﻿172 
  MARINE 
  ISIOLLUSCA 
  DESCRIBED 
  BY 
  P. 
  P. 
  CARPENTER 
  

  

  Petaloconchus 
  macrophragma 
  Carpenter 
  

  

  Petalocanchus 
  macrophrciqimi 
  Caki'kxter, 
  1856, 
  Zool. 
  Soc. 
  London, 
  Proc, 
  pt. 
  XXIV, 
  p. 
  313, 
  

   fig. 
  1 
  of 
  section 
  only;' 
  1857, 
  Mazatian 
  Cat., 
  p. 
  309; 
  Trvon, 
  1886, 
  Alan. 
  Conch., 
  vol. 
  VIII, 
  

   p. 
  173. 
  pi. 
  48; 
  fig. 
  16; 
  Dall, 
  1921, 
  p. 
  151; 
  Burch, 
  1945, 
  no. 
  54, 
  p. 
  44 
  

  

  Tliis 
  species 
  was 
  described 
  from 
  Mazatian 
  by 
  Carpenter. 
  The 
  figuring 
  of 
  the 
  type 
  belongs 
  

   with 
  illustration 
  of 
  the 
  Mazatian 
  Catalogue. 
  The 
  holotype 
  should 
  be 
  in 
  the 
  British 
  Museum. 
  

   The 
  synonymy 
  is 
  not 
  intended 
  to 
  be 
  complete. 
  The 
  species 
  ranges 
  from 
  Panama 
  to 
  Catalina 
  

   Island 
  (Burch). 
  

  

  The 
  holotype 
  is 
  in 
  the 
  U. 
  S. 
  National 
  Museum. 
  It 
  has 
  a 
  label, 
  "Bivonia 
  compacta 
  type 
  

   Vancouver 
  Id. 
  J. 
  G. 
  Swan." 
  The 
  photograph 
  of 
  the 
  holotype 
  was 
  furnished 
  by 
  the 
  authorities 
  

   of 
  the 
  Smithsonian 
  Institution. 
  

  

  Holotype— 
  \J. 
  S. 
  National 
  Museum, 
  no. 
  13580 
  

  

  Distribution. 
  — 
  Barclay 
  Sound, 
  Vancouver 
  Island, 
  British 
  Columbia 
  (type) 
  ; 
  Vancouver 
  

   Island, 
  British 
  Columbia, 
  to 
  San 
  Pedro, 
  California 
  (Dall) 
  

  

  Genus 
  Aletes 
  Carpenter, 
  1857 
  

  

  Aletes 
  Carpenter, 
  1857, 
  Zool. 
  Soc. 
  London, 
  Proc. 
  1856, 
  pt. 
  XXIV, 
  Jan., 
  p. 
  226; 
  1857, 
  Cat. 
  

  

  Mazatian 
  Moll., 
  after 
  June'-', 
  p. 
  301 
  

   Type 
  species 
  by 
  monotypy, 
  A. 
  squainif/cnis 
  Carpenter, 
  Zool. 
  Soc. 
  London 
  1856, 
  pt. 
  XXIV, 
  

  

  p. 
  226. 
  Recent. 
  Forrester 
  Isl., 
  Alaska, 
  to 
  Payta, 
  Peru, 
  and 
  the 
  Galapagos 
  Islands 
  (Burch). 
  

  

  Aletes 
  Rafinesque, 
  1815, 
  is 
  a 
  nomcn 
  nudum. 
  Keen 
  (1951, 
  p. 
  8-15) 
  presented 
  the 
  problem 
  

   of 
  Scolixedion 
  Renier, 
  1807,8" 
  vs. 
  Scrpulorbis 
  Sassi, 
  1827. 
  She 
  suggested 
  (Jan. 
  18, 
  1951, 
  per- 
  

   sonal 
  communication) 
  that 
  she 
  might 
  regard 
  Aletes 
  as 
  a 
  subgenus 
  of 
  Serpulorbis. 
  

  

  Petaloconchus 
  compactus 
  (Carpenter) 
  

   (PI. 
  20. 
  fig. 
  15) 
  

  

  Bivonia 
  compacta 
  Carpenter, 
  1864b, 
  Aug., 
  p. 
  628, 
  654; 
  Reprint, 
  1872, 
  p. 
  114, 
  140; 
  1864, 
  

   Dec, 
  Ann. 
  Mag. 
  Nat. 
  Hist., 
  ser. 
  3, 
  vol. 
  XIV, 
  p. 
  427; 
  Reprint, 
  1872, 
  p. 
  239; 
  Cooper, 
  1867, 
  

   Geog. 
  Cat. 
  Moll., 
  Geol. 
  Sur. 
  California, 
  p. 
  27 
  ; 
  Williamson, 
  1892, 
  U. 
  S. 
  Nat. 
  Mus., 
  Proc, 
  

   vol. 
  XV, 
  no. 
  898, 
  p. 
  204; 
  Dall, 
  1921, 
  p. 
  150; 
  Oldroyd, 
  1924, 
  Publ. 
  Puget 
  Sound 
  Biol. 
  

