 
  Philippine 
  Islands 
  should 
  

   be 
  named 
  and 
  described 
  as 
  a 
  distinct 
  species. 
  

  

  Station. 
  — 
  In 
  sandy 
  mud, 
  at 
  a 
  depth 
  of 
  6 
  fathoms 
  ; 
  Cuming 
  ! 
  

   Sowerby. 
  

  

  Habitat. 
  — 
  St. 
  Elena 
  ; 
  Cuming 
  ! 
  Sowerby, 
  1835. 
  

  

  Abundantly 
  at 
  San 
  Bias 
  and 
  Mazatlan 
  ; 
  Beechey 
  ! 
  

   also 
  Siebold. 
  

  

  California 
  ; 
  Sowerby, 
  1851. 
  

  

  La 
  Paz 
  ; 
  Lt. 
  Green 
  I 
  Mus. 
  Essex 
  Inst. 
  

  

  West 
  Columbia, 
  Mazatlan, 
  and 
  California 
  ; 
  Jay. 
  

  

  Taboga; 
  C. 
  B. 
  A.! 
  

   5 
  specimens 
  were 
  found. 
  

  

  448. 
  Artemis 
  Dunkeri. 
  

  

  Synonymy. 
  

  

  €ytherea 
  Dunkeri 
  Phil. 
  Abbild. 
  I. 
  pi. 
  2. 
  f. 
  5. 
  Oct. 
  1844. 
  

  

  Artemis 
  Pacifica 
  (Mus. 
  Berol.) 
  Trosch. 
  in 
  Wiegm. 
  Arcliiv. 
  p. 
  324. 
  1844, 
  

  

  • 
  Dunkeri 
  Reeve 
  Conch. 
  Icon. 
  pi. 
  6. 
  f. 
  34. 
  March 
  1850, 
  

  

  Station. 
  — 
  Unknown, 
  

  

  Habitat. 
  — 
  Pacific 
  shore 
  of 
  Mexico; 
  Philippi: 
  also 
  TroscheL 
  

   St. 
  Elena 
  and 
  Panama, 
  Central 
  America 
  (?) 
  ; 
  Cum- 
  

   ing! 
  Reeve. 
  

   Pacific; 
  Jay. 
  

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

  

  Essex 
  Inst. 
  

   Panama 
  ; 
  C. 
  B. 
  A. 
  ! 
  

   36 
  specimens 
  were 
  found 
  on 
  the 
  beach 
  next 
  west 
  of 
  Panama, 
  

  

  