   Station, 
  vol. 
  4, 
  p. 
  147; 
  1927, 
  vol. 
  II. 
  pt. 
  Ill, 
  p. 
  48; 
  Keen, 
  1937, 
  p. 
  31 
  ; 
  Burch, 
  1945, 
  no. 
  54, 
  

   p. 
  42; 
  Smith 
  and 
  Gordon, 
  1948, 
  California 
  Acad. 
  Sci., 
  Proc, 
  ser. 
  4, 
  vol. 
  XXVI, 
  p. 
  196 
  

  

  Vermettis 
  compacta 
  (Carpenter), 
  Tryon, 
  1886, 
  Man. 
  Conch., 
  vol. 
  VIII, 
  p. 
  177 
  list 
  only 
  

  

  Dofania 
  compacta 
  (Carpenter), 
  Keen 
  in 
  Burch, 
  1947, 
  no. 
  67, 
  p. 
  25 
  

  

  "Frequent 
  on 
  Pach\poma; 
  externally 
  resembles 
  Petaloconchus 
  macrophragma." 
  [Car- 
  

   penter, 
  1864b, 
  p. 
  628] 
  

  

  "Entirely 
  open 
  within 
  : 
  but 
  colour 
  and 
  growth 
  like 
  . 
  . 
  . 
  Petaloconchus 
  macrophragma, 
  Cpr. 
  

   Maz. 
  Cat. 
  no. 
  359. 
  From 
  Southern 
  fauna." 
  [Carpenter, 
  1864, 
  p. 
  654] 
  

  

  The 
  measurements 
  as 
  given 
  in 
  Oldroyd's 
  copy 
  (1927) 
  of 
  Carpenter's 
  description 
  (1865) 
  

   should 
  be 
  corrected 
  as 
  follows 
  : 
  

  

  Read 
  .7 
  for 
  7; 
  read 
  .3 
  for 
  3; 
  read 
  .1 
  for 
  1 
  ; 
  delete 
  "poll." 
  

  

  The 
  following 
  lines 
  should 
  be 
  added 
  : 
  

  

  "Hab. 
  Barclay 
  Sound, 
  abundant 
  on 
  Pachypoma 
  gibberosum 
  (Sivan). 
  

  

  "Belongs 
  to 
  Bivonia, 
  Gray 
  (not 
  Morch). 
  Has 
  the 
  aspect 
  of 
  Petaloconchus 
  macrophragma 
  

   on 
  a 
  large 
  scale, 
  but 
  is 
  entirely 
  destitute 
  of 
  internal 
  laminae. 
  One 
  specimen 
  had 
  a 
  faint 
  

   columellar 
  thread 
  for 
  two 
  whirls 
  only. 
  Operculum 
  normal, 
  with 
  thin 
  edge, 
  dark 
  red." 
  [Car- 
  

   penter, 
  1864d, 
  p. 
  427] 
  

  

  A 
  specimen 
  from 
  the 
  Carpenter 
  Collection 
  in 
  the 
  Redpath 
  Museum" 
  collected 
  by 
  the 
  

   Indian 
  children" 
  for 
  J. 
  G. 
  Swan 
  at 
  Neah 
  Bay 
  and 
  Vancouver 
  Island, 
  was 
  sent 
  to 
  Myra 
  

   Keen 
  for 
  examination. 
  She 
  vouched 
  that 
  it 
  was 
  the 
  same 
  form 
  as 
  the 
  holotype 
  and 
  furnished 
  

   the 
  following 
  remarks 
  (1951, 
  personal 
  communication) 
  concerning 
  the 
  topotype 
  (Redpath 
  

   Museum, 
  no. 
  936) 
  : 
  

  

  ■^8 
  See 
  Iredale, 
  (1916a, 
  p. 
  36) 
  on 
  dates 
  of 
  Mazatian 
  Catalogue. 
  The 
  dates 
  on 
  individual 
  

   pages 
  for 
  Mazatian 
  Catalogue 
  are 
  not 
  true 
  dates 
  of 
  publication. 
  

  

  80 
  See 
  also 
  Bull. 
  Zool. 
  Nomen., 
  vol. 
  9, 
  pt. 
  9, 
  1954. 
  p. 
  257-262 
  and 
  Opinion 
  316, 
  Op. 
  and 
  

   Declar. 
  Int. 
  Com. 
  Zool. 
  Nomen., 
  vol. 
  9, 
  pt. 
  5, 
  p. 
  91-106, 
  Tavola 
  and 
  Prospetto 
  of 
  Renier 
  re- 
  

   jected 
  for 
  nomenclatorial 
  purposes. 
  

  

  